Genie AWP Super Series Service Manual page 99

September 2016
How to Inspect the Lifting Chains
Inspection Procedure
Wear Count out 16 chain links and
measure pin to pin
centerline dimension with a
steel measuring tape.
Note: Measure a section of
chain that moves over the
idler wheels.
Visually inspect the chains
Rust and Corrosion
for rust and corrosion.
Visually inspect the chains
for lubrication.
Tight Joints Inspect chain link joints for
easy movement.
Part No. 38139
Inspection Failure
When the length of the 16
links (pin to pin) measure
more than 8.25 inches / 21
cm for 1/2 inch / 12.7mm
chain or 10.31 inches / 26.1
cm for 5/8 inch / 15.9 mm
chain.
Evidence of rust or
corrosion.
When external surfaces are
not protected with a layer of
oil.
Joints that do not flex freely
or are binding.
AWP Super Series • IWP Super Series
Service Manual
Mast Components
Inspection Remedy
Replace both chains on that
column. Replace entire
chain. Do not repair just the
affected portion of the chain.
Remove chain and inspect
for cracked plates (see
inspection of cracked
plates). If no cracks are
found, lubricate chain with
motor oil (SAE 40) and
install chain.
Lubricate chain with motor
oil (SAE 40W).
If rust and corrosion is
found, refer to Failure
Remedy for rust and
corrosion.
If link plates or pins are bent
or deformed, replace entire
chain. Replace both chains
on that column. Do not
repair just the affected
portion of the chain.
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