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Symptom Cause Remedy
Hoist will lift
intermittently –
Slight or irregular
clicking
Poor pawl movement caused by faulty pawl
spring. The spring is loose or damaged.
Perform maintenance and/or repair.
Mis-assembly of pawl spring
Reassemble it properly and ensure to check
click sound of the pawl before reuse.
During operation, hoist
idles or load drifts
Poor contact of load sheave and load chain
caused by improper chain-reeving.
Reassemble properly and ensure proper
lifting before reuse.
Hoist will not lift all the
way (multiple fall
hoists)
Capsized hook
Reset the capsized hook.
Twisted Chain
Capsized Hook and Chain
Double Fall Models
Hoist does not lift load
smoothly.
Improper assembly of gear OR bearing
broken.
Disassemble and reassemble gear train
and/or replace bearing.