1415 16 1

2

3

4

5

6789

10

11

12

13

100

200

0

50100

0

100

200

0

50100

0

75

START VALVEOPEN

OIL FILTERBYPASSLOW OIL

PRESSURE

75

OIL P

OIL T

OIL Q%

START VALVEOPEN

OIL FILTERBYPASSLOW OIL

PRESSURE

AGB

BYPASS VALVE

FILTER

OIL CLOGGINGINDICATOR

NOTES :1. OIL TANK2. ANTI LEAKAGE VALVE3. LUBE UNIT4. SCAVENGE FILTER ASSEMBLY5. SERVO FUEL HEATER6. MAIN FUEL OIL HEAT EXCHANGER7. DRAIN PLUG8. GRAVITY FILL9. SCUPPER DRAIN10. REMOTE OVERFILL11. REMOTE FILLING12. SIGHT GLASS13. OIL QUANTITY TRANSMITTER14. SCAVENGE15. VENT16. SUPPLY17. MAGNETIC CHIP DETECTOR OR DEBRIS MONITORING SYSTEM 18. SCAVENGE SCREEN19. SCAVENGE PUMP20. SUPPLY PUMP21. OIL SUPPLY FILTER22. BY PASS VALVE23. POP OUT INDICATOR24. PRESSURE RELIEF VALVE25. T/P SENSOR26. PRESSURE SENSOR27. TEMPERATURE SENSOR28. SCAVENGE FILTER29. BY PASS VALVE30. BY PASS SWITCH31. BY PASS VALVE32. AFT SUMP DRAIN

CFM56-7B LUBE SYSTEM SCHEMATIC

FAN FRAME AFT LOOKING FWD

TURBINE FRAME AFT LOOKING FWD

112

11

10

9

8 76

5

4

3

2

LEGEND :SUPPLY LINESCAVENGE LINEDRAIN LINEVENT LINE

TURBINE OIL DRAIN

AFT SUMP OILSCAVENGE LINEAFT SUMP OILSUPPLY LINE

FORWARDSCAVENGE LINE

TRANSFER GEARBOX RADIALDRIVE SHAFTFWD SUMP OILSUPPLY LINE

GEARBOX AND ACCESSORIES

DRAIN LINE

No. 1 SPEED SENSORFORWARDSCAVENGE LINE

No. 1BEARINGVIBRATION LEAD+ OIL TANK PRESSURIZING LINE

FROM 26FROM 30

FROM 27FROM 13

RED BUTTONOUT

27

2625

21

22

23

20

3 24 19

17

18

30 2

29

4

28

32

31 14

5 6

15

167

1

12

11

10

9

138

FSC-217