8/18/2019 Planos Hidraulico y Electrico 966f_4yg
1/52
L 3 1
L 3 3
L31
L33
L30
HH
128-PK2
EE
EE
AA
DD
CC
BB
AA
L29
A
GN-14
JUMPER PLUG
8R2649
201-BK-18
429-YL-18
1
3
200
200
1 0 1 - R D - 4
3 0 4 - W H - 8
1 0 9 - O R - 4
3 0 4 - W H - 8
1 0 1 - R D - 4
H
200
2 0 0 - B K - 1 4
3 2 7 - P K
107-WH-14
3 2 7 - P K
2 0 0 - B K - 1 4
RESIS6T2217
101-RD-18 1
2
BB
A
D
A
A
NN
A
H
H
H
F
E
D
21 11
TOENGINE
TOFRAME
BK-4
2
NEG POS
H
H
STARTER
4N3181
12V BATTERY
9G4247
BK-18
RD-18
9X1404 (ECE)
BK-18
RD-18
207-B
DISCONNECT SW7N0718
BK-00
9X1406 (ECE)
LEFT TURN LAMP
7X6066 (USA)
9X1404 (ECE)
R D - 0 0
R D - 0 0
B K - 0 0
B K - 0 0
BK-00
G S
MTR BAT
MOTOR
R D - 0 0
B K - 0 0
B K - 0 0
12V BATTERY
9G4247
604-OR
321-BR614-PU-14
606-GY-14
605-YL-14
617-BR-14
608-GN
200-BK-14
B K - 0 0
A
3 0 1 - B U
B K - 0 0
8
7
STOP/TAIL/PARK LAMP
8C6207 (USA)
NEGPOS
5
H
H
3
A
1
4
RELAY PANEL
AUXILIARY
START
RECEPTACLE
9X5630
2 0 3 - B K
301-B
6
200
1
1
2
200-BK-14
608-GN
200-BK-14
614-PU-14
604-OR
606-GY-14
200-BK-14
321-BR
200-BK-14
G BK-18
WH-18
608-GN
G BK-18
WH-18
RD-18
T
S
2
3
1RD-18
FLOOD LAMP
9X1439
1
3
2
605-YL-14
200-BK-14
200-BK-14
617-BR-14
2
S
T
604-OR
608-GN
200-BK-14
FLOOD LAMP
9X1439
STOP/TAIL/PARK LAMP
8C6207 (USA)
RIGHT TURN LAMP
7X6066 (USA)
9X1406 (ECE)
BACKUP ALARM
3T1815
8/18/2019 Planos Hidraulico y Electrico 966f_4yg
2/52
L32
L31
L30
L 3 4
L34
L 3 0L31
L32L32
L 3 7
L 2 8
200-BK
L28
WIRE AS
4E4276
NOTE B
L29
KA
L23
L23
L27
L27
L21 L21
L21
AD
2
1
3200-BK-14
615-YL
603-PK
201-BK-18
ENGINE
SHUTDOWN
SOLENOID
6T4122
2 0 0 - B K
3 2 7 - P K
2 0 0 - B K - 1 4
200-BK-14
200-BK-14
200-BK-14
TO FRAME
3 2 1 - B R
4 2 9 - Y L - 1 8
2 0 3 - B K
D
B
R
3
201-BK-18
403-GN-18
200-BK-14
207-BK
302-OR
403-GN-18
522-WH-14
513-OR-14
522-WH-14
CLUTCH
ENOID
13
513-OR-14
01 9 8
G N
R-4
2
4
3
6
302-OR
301-BU
5
1
2
1
7
ENGINE
GROUNDBK-6
ALT
R+
LTERNATORS9088 STD
N0999 ATT
327-PK
A475-PU-18
RESISTOR
9G1950
5 1 6 - G N - 1 4
5 1 7 - B U - 1 4
L28
5 1 5 - G Y - 1 4
5 2 2 - W H - 1 4
2 0 0 - B K - 1 4
1 2 4 - G N - 1 4
D
5 2 1 - Y L - 1 4
1 2 4 - G N - 1 4
2
D
D
7
R
R
R
PP
D
3 1
8/18/2019 Planos Hidraulico y Electrico 966f_4yg
3/52
P
T
L 3 8
L36
SECONDARY BRAKE
AIR PRESS SW
8T9792
A
FA
200-BK
614
6 1 4 - P U
P
614
R
L27
L21F
L25
B B
P P
Q
Q
T
L24
SR
2
10
9
8
10
9
114-GN
432-PK-18
538-BR-14
440-BR-18
447-PK-18
113-OR-18
201-BK-18
419-YL-18
102-BU-14
610-OR-14
619-GN-14
611-PU-14
614-PU-14
617-BR-14
606-GY-14
605-YL-14
200-BK-14
200-BK-14
604-OR
130-GN
7
6
5
4
3
1
8
7
5
4
3
1
6
2
L K - 1 4
2 3 1
1 0 5 - B R
3 0 6 - G N
3 2 6 - P U
B K
3 0 8 - Y L
B U
R D
RADIO
8C9838
GN
GY
BR
OR
4
2
3
1
H
L
MOTOR
-T
102-BU
6 1 4 - P U
2 0 0 - B K - 1 4
614-PU
200-BK-14
403-GN-14
10
3
4
2
614-PU
200-BK
200-BK
1 0 5 - B R
6 0 8 - G N
1 2 7 - O R
2 0 0 - B K
6 1 5 - Y L
6 0 8 - G N
6 1 7 - B R - 1 4
6 1 4 - P U - 1 4
6 1 0 - O R - 1 4
1 0 2 - B U - 1 4
6 1 9 - G N - 1 4
1 1 6 - B R
1 2 7 - O R
4 8 5 9 7 6 1 0
1 2 3 1 2 5 3 4
8
7
512-GN
511-BR
508-PU
509-WH
200-BK
2
505-BU
1
4
RIG
SPE
6T7
LEF
SPE
6T7509-WH
5
3
6
MEMORY
ANTENNA
LEFT SPKR -
RIGHT SPKR -
GROUND
PK
BK
PU
BU
RD
GY
GN
RIGHT SPKR +
LEFT SPKR +
+ BATTERY
508-PU
503-BR
102-BU-14
2
1
7 6
2 0 0 - B K - 1 4
2 0 0 - B K - 1 4
118-GY
504-YL
3 1 0 - P U
2 0 0 - B K - 1 4
5 2 2 - W H - 1 4
9
200-BK-14
7
6
5
8
1
THERMOSTAT SW9X5445
517-BU-14
516-GN-14
515-GY-14
521-YL-14
3
4
5
2
1
-T
200-BK-14
BLOWER
9G8694
6 1 4 - P U - 1 4
4 0 3 - G N
5 2 2 - W H - 1 4
L21
200-BK-14
522-WH-14
124-GN-14
5 1 5 - G Y - 1 4
1 5 8 - B R - 1 4
5 1 3 - O R - 1 4
2 0 0 - B K - 1 4
5 2 1 - Y L - 1 4
2 1
2 0 0 - B K - 1 4
1 5 8 - B R - 1 4
MOTOR
614-PU-14
200-BK
6
PANEL LAMPS
7N9967
5
2
LOWER
G8695
B K - 1
4
W H / R D - 1 4
9
1 0 5 - B R
1 0 2 - B U - 1 4
1 0 2 - B U - 1 4
1 0 2 - B U - 1 4
8
12
11
3
START AID
SW
3T3453
2
6 1 7 - B R - 1 4
2 0 0 - B K
6 1 4 - P U - 1 4
MOTOR
REAR WIPER
6T6216
4 0 3 - G N - 1 4
2 0 0 - B K - 1 4
- +
6 1 0 - O R - 1 4
3 0 8 - Y L
3 1 0 - P U
3 0 6 - G N
512-GN
511-BR
592-BU
OR
PANEL LAMPS
7N5876
GRN
BLU
BLK
RED
KEY SW
9G7641
1 0 5 - B R
1 0 5 - B R
3 2 6 - P U
3 0 8 - Y L
3 1 0 - P U
SERVICEMETER
6T7337
6 1 5 - Y L
S S
S
S
STONOFF
B
S
C
R
105-BR
6 1 4 - P U - 1 4
S
12
9
6
3
2 0 0 - B K
11
8
5
2
6 1 4 - P U - 1 4
6 1 7 - B R - 1 4
6 1 9 - G N - 1 4
BLOWER SW
6P3236
1 1 6 - B R
FLOOD
LAMP SW
9X1423
RUNNING
LAMP SW
6T3989
S
S
2 0 0 - B K
2 0 0 - B K
2 0 0 - B K
2 0 0 - B K
OPERATOR STATION
8/18/2019 Planos Hidraulico y Electrico 966f_4yg
