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PNEUMATIC MAST WITH REMOTE LOCKING SYSTEM
OPERATING INSTRUCTIONS
TP-5580101-A
FEBRUARY 2022
9 Troubleshooting
This section describes troubleshooting for the mast system. Use care to understand and follow
all precautions while troubleshooting the mast system.
Table 9-1 Troubleshooting
Problem
Possible Cause
Possible Solution
Mast is frozen in the extended position
Base tube was not drained routinely.
Typically freezes around collar area.
1. Wrap warming blankets around
collar until ice melts. Use a heat gun
or 500W quartz light.
2. Depressurize mast. Inject 1 oz. Will-
Burt Antifreeze (P/N: 4735801)
where the top of the collar and
intermediate tube meet.
There is ice buildup on the exterior of
the mast.
Follow the
Instructions for Clearing Ice
Buildup on the Exterior of a Pneumatic
Mast
(TP-5253501).
Locks are stuck in the locked position
due to lack of exercising
Use Lock Pin Extractor Kit
(P/N: 5448601)
Mast is frozen in nested position
Base tube was not drained routinely.
Typically damages tubes.
Send to the manufacturer for repair or
replacement.
Largest intermediate tube stuck
Support bracket too tight.
Loosen shims. Shim as necessary
between clamp halves.
Cannot slide weather bonnet over the base tube
Weather bonnets are designed to be
tight.
1. Use soapy water.
2. Use a mallet to tap evenly around
the diameter of the weather bonnet.
Summary of Contents for 10-60 HDL
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