25
4111-0035 — Dec. 2018
©
2018 Systems, LLC
MAINTENANCE
Daily Maintenance
• Verify that all inside and outside signal lights and
alarm (if equipped) work correctly.
Weekly Maintenance
• Operate the vehicle restraint through the complete
operating cycle to maintain lubrication.
• Remove debris around TPR vehicle restraint and
in roller track.
• Verify carriage assembly is able to move up and
down freely with no binding or obstruction.
• Inspect motor and spring covers.
• Inspect warning decals and placards. Replace if
damaged or missing
Quarterly Maintenance
• Complete Weekly Maintenance.
• Inspect the following for damage/abnormal wear:
• Check welds for cracks.
• Check motor mount bolts.
• Check J-box for water damage.
• Control box and conduit for damage.
• Bumpers for more than 1” of wear. Replace
worn, loose, damaged or missing bumpers.
• Lubricate the rollers at the fittings located on the
top and bottom axle with a synthetic oil-base moly
grease with a temperature range of –40° to 170° F.
• Inspect chain tension, verify 1/8-1/4 inch of play.
• Lubricate drive chain and limit switch mounting
bracket between drive sprocket and cam with a
synthetic oil-base moly grease with a temperature
range of –40° to 170° F.
• Verify brake torque is greater than 42 ft-lbs and
less than 58 ft-lbs at the hook shaft, while rotating the
hook from ENGAGED (45 deg) to STORED.
• Check that all concrete anchor bolts are torqued
to 60 ft-lbs.
Periodic Maintenance
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