Maintenance
Owner’s Manual for MLT6SC Light Tower
39
Winch Mechanical Brake
The mechanical brake generates heat when loads are
lowered and the wire cable is powered out. Avoid
overheating the mechanical brake. 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.
Whine or chatter associated with a new mechanical
brake is normal and typically disappears with use.
Trailer Wheel Bearings
The trailer axles are
equipped with a Zerk grease fitting
to allow lubrication of the wheel bearings without the
need to disassemble the axle hub. Use only a high
quality grease made specifically for lubrication of wheel
bearings, such as Valvoline
®
W615 or equivalent.
See
. Proceed as follows to lubricate the
wheel bearings:
Figure 4-2. Wheel Bearing Cross Section
1.
Remove the small rubber plug (A) from the metal
end cap (B).
2.
Attach a standard grease gun fitting to the Zerk
grease fitting (C).
3.
Pump grease into the Zerk fitting until fresh grease
is visible around the nozzle of the grease gun.
4.
Wipe any excess grease from the axle hub with a
clean cloth and replace the rubber plug.
The minimum recommended lubrication is every 12
months or 12,000 miles (19,312 km). More frequent
lubrication may be required under extremely dusty or
damp operating conditions.
Every six months, or depending on usage, check for play
in each bearing by jacking up the trailer, then trying to
rock the wheel. If further assistance is required, contact
Generac Mobile Products Technical Service at 1-800-
926-9768.
Jack Maintenance
Before each use, inspect each jack foot for damage and
remove any mud or debris. The jacks must be clean and
in good operating condition to properly support the unit.
Maintenance Activity
After First
Operation
Before Each Use
Semi-Annually
Inspect fasteners
Inspect electrical connections
Clean and grease brake assembly
Inspect motor brushes
Inspect winch and control
002540
A
B
C
Summary of Contents for Magnum MLT6SC
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