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Parts Identification
®
READ these instructions before placing unit inservice. KEEP these and other materials deliveredwith the unit in a binder near the machine forease of reference by supervisors and operators.
3000, 4000,4100, 7500,7700Drum & DiscBrake Lathes
2 • AMMCO Drum & Disc Brake Lathes
Parts IdentificationTable of Contents
Electrical Panel Assembly . . . . . . . . . . . . . . . . . . . . .3Main Frame Assembly Spindle—3000, 4000,4100, & 7700 . . . . . . . . . . . . . . . . . . . . . . . . . . . .4 - 5Variable Drum Feed GearboxAssembly 3037-B . . . . . . . . . . . . . . . . . . . . . . . . .6 - 7Motor Mount and Drive Shaft . . . . . . . . . . . . . . . .8 - 9 Disc Brake Feed Mechanism 7751-B . . . . . . . . .10 - 116950 Twin Cutter . . . . . . . . . . . . . . . . . . . . . . . . . . .127900 Twin Cutter & Safety Sheild . . . . . . . . . . . . . .13Crossfeed Assemlby . . . . . . . . . . . . . . . . . . . . . . . .14Spindle—7500 . . . . . . . . . . . . . . . . . . . . . . . . . . . .15
Parts IdentificationThe following pages include full parts breakdowns
with exploded view illustrations to help with orderingreplacement or spare parts. Assemblies are notedwhere it is recommended that individual parts not beordered separately. These parts are available only asassemblies because some parts are staked, pinned, orpress fitted, then drilled, machined, or bored. Close tol-erances must be maintained in assembly. Every effortis made to supply accurate exploded views, however,due to interim changes in manufacturing operations,some units may not be exactly as illustrated.
4 • AMMCO Drum & Disc Brake Lathes
Parts IdentificationMain Frame Assembly
Spindle—3000, 4000,4100, & 7700
AMMCO Drum & Disc Brake Lathes • 7
Parts IdentificationItem Qty Description
31 1 Nut, Stop32 1 Screw, Allen Set33 1 Nut, Bearing Lock34 1 Washer, Spherical35 1 Gear Case Cover Assembly36 2 Pin, Dowel37 1 Washer, Bone Fiber38 1 Shaft39 1 Screw, Set
*40 1 Handwheel Assembly41 1 Handle, Crank42 1 Lead Screw and Clutch Assembly
3000/40001 Lead Screw and Clutch Assembly
4100/7500/770043 2 Ball, Steel
*44 1 Lead Screw/Miter Gear Assembly3000/4000
1 Lead Screw/Miter Gear Assembly4100/7500/7700
45 1 Spring, Clutch46 1 Gear, Sliding Clutch47 1 Ring, Retaining48 1 Clutch Jaw49 1 Spring, Coil50 1 Cup, Spring Loading51 1 Friction Disc Assy.52 1 Ring, Retaining53 2 Washer54 10 Spring, Belville55 1 Disc, Sliding Friction56 1 Clutch, Fixed Friction
*Sold as assembly only.
AMMCO Drum & Disc Brake Lathes • 9
Parts Identification
** The parts listed are for models manufacturedprior to late 1996. Models manufactured fromlate 1996 use a 2-groove pulley and poly V-belt.Check your unit to see if it uses the original 3-groove pulley and standard V-belt (the part num-bers provided), or the newer 2-groove pulleyand poly V-belt (part numbers listed for 7500).Order the pulley, set screw, and V-belt thatmatches your unit.
12 • AMMCO Drum & Disc Brake Lathes
Parts Identification
Item Qty Description13 2 Screw, 3/16-16 Set14 2 Rod, Dial15 2 Plug, Dial16 2 Washer, Spring17 2 Dial, Micrometer18 2 Screw, Set19 2 Knob, Dial Rod20 1 Dial Assembly
Note: These parts are not included with the 6950 TwinCutter tool.
For a complete assembly, order one of the following:*28800 twin cutter with positive rake tool hold-ers and bits.**29800 twin cutter with negative rake toolholders and bits.
6950 Twin Cutter
14 • AMMCO Drum & Disc Brake Lathes
Parts Identification
Model 7500
Only
Cross Feed AssemblyModels 4000, 4100 & 7500 Only