4/52
2 0 1 - B K - 1 8
L11
L26
L25L25
L26
L 3 6
L7
2 0 1 - B K - 1 8
2 0 1 - B K - 1 8
1 2
201-BK-14
201-BK-14
201-BK-14
L23
114-GN
L4
L6
L5
L
L 3 6
JJ
BB
B
B
L26L26
L25
Q
Q
T
L24
L7
L7
L7
L22
L8
B
B L
L23
200-BK-14
200-BK-14
432-PK-18
200-BK-14
606-GY-14
605-YL-14
538-BR-14
610-OR-14
617-BR-14
614-PU-14
619-GN-14
611-PU-14
102-BU-14
419-YL-18
440-BR-18
130-GN
604-OR
113-OR-18
201-BK-18
447-PK-18
CIGAR
LIGHTER
9W0335
200-BK
592-BU
1 1 8 - G Y
1 1 8 - G Y
502-OR
4 1 1 - P K - 1 8
118-GY
1 1 8 - G Y
118-GY
500-BR
501-GN
503-BR
200-BK
105-BR DOME LAMP
8C9678
3
2
1
BK
YL
WH
SERV
MODE
PLUG
COMM
LINK
U.S./
METRIC
UNITSPLUG
9 4 5 - B R - 1 8
9 4 4 - O R - 1 8
2 9 2 - B K - 1 8
2 9 0 - B K - 1 8
2 9 1 - B K - 1 8
2 0 1 - B K - 1 8
2 0 1 - B K - 1 8
2 7 0 - B K - 1 8
2 7 1 - B K - 1 8
2 7 2 - B K - 1 8
2 7 3 - B K - 1 8
2 7 4 - B K - 1 8
7 1 2
A401-YL-18SYS VOLTAGE
5 4 3
504-YL
505-BU
506-PU
507-WH
FRONT
WIPER SW
3T6655
9
5
6
VOLTAGE
CONVERTER
7T8000
3
200-BK
120-YL
SW 12
4 5 6
7
10
8
2
3
4 1
5 0 1 - G N
T-
MOTOR
L
H
1
3
2
4 1 0 - W H - 1 8
4
OR
BR
HARNESS
CODE
GY
GN
1 1 8 - G Y
4
5 0 0 - B R
5 0 2 - O R
FRONT
WIPER
6T6216
429-YL-18
2
201-BK
3
1
B K - 1 8
2 1
507-WH
506-PU
505-BU
504-YL
503-BR
2 7 5 - B K - 1 8
502-OR
501-GN
500-BR
BH
LP W
B
129-BU
B
NC
NC
NC
SW 2
409-OR-18
FAULT
ALARM
9G9813
2 1
R D
B K
2 0 1 - B K
201-BK-18
292-BK-18
291-BK-18
290-BK-18
US/METRIC UNITS
CLEAR
SERVICE
417-GY-18
118-GY
200-BK-14
REARWIPER SW
3T6655
118-GY
416-OR-18
B
419-YL-18
405-GY-18
432-PK-18
WPL
H B
447-PK-18
441-OR-18
443-YL-18
442-GY-18
710-GN-18
270-BK-18
271-BK-18
272-BK-18
273-BK-18
274-BK-18
275-BK-18
945-BR-18
113-OR-18
XMSN RPM
411-PK-18
36
12
24
29
37
38
11
28
27
26
25
19
20
5
10
410-WH-18
1
4
3
23
30
31
BR AIR PRESS
40
35
13
8
34
32
PARK BRAKE
PRIM STEER
SCND STEER
ALTERNATOR
HARNESS CODE 1
HARNESS CODE 2
HARNESS CODE 3
HARNESS CODE 4
HARNESS CODE 5
39
A475-PU-18
+ BATTERY
LAMP
ALARM
201-BK-18
ENG OIL PRESS
BR OIL PRESS
COOL TEMP
NEUTRAL
FUEL LEVEL
SW 9
CNVT TEMP
HYD TEMP
HARNESS CODE 0
COMM -
RD-18
BK-18
COMM +
GROUND
2
450-YL-18
403-GN
ENG RPM
SEC BRK PRESS
BRK OIL TEMP
1
2
OR-18
BK-18
6 0 3 - P K
6 1 5 - Y L
6 0 3 - P K
2 0 0 - B K
NC 6
9
3
2
1
944-OR-18
15
16
18
17
COMPUTERIZED
MONITORING
SYSTEM
7X1360
+ BATTERY
GROUND
+12 VOLT
GROUND
22
6 1 5 - Y L
496-WH-18
21
440-BR-18
33
201-BK-18
14
7
HYD LEVEL
201-BK-18
7N9737
7N9738
8/18/2019 Planos Hidraulico y Electrico 966f_4yg
5/52
L5
SS
SS
G
G
RD-18
BK-18
BK-18
RD-18
G
G
Z
L11
6 0 3 - P K
2 1
L11
JJ
G
G
1
2
3
4
5
761-GY
128-PK
200-BK
762-YL
976-OR
200-BK
128-PK
762-YL
200-BK
200-BK
762-YL
128-PK
LIFT POS SW
8C5434
BUCKET POS SW
8C5435
1
2
3 GROUND
SOLENOID
+ BATTERYBK-18
BU-18
OR-18
BU-18
BK-18
OR-18 + BATTERY
SOLENOID
GROUND3
2
1
976-OR
200-BK
1
2
3
200-BK
976-OR
2
1 RIDE CONT
SOL
6T8046 2
1
200-BK-14
617-BR-14
617-BR-14
200-BK-14
RD-18
BK-18
BK-18
200-BK-14
200-BK-14
614-PU-14
XX
G
L 4
200-BK-14
322-GY
200-BK-14
614-PU-14
ZF
L4
RD-18
RD-18
1
2
200-BK-14 LEFT TURN
LAMP
7X6066605-YL-14
L6
606-GY-14
RIGHT TURN
LAMP
7X6066
200-BK-14
2
BK-18
RD-18
1
FORWARD HORN
7T0970
L5
614-PU-14
619-GN-14
200-BK-14
200-BK-14
LOW BEAM
HEAD LAMP
9X1441
NOTE C
LOW BEAM
HEAD LAMP
9X1441
200-BK-14
619-GN-14
L6
605-YL-14
611-PU-14
606-GY-14
617-BR-14
614-PU-14
200-BK-14
200-BK-14
322-GY
4
322-GY
5
114-GN
6
8
1
3
9
2
7
GERMAN ROADING ATTACHMENT
HORN SW
7T2296
619-GN-14
DIMMER SW
2H1855
Z
6 0 6 - G Y - 1 4
6 0 5 - Y L - 1 4
CAB
FLOOD
LAMP
9X4381
AB
OOD
AMP
X4381
114-GN
322-GY
F
200-BK-14
606-GY-14
605-YL-14
538-BR-14
102-BU-14
619-GN-14
3 2 2 - G Y
322-GY
2
7
2
6 1 0 - O R - 1 4
9
3
1
8
6 1 1 - P U - 1 4
7
1
NOTE C
617-BR-14
RD
WH
COLORABBREV
WHITE
RED
L11
2 1
F
E
D
BRAKE OIL SWITCHES
BK-18
6
5
6
G
ECE FRT
POSITION LAMP
9X1407
5
4
3
2
1
200-BK-14
200-BK-14
614-PU-14
617-BR-14
SS
606-GY-14
BEACON
6T8941
K
K
K
611-PU-14
605-YL-14
4
1
2
611-PU-14
200-BK-14
2
1
1
2
619-GN-14
200-BK-14
619-GN-14
HIGH BEAM
HEAD LAMP
9X1440
200-BK-14
200-BK-14 LEFT TURN
LAMP
7X6066
200-BK-14
605-YL-14
HIGH BEAM
HEAD LAMP
9X1440
G
606-GY-14
ECE FRT
POSITION LAMP
9X1407
2
1
200-BK-14
FLOOD LAMP
9X1439
FLOOD LAMP
9X1439
611-PU-14
619-GN-14
200-BK-14
RIGHT TURN
LAMP
7X6066
8/18/2019 Planos Hidraulico y Electrico 966f_4yg
6/52
L35
L33
L30
AREAR
WASHER
7T8891 MOTOR
L16
BRAKEDRYER
8V910
L17
A
C
C
C A
1 2 1 - Y L
1 0 1 - R
D
114-GNFORWARD HORN10A
A 4 0 1 - Y L - 1 8
1 0 5 - B R
3 0 8 - Y L
3 0 6 - G N
3 1 0 - P U
1 1 2 - P U - 4
3 1 1 - W H
310-PU
