61
LOG BOOK
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Red Rooster Lifting Limited
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Nauta House, The Meadows, Oldmeldrum, Aberdeenshire, AB51 0EZ
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Tel: +44 (0) 1651 872101
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M01-AH28 REV2
PNEUMATIC HOIST AND TROLLEY MAINTENANCE REQUIREMENTS
TO BE CARRIED OUT MONTHLY OR THREE MONTHLY DEPENDING ON THE HOIST WORKING CONDITIONS
DAMAGE:
External inspection of hoist for damage or wear.
HOIST CHAIN:
Check chain lubrication, twisted chains (multi fall blocks) and excessive wear or damaged chain links. (Light mineral oil).
HOOKS:
Check hooks swivel, hook opening and safety catch.
AIR SET:
Check and fill up lubricator bowl and adjust drop rate as required.
FITTINGS/HOSES: Check all air-line fitting are secure and there are no air leaks.
BOLTS:
Check security of bolts, chain collector and chain anchor.
AIR MOTOR:
Check air motor and silencers - replace as required.
OPERATION:
Function test hoists running speed and control operation without load and then check lifting a load of around 50% of SWL to
check brake operation and controls when loaded.
LIMIT SWITCHES: Check operation of upper and lower limits at slow speed.
EXTRA CHECKS FOR TROLLEY
RUNWAY BEAM: Check the beam is smooth and flat without obstruction and that the end stops are in place and secure.
DIVE PINION:
Check drive pinion and wheels are fitting correctly and not worn, grease if required.
ADJUSTMENT:
Check flange adjustment, anti tilt roller setting, load bar nuts - adjust or tighten if required,
AIR LINES:
Check security of control lines and supply hoses and fittings.
OPERATION:
Function test over the complete range of travel.
SUPPLY HOSES: Check air lines are supported and the weight is not hanging from the air set.
TROLLEY CHAIN: Check geared trolley hand chain and drive.
When detecting any abnormality during inspection due to erroneous use, instruct the operator and user for correct use of the chain hoist.
