Winch Use, Operation & Maintenance - Electric - Generac Power Systems MAGNUM MTT20IF4 Operating Manual

Combination light tower generator & water trailer
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3. Do not get oil or grease on the friction discs.
Friction Discs
(No Grease/Oil)
WINCH USE, OPERATION & MAINTENANCE - ELECTRIC
Keep winch free of dirt, oil, grease, water and other substances.
Check all mounting bolts and make sure they are tightened to the recommended torque values. Replace
any damaged fasteners.
Periodically check all connections to be sure they are tight and free of corrosion.
Check cable for visible damage every time winch is operated. Examples of damage are: cuts, knots, mashed
or frayed portions, and broken strands. Replace cable immediately if damaged. Failure to replace a damaged
cable could result in breakage.
Regularly check brake for slippage or drift. This is detected visually when winch is under load. If winch drum
continues to turn after controls are released, the brake may need to be replaced.
Periodically clean and grease brake assembly. This will ensure proper performance and extend the life of
the winch. If winch seems to labor or get excessively hot during the lowering of loads, the brake will need
to be serviced or replaced.
Check motor brushes periodically and replace when necessary.
Note: Only the motor brushes and brake assembly require periodic replacement.
PREVENTIVE MAINTENANCE SCHEDULE
Maintenance Activity
Check Fasteners
Check Electrical Connections
Clean And Grease Brake Assembly
Check Motor Brushes
Visually Check Winch And Control
MECHANICAL BRAKE
The mechanical brake generates heat when loads are lowered and the wire cable is powered out. Care must be
taken to avoid overheating the mechanical brake.
Whine or chatter associated with a new mechanical brake is normal and typically disappears with use.
Overheating the mechanical brake may result in permanent damage to, or failure of, the brake. Replace any damaged
brake components before resuming use of the winch.
Oil
After First
Before Each Use
Operation
Semi-Annually Or
After Each 25 Hours
Of Operation
Grease
00244
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