2 1
107-WH-14
107-WH-1415
1 0 1 - R
D - 1 4
326-PU
327-PK
200-BK-1
107-WH-
306-GN
306-GN
311-WH
3 2 6 - P U
113-OR-18
201-BK-18
YL-18
BK-18
OR-18
SIGNAL
+V
GROUND
C
B
A
5
3
6
8
2
1
4
7
101-RD-18 1
2
A401-YL-18
RESISTOR6T2217
ENGINE
OIL SW7T0988
405-GY-18
201-BK-18
WH
BK
C
B
A
21 11
1 8
2 0
1 9
1 7
1 6
1 5
1 4
5
R E L A Y P A N E L
15A
80A 109-OR-4
10A
2 0 0 - B K - 1 4 1
0 5 - B R
4 3 7 2 1 1
1 0
6 8 1 2
9 1 1 3
DIAGNOSTIC CONNECTOR
3 0 8 - Y L
1 1 2 - P U
1 0 9 - O R
1 0 1 - R D
1 0 5 - B R
RELAY PANEL
1 7 7 - O R - 8
3 0 4 - W H
3 0 6 - G N
MAINBREAKER
9S4693 1 7 7 - O R -
4
B U S B A R
7 V 9 2 7 5
ALTERNATOR
BREAKER9S4693
80A
112-PU-4
200-BK
MAINRELAY
3T0376
1 1 3 - O R - 1 8
3 1 1 - W H
4 4 1 - O R - 1 8
2 0 0 - B K
441-OR-18
311-WH
113-OR-18
1
405-GY-18
201-BK-18
443-YL-18
203-BK
207-BK
302-OR
311-WH
310-PU
101-RD-4
109-OR-4
304-WH-8
200-BK-14
306-GN
308-YL
1 1 3 - O R - 1 8
A
B
C
GROUND
+V
SIGNAL
105-BR
OR-18
BK-18
102-BU-14
3 1 0 - P U
3 1 1 - W H
3 0 2 - O R
2 0 7 - B K
2 0 3 - B K
YL-18
450-YL-18
2 0 1 - B K - 1 8
2
TRANSMISSION OIL TEMPERATURE
SENSOR
9X0377
443-YL-18
201-BK-18
113-OR-18
COOLANT TEMPERATURE SENSOR
9X0377
201-BK-18
441-OR-18
A
A
A A
A
AA
RELAY PANEL
A
3 1 1 - P U
A 1 0 1 - R
D
101-RD-14
1 0 1 - R
D
KEY
BACKUP ALARM
STOPLAMPS
1 0 1 - R
D
1 0 1 - R
D - 1 4
1 0 1 - R
D - 1 8
101-RD-4
A
A
A
A
C
START RELAY
9F3099
105-BR
121-YL
3K8782 FUSE4K5122 FUSE
HOLDER
130-GN
ENGINE SHUTDOWN BKR
6N8589
C
10A
10A
-T
311-WHSTART AID
SOLENOID
9G4365
200-BK
C
ENGINE SPEED
SENSOR
9X5393
ETHER AIDCOOLANT SW8N1693
B K - 1 8
B K - 1 8
102-BU-14
450-YL-18
201-BK-18
RUNNING LAMP BKR
3T2662
3 0 8 - Y L
8/18/2019 Planos Hidraulico y Electrico 966f_4yg
7/52
L34
L32
L35
L35 L 3 5
L 2 1
L34
L32
1 2 8 - P K
128-PK
L 3 7
L 2 8
L29
L28
L16
L28
L28
201-BK-18
507-WH
506-PU
507-WH
A
FRONT
WASHER
7T8891
506-PU
403-GN
V A
2 1 12 0- YL
200-BK
BA
BA
BA
L15
L15
L16
L17
3 2 1
4 2 9
121-YL
1 1 4 - G N
1 3 0 - G N
310-PU
120-YL
310-PU
200-BK120-YL
1 1 3 - O R - 1 8
2 0 1 - B K - 1 8
2 0 0 - B K
2 0 0 - B K
506-PU
200-BK
200-BK
ENGINE SHUTDOWN CONTROL
9G9287
OR-18
WH-18
YL-18
BU-18
BK-18
RD-18 + BATTERY
GROUND
ENG SOL
RESET
OFF (KEY)
OFF
403-GN-18
441-OR-18
429-YL-18
120-YL
416-OR-18
417-GY-18
608-GN
615-YL
603-PK
4 3 2 - P K - 1 8
1 0 2 - B U - 1 4
6 1 7 - B R - 1 4
6 1 4 - P U - 1 4
6 0 6 - G Y - 1 4
6 0 5 - Y L - 1 4
6 1 1 - P U - 1 4
6 1 9 - G N - 1 4
6 1 0 - O R - 1 4
4 1 9 - Y L - 1 8
4 4 7 - P K - 1 8
4 4 0 - B R - 1 8
5 3 8 - B R - 1 4
306-GN
112-PU-4
A401-YL-18
308-YL
105-BR
102-BU-14
310-PU
617-BR-14
614-PU-14
605-YL-14
606-GY-14
B
611-PU-14
619-GN-14610-OR-14
419-YL-18
01
447-PK-18
440-BR-18
538-BR-14
522-WH-14
513-OR-14
326-PU
443-YL-18
9 8
450-YL-18
405-GY-18
615-YL
608-GN
603-PK
617-BR-14
442-GY-18
522-WH-14
416-OR-18
102-BU-14
201-BK-18
976-OR
619-GN-14
432-PK-18
450-YL-18
496-WH-18
441-OR-18
112-PU-4
405-GY-18
120-YL
409-OR-18
443-YL-18
710-GN-18
403-GN-18
105-BR
128-PK
417-GY-18
308-YL
310-PU
538-BR-14
614-PU-14
A401-YL-18
507-WH
0-BK
200-BK
200-BK
V
-T
447-PK-18
201-BK-18
201-BK-18
419-YL-18
201-BK-18
201-BK-18
201-BK-18
201-BK-18
113-OR-18
MOTOR
432-PK-18
611-PU-14
440-BR-18
8
5
12
1
2
3
4
6
7
9
11
10
113-OR-18
113-OR-18
113-OR-18
113-OR-18
128-PK
976-OR
326-PU
A475-PU-18
442-GY-18
496-WH-18
610-OR-14
513-OR-14
306-GN
409-OR-18710-GN-18
606-GY-14
36
12
24
29
37
38
11
28
27
26
25
3
20
5
22
10
1
4
19
23
30
31
33
40
35
7
8
34
2
13
39
9
16
15
18
17
6
605-YL-14
21
429-YL-18
14
32
A475-PU-18
1
8/18/2019 Planos Hidraulico y Electrico 966f_4yg
8/52
L36
L36L36
L37
L 3 7
L 3 8
L38 L38
L36
L36
L38
L 9
2 0 0 - B K
L8
L9
L10
L13
4 0 3 - G N
201-BK-18
201-BK-18
201-BK-14
201-BK-18
EA
L 1 4
L 1 3
4
L14
416-OR-18
417-GY-18
6
5
8
6 0 6 - G Y - 1 4
6 0 5 - Y L - 1 4
L 1 2
L14
L14
L14
L15
L8
L9
L10
L13
L12
B B
7
EA
R
Z
B M
N
N
N
10
9
L1
8
200-BK-14
8
200-BK-14
4
L12
6 1 5 - Y L
2 0 0 - B K - 1 4
124-GN-14
158-BR-14
1 2 0 - Y L
1 1 3 - O R - 1 8
1 2 8 - P K
112-PU-4
158-BR-14
124-GN-14
113-OR-18
128-PK
193-PU
129-BU
118-GY
116-BR
127-OR
120-YL
120-YL
105-BR
102-BU-14
614-PU-14
4
4
4
4
8
8
8
8
8
8
8
8
8
8
8
8
18
8
8
8
1 0 5 - B R
3 0 6 - G N
3 2 6 - P U
3 0 8 - Y L
3
2 1 200-BK-14
5 9 1 1 2 1 2 5
4
710-GN-18
409-OR-18
5
2
321-BR
121-YL
496-WH-18
442-GY-18
201-BK-18
113-OR-18
976-OR
128-PK
200-BK
4
3
2
1
7 6
3 1 0 - P U
2 0 0 - B K - 1 4
2 0 0 - B K - 1 4
STRAP
7G1060
PLATFORMGROUND
4
3
4
4
FRAME GROUND
8
1
200-BK-14
9
-14
-14
200-BK-14
200-BK
200-BK-14
