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Pivot assemblies are pre-packed with grease at the factory and
should not require any additional lubrication.
If after time it becomes necessary to disassemble the pivot
assembly, all parts should be cleaned with a mineral spirit
solution and the bearings repacked with grease. Recommended
lubricant (10885) is available through Ingersoll-Rand.
The following table is for Manipulator Arm specific problems. This section provides basic troubleshooting information. Determination of
specific causes to problems are best identified by thorough inspections performed by personnel instructed in safety, operation and
maintenance of this equipment. The chart below provides a brief guide to common problems, probable causes and remedies. Refer to the
Balancer Service Manual for Balancer/Control specific problems.
Symptom
Hook does not balance or raise and lower.
Hook up and down is erratic.
Arm movement is stiff.
MHD56162 - Edition 2
LUBRICATION
Follow wire rope manufacturer's instructions. At a minimum,
observe the following guidelines.
1.
• Do not use an acid-based solvent. Only use cleaning fluids
specified by wire rope manufacturer.
2.
3.
TROUBLESHOOTING
Possible Cause
Balancer controls may need adjustment.
Air lines or connections may be leaking.
Air line connections incorrect.
Cable guide wheels or bearings are damaged. Inspect guide wheels and bearing sleeves for
Cable may be damaged.
Swivel assembly bearings require
lubrication.
Wire Rope
Clean with a brush or steam to remove dirt, rock dust or other
foreign material on surface of wire rope.
CAUTION
Apply Ingersoll-Rand LUBRI-LINK-GREEN or ISO VG
100 (SAE 30W) oil as a wire rope lubricant.
Brush, drip or spray lubricant weekly, or more frequently,
depending on severity of service.
Remedy
Refer to Balancer manual for adjustment of
controls.
Check air system for leaks and repair if leaks
are found.
Reconnect air lines as described in 'Connec-
tion of Air Lines' in "INSTALLATION"
section.
damage or tightness. Repair or replace as
required.
Inspect cable and replace if damaged or
worn.
Check locknut adjustment and lubricate
bearings.
15
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