LOAD KING 35-127 M, Operator'S Manual

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Maintenance Checks and Lubrication
The following are the recommended maintenance instructions for the Load King Cranes Boom Truck�
The unit is equipped with special Teflon bushings at the lift cylinder and boom hinge pin points that do
not require lubrication� The outrigger hinge points do not require lubrication either� It is recommended
that an EP (Extreme Pressure) type grease be used where greasing is indicated� The MASTER LUBE
CHART above shows the proper lubricants to use and the frequency of lubrication�
DAILY OPERATOR CHECKS
A regular schedule of maintenance is essential to keep your unit at peak operating” efficiency� Operators
responsible for the care of the unit should be familiar with the daily” and weekly maintenance schedules
and what to look for� Below are the items to check to” ensure the unit is in proper and safe operating
condition, and recommended intervals of care�
CHECKING THE TRUCK
Proper operation of the crane is dependent on the condition of the truck, so the following checks should
be done daily:
1� Set parking brake, start engine, put transmission in neutral and engage PTO� Allow the hydraulic
system to warm up slightly� Check for any sign of oil leaks or damaged hoses� (See Hydraulic Hose
topic in Maintenance section)�
2� Extend all four outriggers to a firm surface, raise truck to just clear tires from ground, and shut the
engine off� Move outrigger handles to unload any oil trapped in the hoses� This is an opportunity to
ensure the outrigger holding cartridges are not leaking under load�
3� Check the lights for proper operation�
4� Check engine fluids� Maintain oil and water levels above the add mark�
Do additional checks per truck operator’s manual�
DAILY CHECKS
Before daily operation begins, the crane should be run and checked for the following:
1� Set parking brake, start engine, put transmission in neutral and engage PTO� Allow the hydraulic
system to warm up slightly� Check for any sign of oil leaks or damaged hoses� (See Hydraulic Hose
topic in Maintenance section)
2� Extend all four outriggers to a firm surface, raise truck to just clear tires from ground, and shut the
engine off� Move outrigger handles to unload any oil trapped in the hoses� This is an opportunity to
ensure the outrigger holding cartridges are not leaking under load�
3� Check all controls for any signs of sticking and proper operation of functions� With boom elevated
and extended, shut off engine, move topping and extension control handles, and check for signs
of boom drift�
4� Check to make certain that the load line is properly spooled on the winch drum and that it is not
damaged�
5� Check all Operator Aids for proper operation (ATB, RCI and Holding Valves)�
6� Do daily lubrication�
7� Check that the downhaul weight (load block or ball) is properly secured to the loadline and the hook
safety latch is in proper operating condition