200-BK-14
4
4
4
4
-14
1
5
3
4
200-BK-14
CONDENSER
FAN RELAY
3T2170
WH/RD-14
WH/RD-14
BK-14
BK-14
1
2
1
1 5 8
5 1 3
2 0 0
5 2 1
6
CONDENSER FAN
7X6279
158-BR-14
TURN SIGNAL SW
9G5589
8
7
2
Z
OPERATOR STATION
4
1
5 6 2 3
L9
L13
1
200-BK-14
3
521-YL-14
10
2
521-YL-14521-YL-14
513-OR-14
514-PU-14
514-PU-14
200-BK
MOTOR
MOTOR
REFRIGERANT SWNOTE A9W0549
L13
2
L10
CONDENSER FAN7X6279
8/18/2019 Planos Hidraulico y Electrico 966f_4yg
9/52
L1
L26
L25L25
L26
L 2 2
L10
L10
L8
R D - 1 8
R D - 1 8
R D - 1 8
R D - 1 8
R D - 1 8
R D - 1 8
129-BU
200-BK-14
193-PU
L
LL
603-PK
605-YL-14
606-GY-14
L
L
L
L
L
L
L
L
200-BK-14
2 0 0 - B K
200-BK 2 0 0 - B K
20 0- BK- 14 20 0- BK- 14
TO TURN SIGNAL
SW, TERM 2
TO TURN SIGNAL
SW, TERM 3
TO TURN SIGNAL
SW, TERM 1
537-GN-14
605-YL-14
606-GY-14
6 0 6 - G Y - 1 4
6 0 5 - Y L - 1 4
1 0 2 - B U - 1 4
1 3 4 2 5
L 3 6
L 2 5
L 2 6
L 3 9
L39
L10
L39
L 3 9
417-GY-18
416-OR-18
6 7
R-14
RIDE
CONTROL SW
6T3990
BEACON SW
6T3990
976-OR
1 1 2 - P U - 4
112-PU-14
112-PU-14
112-PU-14
112-PU-14
112-PU-14
112-PU-14
112-PU-14
112-PU-14
112-PU-14
B
Q
L11L11
L2
M
EEE
L2
B L
B L
128-PK
128-PK
6
5
32
200-BK
128-PK
976-OR
CIGAR
LIGHTER
9W0335
615-YL
611-PU-14
976-OR
538-BR-14
411-PK-18
200-BK-14
614-PU-14
614-PU-14
200-BK-14
6 1 4 - P U
603-PK
611-PU-14
538-BR-14
976-OR
606-GY-14
605-YL-14
193-PU
129-BU
200-BK
200-BK-14
118-GY
1 1 8 - G Y
1 1 8 - G Y
504-YL
505-BU
503-BR
1 1 8 - G Y
120-YL
105-BR
102-BU-14
2 0 0 - B K
1 2 0 - Y L
1 0 5 - B R
5 0 3 - B R
1 1 8 - G Y
1 0 2 - B U - 1 4
5 0 5 - B U
5 0 4 - Y L
7 6 4 8 5
MODE
PLUG
METRIC
UNITS
PLUG
-14
NON-GERMAN ROADING
TURN SIGNAL
SYSTEM
TO HARNESS F (LOC D-2)
2 0 0 - B K - 1 4
9 7 6 - O R
5
4
6
3
2
1
HIGH BEAM
INDICATOR LAMP7N5876
RIDE CONTROLINDICATOR LAMP7N5876
7
4
HAZARD FLASHERINDICATOR LAMP
7N5876
5 4 3
L
2
1 2 8 - P K
1 2
18-GY
13-OR-18 CMS
3
FLASHER
8D6946
442-GY-18
113-OR-18
496-WH-18
201-BK-18
409-OR-18
321-BR
121-YL
710-GN-18
1 2
CAB FLOODS INDIC ATOR LAMP
7N5876
193-PU
3
200-BK
200-BK
614-PU
1
200-BK
200-BK
615-YL
200-BK
200-BK
200-BK
200-BK
28-PK
93-PU
29-BU
611-PU-14
538-BR-14
605-YL-14
606-GY-14
200-BK
976-OR
200-BK
411-PK-18
614-PU
614-PU
2
7
1
2 3
128-PK
762-YL
MASTER WARNING LAMP9W2111
-14
RH DASH PANEL
LAMPS7N5876
-14
-14
RH TURN INDICATOR LAMP
7N5876
129-BU
U
U
U
UE: FOR GERMAN ROADING ONLY
FLASHER
8V2514
14
14
14
-14
HAZARD
TURN
30B
+ BATTERY
HEAD LAMP
49
49A
31
C2
C
6 1 4 - P U
GROUND
REPLACES 8D6946 FLASHER
ROTATING BEACON
KICKOUTS/RIDE CONTROL
WIPER MOTORS
200-BK
761-GY
FUSE
3K8782
FUSE
HOLDER
4K5122
REAR FLOOD LAMPS
CIGAR LIGHTER
6 0 3 - P K
KK
112-PU-14
KK
10A
CONDENSER FAN MTRS
BLOWER MOTORS
10A
10A
10A
KK
20-YL 10A
10A
10A
27-OR
16-BR
CONVERTER/AIR DRYER
15A24-GN-14
58-BR-14
FRT CAB FLOOD LAMPS
15A
112-PU-4
CIRCUIT
BREAKERS
6N8589
LH TURN INDI CATOR LAMP7N5876
200-BK-14
OPERATOR STATION
614-PU
Z
LIFT
K.O.
8C9634
KK
2 1
200-BK
10A
BUCKET
K.O.
8C9635
UCKET
OAT
C9635
128-PK
200-BK
KK
8/18/2019 Planos Hidraulico y Electrico 966f_4yg
10/52
2
1
L 4 0
40
L40
L 4 0
NOTE C: BUCKET MARKER LAMPS ARE DEALER INSTALLED
00
00
E-11008R2649HH
L11
ATT
00
00
00
01
01
00
02
00
01
00
02
00
00
01
01
00
01
00
01
01
01
01
01
02
03
B-2
F-2
B-1
D-2
B-1
FUEL LEVEL BUFFER
9X3252
GERMAN ROADING VERSION
E
4 1 7 - G Y - 1 8
4 1 6 - O R - 1 8
1
3
2
1
2
2
1
201-BK-18
201-BK-18
201-BK-18W
NON-GERMAN ROADING VERSION
201-BK-18
W
PRIMARY
STEERING SW
9X1159
417-GY-18
201-BK-18
416-OR-18
201-BK-18
417-GY-18
W
NOTE: REPLACES
HARNESS W ON
VEHICLES NOT
EQUIPPED WITH
SUPPL STRG
416-OR-18
2 0 1 - B K - 1 8
2 0 1 - B K - 1 8
2 0 1 - B K - 1 8
496-WH-18
201-BK-18
201-BK-18
201-BK-18
HYDRAULIC
OIL LEVEL SW
7T8530
1
2
417-GY-18
976-OR
200-BK
G
8R8161
L 4
E
E -1 ATT
8R8139
STD
8R8167
8R8169
8R9599
G
SS
CHG
A-108R8160V
F-11
F-11
F-11
F-11
5V3885 02
7P6682 01
3S8624 01
5V3887 02
8V0615 01
B-4
D-5
B -2 ATT
STD
8R8171
F-8
8R9526 00
4E4276 00
F F F
B-28R8170
C-48R8168
F-68R6082
E-78R8117
D-88R9203
C-48R6083
D-68R7199
A-68R9297
B-58R9296
C-38R7067
D-9
8R8185
A-2
8R8166
D-12
F-12
F-28R8186
F-28R8164
A-68R8165
F-108R8162
A-118R8163
B-88R9204
B-88R8159
BACKUP
ALARM SW
9N1750
PRIMARY
STEERING SW
9X1159
SUPPLEMENTAL STEERING SW
9X1159
G
G JJ
E
E
G
E
E
FFF
F
F
F
BK-18
BK-18
MM 8R9526
F
BK-18
114-GN
BK-18
STD
NOTE B: SECONDARY BRAKE AIR PRESS SW REPLACES JUMPER WIRE
201-BK-18
432-PK-18
762-YL
128-PK
200-BK 3
2
1
2
4
1
2
5
3
1
2
E-10002W8715PP
E-10002W8662PP
F-11005R7755NN
8R9295 00
8R7202 00
B-1
6W8227
W
CABLE AS.
