Maintenance Manual
March 2022
Annual Maintenance Procedures
126
S
®
Booms • Z
®
Booms
Part No. 1268489GT
3 Visually inspect the cables, sheaves and
related components through the inspection
holes for the following:
•
Frayed or broken wire strands
•
Kinks or crushed cables
•
Corrosion
•
Paint or foreign materials on the cable
•
Split or cracked cable ends
•
Cables are on all sheaves
•
Cables have equal tension
•
Cables at end of adjustment range
•
Broken or damaged sheaves
•
Unusual or excessive wear
•
All fasteners in place and secure
Note: A flashlight and inspection mirror may be
necessary to thoroughly inspect the above items,
or an endoscope inspection camera.
Note: Refer to Maintenance Procedure P12-2,
Cable Replacement Criteria
.
Note: If required, the extend or retract cables must
be replaced as a set.
Note: If the boom extend or retract cables are
replaced, quarterly maintenance inspections must
be performed for the first year.
4 At the pivot end of the boom, visually inspect
for the following:
•
The red locking bracket is securely installed
over the cable adjustment bolts.
5 Install the plastic cover at the pivot end of the
boom and access panels on the sides of the
boom.
6 Start the engine from the platform controls.
7 Extend the boom approximately 2 feet / 0.6 m.
8 Retract the boom. While retracting the boom,
visually inspect the number 2 and number
3 boom tubes.
Result: The number 2 boom tube should not
move more than 1/2 inch / 13 mm before the
number 3 boom tube begins to retract.
Note: If the number 2 boom tube moves more than
1/2 inch / 13 mm before the number 3 boom tube
begins to retract, the boom extend/retract cables
need to be adjusted. Refer to Repair Procedure in
the appropriate Service and Repair Manual for
your machine,
How to Adjust the Boom
Extend/Retract Cables.
Summary of Contents for Genie Lift Guard S-40
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