MAINTENANCE CHECKLIST OPERATOR MANUAL 600E2
6-2 PUBLISHED 04-26-2019 CONTROL # 113-09
23. Control and drive mechanisms for excessive wear and/
or contamination from lubricants, water or other foreign
matter.
Weekly Inspections
Check the following items:
1. Battery water level.
2. Tire pressure.
3. Lubrication of points required by Lubrication Chart.
4. Boom lift and outrigger holding valves for proper
operation.
5. Torque mounting bolts during first month of operation of
machine and then during periodic inspections thereafter
(see page 6-14 for Torque Values).
6. Hoist brake for proper operation at hoist capacity load.
7. Torque boom wear pad retaining bolts during first month
of operation, then monthly thereafter.
8. Check to see that crane Owner's Manual is with the unit.
If the manual is missing, obtain serial number of unit and
order manual immediately.
Monthly Inspections
Check the following items:
1. All cylinders and valves for improper operation or signs
of leaks.
2. Lubrication of points required by Lubrication Chart.
3. Load hook for cracks or having more than 15 percent
normal throat opening or 10 degree twist.
4. All structural members (boom, sub-base, turret and
outriggers) for bends, cracks or broken members.
5. All welds for breaks or cracks.
6. All pins for proper installation.
7. All control, safety and capacity placards for readability
and secure attachment.
8. Torque of cable clip bolts above wedge socket at end of
loadline should be 95 ft-lb.
9. All boom wear pad retaining bolts.
10. Boom extension cables for proper tension or evidence of
abnormal wear.
11. Sheaves and cable drums for wear and cracks.
12. Unspool loadline and check according to rope
maintenance procedure.
Periodic Annual Inspection
Check the following items:
1. All items listed under daily, weekly and monthly
inspections.
2. Loose bolts and fasteners in all areas. Torque pin
retainer bolts.
3. All pins, bearings, shafts, and gears for wear cracks or
distortion to include all pivot, outriggers and sheave
pins, and bearings.
4. Boom angle and boom length indicator for accuracy over
full range.
5. Hydraulic systems for proper operating pressure.
6. Outrigger pads for excessive wear or cracks.
7. Cylinders for:
a. Damaged rods
b. Dented barrels
c. Drift from oil leaking by piston
d. Leaks at rod seals, welds, or holding valves
8. PTO drive line system for proper alignment, lubrication
and tightness.
9. Hydraulic hose and tubing for evidence of damage such
as blistering, crushing or abrasion.
10. Top and bottom wear pads for excessive wear.
11. Inspect all electrical wires and connections for worn, cut
or deteriorated insulation and bare wire. Replace or
repair wires as required.
12. Extend and retract cables, sheaves, pins and bearings
for wear or abrasion.
13. Main frame and stabilizer mount bolts for proper torque
(see Torque Chart).
14. Rotation bearing and gearbox mounting bolts for proper
torque (see Torque Chart).
15. Missing or unreadable warning labels.
16. Missing or unusable/unsafe condition of steps, ladders,
handrails, guards or seat.
Special Boom Inspection
If the boom has not been disassembled and inspected in the
last five years or 3,000 hours of use, the boom is to be
completely torn down to allow a thorough inspection of the
extend and retract cables, sheaves, and pins.
Stability
Stability of unit throughout working area. Check stability
procedure in Installation Section of the Service Manual
annually or when any changes made to crane or truck.
Fo
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