4E1286 00
966F WHEEL LOADER (7T3830 CHG 00) STARTED 3 JUN 89
X
MM
LL
JJ
W
U
GG
EE
DD
CC
BB
AA
T
WIRE AS.
S
R
Q
P
N
M
L
K
J
H
G
F
E
D
C
B
A
HARNESS AS.
LOCPART NO.
KK
COMPONENTS ARE SHOWN INSTALLED ON A FULLYOPERABLE MACHINE WITH THE KEY AND ENGINE OFFAND XMSN SHIFTER IN NEUTRAL
UNLESS OTHERWISE SPECIFIED: ALL WIRE IS 16 GAGE
NOTE A: NORMALLY OPEN BEFORE REFRIGERANT CHARGE
CIRCUIT GROUPING
DESIGNATION#L
ATCH WIRE, CABLE,COMPONENT
CIRCUIT NOT CONNECTED
CIRCUIT CONNECTED
BLUE
GREEN
BU
GN
RD
WH
OR
YL
PK
BK
BLADE, SPADE, RING,
OR SCREW TERMINAL
INTERNAL ELECTRICALCONNECTION TO SURFACE
OF COMPONENT
ELECTRICAL CONNECTION
TO VEHICLE STRUCTURE
CONNECTOR
SYMBOL DESCRIPTION
BROWN
PURPLE
GRAY
BLACK
COLORABBREV
PINK
YELLOW
ORANGE
WHITE
RED
BR
PU
GY
2 1
C
B
A
BK-18
BK-18
BK-18
BK-18
BRAKE OIL SWITCHES
7V5647
GG
BK
WH
L2
B K - 1 8
BK-18
201-BK-18
433-BU-18
W
RIDE CONTROL SOLENOID
6T8046
2 0 1 - B K - 1 8
2 0 1 - B K - 1 8
604-OR
130-GNSTOPLAMP SW
2M9346
TRANSMISSION
OUTPUT SPEED
SENSOR
9X5393 2
1
4 1 9 - Y L - 1 8
4 4 0 - B R - 1 8
1 3 0 - G N
6 0 4 - O R
1 1 3 - O R - 1 8
2 0 1 - B K - 1 8
4 4 7 - P K - 1 8
PARKING
BRAKE SW
9X3210
2
201-BK-18
419-YL-18
GN-18
761-GY
BK-18
128-PK
200-BK
762-YL
976-OR
1
201-BK-18
710-GN-18
200-BK
976-OR
LIFT POSITIONER SW
8C5434
2
113-OR-18
201-BK-18
440-BR-18
A
B
C
GROUND
+V
XX
SIGNAL
RD-18
BK-18
YL-18
321-BR
121-YL
201-BK
409-OR4
-+
1
2
3 GROUND
SOLENOID
+ BATTERYOR-18
BK-18
BU-18
3
1
200-BK
200-BK
YL-18
BK-18
RD-18
SIGNAL
+V
GROUND
3
2
1
BUCKET POSITIONER SW
8C5435
BRAKE AIR PRESSURE SENSOR
9X5272
Z
HYDRAULIC
TEMP SENSOR
9X0377
447-PK-18
201-BK-18
1
2
3
+ BATTERY
GROUND
SOLENOID
BK-18
OR-18
BU-18
128-PK
762-YL
128-PK
761-GY
2
FF
113-OR-18
201-BK-18
113-OR-18
442-GY-18 YL-18
BK-18
OR-18
SIGNAL
+V
GROUND
C
B
A
1GN-18
GY-18
SENDER
GROUND
1
COMCOMXMSN
NEUTRAL SW
9N1750
NO NC
NONC
FUEL LEVEL SENDER
9X4941
D32531
8/18/2019 Planos Hidraulico y Electrico 966f_4yg
11/52
3
4
6
8
11
12
14
15
13 D
1 2
1819
21
23
24
26
29
30
3
317
1
2
3
4
9
1011
8/18/2019 Planos Hidraulico y Electrico 966f_4yg
12/52
Connector Machine
Location
Harnes
Comp
A-8R8159
B-8R9204
B - 8R9204
Computerized Mo
20 Contacts A-8R8159
Diagnostic Conne
12 Contacts A-8R8159B - 8R920
A-8R8159
-
40 Contacts
Part No. Function
2M9346 Stoplamp Pressure
7T0988 Engine Oil Pressure (CMS)
8N1693 Engine Coolant Temperature (Eth
8N2248 Hydraulic Oil Temperature (CMS)
8T9792 Secondary Brake Air Pressure
9X1159 Steering (Primary-Secondary) Flo
9X3210 Parking Brake Pressure (CMS)
* = Pins 1-2 N.O.; Pins 1-3 N.C.
N.O. = NORMALLY OPEN
N.C. = NORMALLY CLOSED
A
5
9
10
16
B
CE
17
20
22
25
27
28
34
32
3733
5
6
7
812
*
1
2
1
3
8/18/2019 Planos Hidraulico y Electrico 966f_4yg
13/52
966F Wheel Lo
Electrical Sys
Connector Location
r Schematic
Location Connector
Machine
Location
Harness And/Or
Components
Schematic
Location
B-8 A-8R8159
D-8R8162 E-10
stem E-4
A-8R8159
Engine Shutdown Control C-10
B-12 B-8R9204
L - 8R7067 A-3
B-8 B-8R9204L - 8R7067
C-3
A-6 F-8R8164
- D-2
7 Contacts
ff Machine Switch SpecificationActuate Deactuate Contact Position
45 kPa MAX
(6.5 psi MAX)
5 kPa MIN
(0.5 psi MIN) N.O.
62 ± 21 kPa(9.0 ± 3.0 psi)
38 ± 21 kPa(5.0 ± 3.0 psi)
N.O.
37.8 ± 2.8°C
(100 ± 5°F)
26.7°C MIN
(80°F MIN) N.C.
101.7 ± 2.8°C
(215 ± 5°F)
93.3°C MIN
(200°F MIN) N.C.
517 ± 35kPa
(75 ± 5 psi)
448 ± 35kPa
(65 ± 5 psi) *
4 grams
(.14 oz.)
1.5 grams
(.05 oz) N.O.
517 ± 35kPa
(75.0 ± 5.0 psi)
448 ± 35kPa
(65.0 ± 5.0 psi) N.O.
*
11
5
5
12
8/18/2019 Planos Hidraulico y Electrico 966f_4yg
14/52
SENR4759June 1990
ader
em
8/18/2019 Planos Hidraulico y Electrico 966f_4yg
15/52
Component
Alarm - Backup
Alarm - Fault
Alternator
Battery
Battery
Breaker - Alternator
Breaker - Blower Motors
Breaker - Condenser Fan Motors
Breaker - Engine Shutdown
Breaker - MainBreaker - Running Lamp
Buffer - Fuel Level
Control - Engine Shutdown
Converter - Voltage
Dryer-Brake Air
Flasher
Fuse - Holder
Fuse - Holder
Ground - Engine To Frame
Ground - Cab To Frame
Ground - Platform (Cab)
Horn - Forward (German Roading)
Lamp - Master Warning (CMS)
Meter - Service
3 4
6
8
11
12
14 1513
D
1
2
18
19
24
23 21
26
29
30
31
2
3 9
10
11
HARNESS CO
C32238P1
8/18/2019 Planos Hidraulico y Electrico 966f_4yg
16/52
Component LocationSchematic
Location
Machine
Location Component
Schematic
Location
Machine
Location
E-12 1 Sensor - Hydraulic Temp A-2 20
E-3 C Sensor - Trans Oil Temp A-11 21
E-10 2 Sensor - Trans Output Speed B-1 22
F-12 3 Solenoid-A/C Clutch E-10 23
E-12 4 Solenoid - Bucket Float B-5 E
C-12 D Solenoid - Bucket Kickout B-5 E
B-5 E Solenoid - Engine Shutdown E-10 24
C-5 E Solenoid - Lift Kickout B-4 E
C-12 D Solenoid - Ride Control A-1 25
C-12 D Solenoid - Ride Control (German Roading) D-1 25C-12 D Solenoid - Start Aid A-11 26
C-2 5 Switch - Backup Alarm B-2 A
C-10 6 Switch - Beacon C-3 A
F-4 A Switch - Blower F-7 A
A-10 7 Switch - Brake Oil C-1 27
C-5 A Switch - Brake Oil C-2 27
B-4 E Switch - Bucket Positioner A-1 28
C-12 D Switch - Bucket Positioner
(German Roading) D-1 28
D-10 8 Switch - Dimmer F-2 A
A-7 9 Switch - Disconnect F-11 29
A-7 E Switch - Engine Oil A-12 30
D-1 10 Switch - Ether Aid Coolant A-12 31
B-3 B Switch - Flood Lamp E-6 C
E-7 A Switch - Front Wiper D-3 B
12 Contacts A-8R8159
B - 8R920
A-8R8159
E-8R8165
A - 8R8159
F-8R8164
A-8R8159
F-8R8164
B - 8R9204
L - 8R7067
B - 8R9204
M-8R9296
B - 8R9204
P-8R7199
R - 8R9203
S-8R8117
9 Contacts F-8R8164
G - 8R8166
A- 8R81 59
C-8r8163
A-8R8159
H-8R8185
B - 8R9204
Q-8R6083
B - 8R9204
R-8R9203
T-8R6082
Radio
Vehicle locations are repeated for connectors located cl
* = Connector is located at component.
