Owner's manual

27
4111-0035 — Feb 2012
Aug 2012
MAINTENANCE
Service Dock Leveler/Restraint Safely
Must follow all safety precautions
DAILY
• Remove debris around TPR vehicle restraint.
• Verify that restraint operates smoothly and inside, outside lights and horn are working.
• Replace damaged or missing light bulbs and lenses.
• Repair, remount, or replace outside and inside signs and labels as required.
• Inspect dock bumpers. Missing bumpers must be replaced.
180 DAYS
• Perform all Daily maintenance.
• Grease rollers at fi ttings located on the top and bottom axle with a synthetic oil-base moly grease with a
temperature range of –40° to 170° F.
• Verify brake torque is greater than 500 in-lbs at the hook shaft, rotating the hook from ENGAGED to STORED.
• Inspect the outside electrical connections (junction box, conduit, power harness) and outside communication
light. Loose or damaged components must be repaired or replaced.
• Check that all concrete anchor bolts are torqued to 100 ft-lbs.
• Perform operational test after all maintenance repairs and adjustments are complete.
• Inspect dock bumpers. Four inches (4") of protection is required. Worn, torn, loose or missing bumpers must be
replaced.
360 DAYS
• Perform all Daily and 180 Day maintenance.
• Check and tighten, if necessary, motor drive chain. To tighten see.
• Lube chain using chain lube.
• Lubricate 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 .