10 Contacts
8 Contacts
Wire
Number
Wire
Color Desc
Power Circuits
101 RD BATTERY
102 BU HEAD LAMP
105 BR KEY SW
107 WH ENG SHUT- DOWN/AUTO
109 OR ALTERNATOR OUTPUT
11 2 PU M AI N P OWE R RE LA Y O U
113 OR OPR MON PANEL/VMIS B
114 GN WARNING HORN ( FORW
116 BR AUX CKT
118 GY AUX CKT
120 YL AUX CKT
12 1 Y L B ACKUP ALA RM/LAMP
124 GN A/C
127 OR AUX CKT
128 PK AUX CKT
129 BU AUX CKT
130 GN AUX CKT
158 BR AUX CKT
177 OR MAIN BKR
193 PU AUX CKT
Ground Circuits
200 BK MAIN CHASSIS
201 BK OPR MON PANEL/VMIS/C
20 3 B K CH AS SI S DI AGNO STIC
20 7 BK S TA RTE R DI AG NO STI C
270 BK CMS IDENT CODE 0
A
5
9
1016
BC
E
17
20
22
25
27
28
32
37
33
3436
8
6
7
8
12
*
1
3
4
4
5
6
5
7
8
9
10
8
6
ECTOR AND COMPONENT LOCATIONS
8/18/2019 Planos Hidraulico y Electrico 966f_4yg
17/52
Electrical Sys
4YG1-UP
3XJ1-UP
8BG1-UP
B-8 B-8R9204
L - 8R7067 C-3
A-6 F-8R8164
Z-8R8169 D-2
F-6 B-8R9204
JJ - 8R7202 D-5
F-6 6 Contacts Z-8R8169
Flasher C-5
D-3 B-8R9204
P - 8R7199 D-6
B-5 E-8R8165
G-8R8166 A-2
D-6 B-8R9204
Service Mode Plug D-5
F-7 B-8R9204
Front Wiper Motor
E-3
F-2 E-8R8165
GG - 6W8227 B-2
A-11 G-8R8166
Rear Wiper Motor E-6
D-12
C-4
D-8
E6
er.
7 Contacts
5 Contacts
4 Contacts
Wire Description Wire
Number
Wire
Color Description
Monitoring Circuits (Continued)
419 Y L O PR MO N PA RK ING BRA KE
42 9 YL O PR MO N B RAK E OI L TEMP
432 PK OPR MON BRAKE PRESS. ( OIL)
UPPR CONT 433 BU OPR MON BRAKE PRESS. (OIL) JUMPER
. 440 BR AIR PRESS. GAGE
441 OR ENG COOLANT TEMP GAGE
CHED 442 GY HYD SYSTEM TEMP GAGE
443 YL POWER TRAIN TEMP GAGE
447 PK FUEL LEVEL GAGE
450 YL TACH SENDER (+)
496 WH OPR MON PANEL HYD OIL LEVEL
A401 YL ELECTRICAL SYSTEM VOLTAGE
A475
Accessory Circuits
50 0 B R WI PE R - FR ONT ( PA RK )
501 GN WI PER - FRONT (LO )
502 OR WIPER - FRONT (HI)
50 3 BR WI PE R - R EA R (P ARK )
504 YL WIPER - REAR (LO)
505 BU WIPER - REAR (HI)
506 PU WASHER - FRONT
507 W H WASHER - REAR
508 PU RADIO SPEAKER - LEFT
509 WH RADIO SPEAKER - LEFT (COMMON)
51 1 BR RA DI O S PE AK ER - RI GHT
512 GN RADIO SPEAKER - RIGHT (COMMON)
Normally open switc
Normally open switc
specific decrease in
Normally closed sw
Normally closed sw
with a specific decre
Electrical
PressureSymbol
*
*
*
5
12
5
8
8
8
5
8/18/2019 Planos Hidraulico y Electrico 966f_4yg
18/52
em
©1990 Caterpillar
All Rights Reserved
A AA
2
325-PK-14
C A
Harness And Wi
SocketPin
Pin or Socket
Number
Single WireConnector
Plug Receptacle
1
T
D
p
a
a
T
t will close with an increase of a specific condition (temp-press-etc.).
t is closed due to an applied condition, and will open again with a
condition.
at will open with an increase of a specific condition.
at is open due to an applied condition, and will close again
n that condition.
ematic Symbols And Definitions
peraturembol
LevelSymbol
FlowSymbol
8/18/2019 Planos Hidraulico y Electrico 966f_4yg
19/52
Printed in U.S.A.
A AA
1
2
325-PK-14
200-BK-14
lectrical Schematic Symbols
Cable, or Harnessmbly Identification
Circuit Number Wire
WireColor
9X-1123
ComponentPart Number
1 1
2 2
Typical representation of a
Sure-Seal connector. The
plugand receptacle contain
both pins and sockets.
representation of a
connector. The
tains all sockets
receptacle contains
8/18/2019 Planos Hidraulico y Electrico 966f_4yg
20/52
Horn - Forward (German Roading)
Lamp - Master Warning (CMS)
Meter - Service
Monitor - Computerized System (CMS)
Motor - Blower
Motor - Blower
Motor - Front Washer
Motor - Front Wiper
Motor - Rear Washer
Motor - Rear Wiper
Motor - Starter
Motors - Condenser Fan
Receptacle - Auxiliary Start
Relay - Condenser Fan
Relay - Main
Relay-Start
Resistor - Blower Speed
Resistor - Monitor System Voltage(CM
Resistor - Starting System Diagnostics
Sender-Fuel Level
Sensor - Brake Air Pressure
Sensor - Coolant Temp
Sensor - Engine Speed
A = Components located in operator co
B = Components located in operator co
C = Components located in operator co
D = Components located on relay pane
E = Components located in service com
8/18/2019 Planos Hidraulico y Electrico 966f_4yg
21/52
D-1 10 Switch - Ether Aid Coolant A-12 31
B-3 B Switch - Flood Lamp E-6 C
E-7 A Switch - Front Wiper D-3 B
E-4 B Switch - Horn D-2 A
D-8 E Switch - Hydraulic Oil Level A-2 32
E-8 A Switch - Key Start D-6 C
B-10 11 Switch - Lift Positioner A-1 33
E-3 A Switch - Lift Positioner (German Roading) D-1 33
B-11 12 Switch - Parking Brake C-1 34
E-6 A Switch - Primary Steering B-1 35
F-11 13 Switch - Rear Wiper D-3 B
A-5 E Switch - Refrigerant A-7 E
F-11 14 Switch - Ride Control C-3 B
A-6 A Switch-Running Lamp D-6 C
C-12 D Switch - Secondary Brake Air Press F-8 36
C-12 D Switch - Start Aid D-6 C
D-8 A Switch - Stoplamp C-2 37
C-12 D Switch - Supplemental Steering B-2 38
F-10 1 5 Switch - Thermostat E-7 A
C-1 16 Switch - Trans Neutral B-1 A
C-1 1 7 Switch - Turn Signal C-5 A
B-12 18
A-11 19
ent.
ent - Dash.
ment - Rt. Console.
ent - At. Side.
20 3 B K CH AS SI S DI AGNO STIC
20 7 BK S TA RTE R DI AG NO STI C
270 BK CMS IDENT CODE 0
271 BK CMS IDENT CODE 1
272 BK CMS IDENT CODE 2
273 BK CMS IDENT CODE 3
274 BK CMS IDENT CODE 4
275 BK CMS IDENT CODE 5
290 BK CMS TACH/SPDOM IDEN
291 BK CMS TACH/SPDOM IDEN
292 BK CMS TACH/SPDOM IDEN
Basic Machine Circu
301 BU STARTER NO.1 SOL
302 OR STARTER NO.1 RESISTO
304 WH STARTER RELAY NO.1 O
306 GN STARTER RELAY COIL T
KEY SW
30 8 YL MA IN P OW ER RE LAY C O
310 PU START AID SW TO STAR
31 1 W H S TA RT A ID S OL T O TE M
321 BR BACKUP ALARM/LAMP/T
32 2 G Y W AR NI NG HO RN ( FO RW
326 PU KEY SW "C" TERM.
327 PK SHUTDOWN SOL
Monitoring Circuits
40 3 G N A LT ERN ATO R (R ) T ER M
405 GY OPR MON OIL PRESS. ( L
409 OR OPR MON NEUT
41 0 W H O PR M ON FA UL T A LA RM
411 PK OPR MON MASTER FAU
416 OR SUPPL STER SW
417 GY PRIMARY STER SW
8/18/2019 Planos Hidraulico y Electrico 966f_4yg
22/52
509 WH RADIO SPEAKER - LEFT (COMMON)
51 1 BR RA DI O S PE AK ER - RI GHT
512 GN RADIO SPEAKER - RIGHT (COMMON)
513 OR A/C COMPRESSOR/REFRIGERANT PRESS. SW
51 4 P U A/ C C ON DE NS ER M OTO R
515 GY BLO WER MO TOR (HI)
516 GN BLOWER MOTOR ( MEDIUM)
517 BU B LOWER MOTOR (LO)
0 521 YL A/C SW TO REFRIGERANT SW
1 522 WH A/C CLUTCH TO THERMOSTAT SW
2 537 GN TURN SIGNAL SW TO FLASHER
53 8 B R HA ZAR D I ND IC ATO R
592 BU DC/DC CONVERTER POWER OUTPUT
AGNOSTIC Lighting Circuits
603 PK ROTARY BEACON
START SW OR604 OR STOP LAMP
605 YL TURN LAMP - LEFT
OL 606 GY TURN LAMP - RIGHT
608 GN FLOOD LAMP - REAR
LARM 610 OR HEAD LAMP BASIC
611 PU HEAD LAMP HI
614 PU PARK/TAIL/DASH LAMP
61 5 Y L CAB FLO OD L AM P/ RO PS
617 BR TAIL/POSITION LAMP - LEFT (ROAD PKG)/WIDTH
619 GN HEAD LAMP LO
NG) Control Circuits
710 GN XMSN SPEED PICKUP SIGNAL
7 61 G Y L IF T K ICK OUT SO L S W
762 YL BUCKET POSITIONER SOL SW
944 OR CMS COMM+
945 BR CMS COMM -
976 OR RIDE CONT SOL
Normally closed sw
with a specific decre
The circle indicates
from it.
No circle indicates t
This indicates that t
This indicates that t
by being fastened t
8/18/2019 Planos Hidraulico y Electrico 966f_4yg
23/52
T
FUSE - A component ithrough it.
REED SWITCH - A swcontacts of a normally
SENDER - A componemeasures the temperagauge of the temperatu
RELAY (Magnetic Sw
It has a coil that makes
can open or close the s
CIRCUIT BREAKER (C
much current flows thro
become part of the circ
SOLENOID - A soleno
that makes an electrom
close a valve or move a
Electrical Sc
MAGNETIC LATCH SO
activated by electricity a
that make electromagn
the latch coil circuit ope
at is open due to an applied condition, and will close again
n that condition.
he component has screw terminals and a wire can be disconnected
e wire cannot be disconnected from the component.
mponent has a wire connected to it that is connected to ground.
mponent does not have a wire connected to ground. It is grounded
machine.
8/18/2019 Planos Hidraulico y Electrico 966f_4yg
24/52
- -
ectrical circuit that will open the circuit if too much current flows
ose contacts are controlled by a magnet. A magnet closes theeed switch; it opens the contacts of a normally closed reed switch.
is used with a temperature or pressure gauge. The sender pressure. Its resistance changes to give an indication to the
pressure.
A relay is an electrical component that is activated by electricity.
ectromagnet when current flows through it. The electromagnet
part of the relay.
A component in an electrical circuit that will open the circuit if too
This does not destroy the circuit breaker and it can be reset to
ain.
electrical component that is activated by electricity. It has a coil
when current flows through it. The electromagnet can open or
e of metal that can do work.
Circuit Number Identification
Wire
Gauge
atic Symbols And Definitions
OID - A magnetic latch solenoid is an electrical component that is
d latch by a permanent magnet. It has two coils (latch and unlatch)
n current flows through them. It also has an internal switch that places
e time the coil latches.
8/18/2019 Planos Hidraulico y Electrico 966f_4yg
25/52
8/18/2019 Planos Hidraulico y Electrico 966f_4yg
26/52
8/18/2019 Planos Hidraulico y Electrico 966f_4yg
27/52
ONEPOSITION TWO POSITION THREEPOSITION
V EN TE D P RE SS UR IZ ED RETURNABOVEFLUIDLEVEL RETURNBELOWFLUID LEVEL
LINESCROSSING LINESJOINING
TWO-WAY THREE-WAY FOUR-WAY
SPRING CONTROLVALVES RESTRICTION LINERESTRICTION
(FIXED)
2-SECTIONPUMP
MAIN AUX.
SPRING
(ADJUSTABLE)
VARIABILITY LINERESTRICTION
(VARIABLE)
LINERESTRICTIONVARIABLEand PRESSURE
COMPENSATED
PRESSURE
COMPENSATION
PUMP: VARIABLEan dPRESSURECOMPEN SATED
ENERGYTRIAN GLES
HYDRAULIC PNEUMATIC
MEASUREMENT
PRESSURE TEMPERATURE FLOW
ROTATING SHAFTS
U NI DI RECT ION AL BI DI REC TI ONAL
PUSH-PULL LEVER PEDALGENERAL MANUAL P USH BUTTON SPRING
MANUAL CONTROL SYMBOLS
HYDRAULIC MOTORS
FIXED
DISPLACEMENT
VARIABLEDISPLACEMENT
NON-COMPENSATED
UNIDIRECTIONAL
BIDIRECTIONAL
HYDRAULIC PUMPS
FLUID STORAGE RESERVOIRS
CROSSING AND JOINING LINES
VALVE ENVELOPES VALVE PORTS
BASIC COMPONENT SYMBOLS
FLUIDCONDITIONERPUMPor MOTOR
FLUID POWER SYMBOLS
FIXED
DISPLACEMENT
VARIABLEDISPLACEMENT
NON-COMPENSATED
UNIDIRECTIONAL
BIDIRECTIONAL
VALVES
PILOT CONTROL SYMBOLS
RELEASED PRESSURE
EXTERNALRETURN INTERNALRETURN
REMOTE SUPPLYPRESSUR E
SIMPLIFIED COMPLETE INTERNAL
SUPPLYPRESSURE
ACCUMULATORS
SPRING LOADED GASCHARGED
SOLENOIDor MANUAL
SOLENOIDand PILOT
SOLENOIDandPILOTor MANUAL
COMBINATION CONTROLS
SOLENOID S ERV O TH ER MA L D ET EN T
HYDRAULIC AND PNEUMATIC CYLINDERS
DOUBLEACTINGSINGLEACTING
BASIC
SYMBOL
SPRINGLOADED
CHECK VALVES
TWO
POSITION
INFINITE
POSITIONING
FLOWINONEDIRECTION
FLOWALLOWEDEITHERDIRECT
THREE
POSITION
CROSSFLOW
PARALLELFLOW
INTERNAL PASSAGEWAYS
NORMALPOSITION
A B
P T
A B
P T
SHIFTEDPOSITION INFINITEPOSITION
CONTROL VALVES
ATTACHMENT
MANUALSHUTOFF
S HU TT LE P IL OTCONTROLLED
SENR4778-02
October 1993
966F & 966F Series II Wheel LoadersHydraulic System
1SL1-UP
3XJ1-UP
4YG1-UP
8BG1-UP
9YJ1-UP
©1993 Caterpillar
All Rights Reserved
Printed in U.S.
8/18/2019 Planos Hidraulico y Electrico 966f_4yg
28/52
THIS SCHEMATIC IS FOR THE 966F AND 966F SERIES II WHEEL LOADE
Components are shown installed on a fully operable machine with the key and engine off and transmissio
shifter in neutral.
Refer to the appropriate Service Manual for Troubleshooting, Specifications and Systems Operations
8/18/2019 Planos Hidraulico y Electrico 966f_4yg
29/52
SENR4778-02_SIS.pdf 7/17/2006 11:24:27 AM Page 1 (1, 1)
8/18/2019 Planos Hidraulico y Electrico 966f_4yg
30/52
966F & 966F Series II
Hydraulic System
1SL1-UP
3XJ1-UP
4YG1-UP
SENR4778-02_SIS.pdf 7/17/2006 11:24:27 AM Page 1 (1, 2)
8/18/2019 Planos Hidraulico y Electrico 966f_4yg
31/52
ONE POSITION TWO POSITION THREE POSITION
VENTED PRESSURIZED RE
SPRING CONTRO
SPRING
(ADJUSTABLE)
VARIABILITY LINE RESTRICTION
(VARIABLE)
PRE
COMPE
MEASUREMENT
PRESSURE TEMPERATURE FLOW
MANUA
FLUID S
VALVE ENVELOPES
BASIC C
FLUID CONDITIONERPUMP or MOTOR
FLUID P
SOLENOID
or MANUALSOLENOID
and PILOT
COMB
SOLENOID
NORMAL POSITION
A B
P T
A B
P T
SHIFTED POSITION INFINITE POS
CONTROL VALVES
SENR4778-02
October 1993
I Wheel Loaders
SENR4778-02_SIS.pdf 7/17/2006 11:24:27 AM Page 1 (1, 3)
8/18/2019 Planos Hidraulico y Electrico 966f_4yg
32/52
OSITION
RETURN ABOVE FLUID LEVEL RETURN BELOW FLUID LEVEL
TWO-WAY THREE-WAY FOUR-WAY
CONTROL VALVES RESTRICTION LINE RESTRICTION
(FIXED)
2-SECTION PUMP
MAIN AUX.
LINE RESTRICTIONVARIABLE and PRESSURE
COMPENSATED
PRESSURE
COMPENSATION
PUMP: VARIABLE and
PRESSURE COMPENSATED
ENERGY TRIANGLES
HYDRAULIC PNEUMATIC
FLOW
ROTATING SHAFTS
UNIDIRECTIONAL BIDIRECTIONAL
ANUAL CONTROL SYMBOLS
UID STORAGE RESERVOIRS
VALVE PORTS
SIC COMPONENT SYMBOLS
ID POWER SYMBOLS
VALVES
SOLENOID and
PILOT or MANUAL
COMBINATION CONTROLS
SERVO THERMAL DETENT
BASIC
SYMBOL
SPRING
LOADED
CHECK VALVES
ITE POSITION
ATTACHMENT
SHUTTLE PILOT
CONTROLLED
SENR4778-02_SIS.pdf 7/17/2006 11:24:27 AM Page 1 (1, 4)
8/18/2019 Planos Hidraulico y Electrico 966f_4yg
33/52
SENR4778-02_SIS.pdf 7/17/2006 11:24:27 AM Page 1 (2, 1)
8/18/2019 Planos Hidraulico y Electrico 966f_4yg
34/52
-
4YG1-UP
8BG1-UP
9YJ1-UP
SENR4778-02_SIS.pdf 7/17/2006 11:24:27 AM Page 1 (2, 2)
8/18/2019 Planos Hidraulico y Electrico 966f_4yg
35/52
LINES CROSSIN
PUSH-PULL LEVER
MANUA
HYD
FIXED
DISPLACEMENT
VARIABLE DISPLACEMENT
NON-COMPENSATED
UNIDIRECTIONAL
BIDIRECTIONAL
HYDRAULIC PUMPS
CROSSIN
FIXED
DISPLACEMENT
PILOT
RELEASED PRESSURE
EXTERNAL RETURN INTERNAL RETURN
ACCUMULATORS
SPRING LOADED GAS CHARGED
or MANUAL and PILOT
MANUAL SHUTOFF
©1993 Caterpillar
All Rights Reserved
SENR4778-02_SIS.pdf 7/17/2006 11:24:27 AM Page 1 (2, 3)
8/18/2019 Planos Hidraulico y Electrico 966f_4yg
36/52
8 - 0 2
ROSSING LINES JOINING
PEDALGENERAL MANUAL PUSH BUTTON SPRING
ANUAL CONTROL SYMBOLS
HYDRAULIC MOTORS
OSSING AND JOINING LINES
XED
CEMENT
VARIABLE DISPLACEMENT
NON-COMPENSATED
UNIDIRECTIONAL
BIDIRECTIONAL
PILOT CONTROL SYMBOLS
REMOTE SUPPLY PRESSURE
SIMPLIFIED COMPLETE INTERNAL
SUPPLY PRESSURE
PILOT or MANUAL
HYDRAULIC AND PNEUMATIC CYLINDERS
DOUBLE ACTINGSINGLE ACTING
TWO
POSITION
INFINITE
POSITIONING
FLOW IN ONE
DIRECTION
FLOW ALLOWED IN
EITHER DIRECTION
THREE
POSITION
CROSS
FLOW
PARALLEL
FLOW
INTERNAL PASSAGEWAYS
Printed in U.S.A.
SENR4778-02_SIS.pdf 7/17/2006 11:24:27 AM Page 1 (2, 4)
8/18/2019 Planos Hidraulico y Electrico 966f_4yg
37/52
SENR4778-02_SIS.pdf 7/17/2006 11:24:27 AM Page 1 (3, 1)
8/18/2019 Planos Hidraulico y Electrico 966f_4yg
38/52
SENR4778-02_SIS.pdf 7/17/2006 11:24:27 AM Page 1 (3, 2)
8/18/2019 Planos Hidraulico y Electrico 966f_4yg
39/52
SENR4778-02_SIS.pdf 7/17/2006 11:24:27 AM Page 1 (3, 3)
8/18/2019 Planos Hidraulico y Electrico 966f_4yg
40/52
S E N R
4 7 7 8
1
2 P a g e
SENR4778-02_SIS.pdf 7/17/2006 11:24:27 AM Page 1 (3, 4)
8/18/2019 Planos Hidraulico y Electrico 966f_4yg
41/52
SENR4778-02_SIS.pdf 7/17/2006 11:24:27 AM Page 2 (1, 1)
8/18/2019 Planos Hidraulico y Electrico 966f_4yg
42/52
SENR4778-02_SIS.pdf 7/17/2006 11:24:27 AM Page 2 (1, 2)
8/18/2019 Planos Hidraulico y Electrico 966f_4yg
43/52
SENR4778-02_SIS.pdf 7/17/2006 11:24:27 AM Page 2 (1, 3)
8/18/2019 Planos Hidraulico y Electrico 966f_4yg
44/52
SENR4778-02_SIS.pdf 7/17/2006 11:24:27 AM Page 2 (1, 4)
8/18/2019 Planos Hidraulico y Electrico 966f_4yg
45/52
8 - 0 2
SENR4778-02_SIS.pdf 7/17/2006 11:24:27 AM Page 2 (2, 1)
8/18/2019 Planos Hidraulico y Electrico 966f_4yg
46/52
SENR4778-02_SIS.pdf 7/17/2006 11:24:27 AM Page 2 (2, 2)
8/18/2019 Planos Hidraulico y Electrico 966f_4yg
47/52
SENR4778-02_SIS.pdf 7/17/2006 11:24:27 AM Page 2 (2, 3)
8/18/2019 Planos Hidraulico y Electrico 966f_4yg
48/52
SENR4778-02_SIS.pdf 7/17/2006 11:24:27 AM Page 2 (2, 4)
8/18/2019 Planos Hidraulico y Electrico 966f_4yg
49/52
S E N R
4 7 7 8
1 2 P a g e
SENR4778-02_SIS.pdf 7/17/2006 11:24:27 AM Page 2 (3, 1)
8/18/2019 Planos Hidraulico y Electrico 966f_4yg
50/52
SENR4778-02_SIS.pdf 7/17/2006 11:24:27 AM Page 2 (3, 2)
8/18/2019 Planos Hidraulico y Electrico 966f_4yg
51/52
THIS SCHEMATI
Components are shown
shifter in neutral.
Refer to the appropriate
SENR4778-02_SIS.pdf 7/17/2006 11:24:27 AM Page 2 (3, 3)
8/18/2019 Planos Hidraulico y Electrico 966f_4yg
52/52
ATIC IS FOR THE 966F AND 966F SERIES II WHEEL LOADERS
shown installed on a fully operable machine with the key and engine off and transmission
priate Service Manual for Troubleshooting, Specifications and Systems Operations
SENR4778-02_SIS.pdf 7/17/2006 11:24:27 AM Page 2 (3, 4)