Remedy - HADEF 53/07 Installation, Operating And Maintenance Instructions

Remedy

14 Remedy
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Check the ratchet lever hoist by listening to the noise it makes:
Lifting: Move the lever forward and backwards - it should make click
Lowering: Only move the lever backwards not forward - it should make click
Problem
Load is not lifted
It is difficult to lift the load
Load is lifted with interruptions
Hoist does not lift without load
Hoist does not lift the whole distance long
The brake remains closed (stuck),
Hoist does not lower the load
Load slips down partially during lowering
Load slips down during lowering
Switching pin does not function
Load slips down when the switching pin is switched to
free-wheeling mechanism.
Pos: 20.1 /17-AUßERBETRIEBNAHME/*Ü1*/#. Kapitel - Außerbetriebnahme @ 0\mod_1172648336045_52.doc @ 417 @ @ 1
5.52.187.00.01.02
Cause
Overload
Load got stuck
Brake linings are worn
Load chain is twisted
Defect of chain, gear or chain wheels
Pawl does not engage properly
Switching pin - wrong position
Pawl spring is missing
Overload
Dirty chains, gear or chain wheels
Defect of chain, gear or chain wheels
Pawl spring is missing or defective
Brake spring is missing
Hook stucks, chain is twisted
the hoist was unloaded without lowering the load
The load hook was pulled against the housing and got
stuck there.
Brake too tight
Brake without function due to rust
Foreign-object between the brake discs
Brake lining is missing, installed incorrectly or worn
Bremsbelages
Defect or deformation
Chain spring is missing or defective.
Remedy
Reduce the load to nominal load
Set the load free again
Do maintenance and
exchange the brake linings
Align the load chain
Do maintenance and replace defective parts by original
spare parts
Check the pawl and replace it if necessary
Chose correct position of switching pin
Do maintenance and replace defective parts by original
spare parts
Reduce the load to nominal load
Do maintenance, lubricate chains, gear and chain wheels
Do maintenance and replace defective parts by original
spare parts
Do maintenance and replace defective parts by original
spare parts
Do maintenance and replace defective parts by original
spare parts
Place hooks and chains in correct position
Suspend the load again, lower the load, unload the hoist
Release the hook, suspend the load again, lower the load,
unload the hoist.
Turn the switching pin to position "▼" resp. "DN" and
move the hand lever while pulling the chain at the load
side.
Effect periodic inspection and replace rusty parts.
Remove the foreign-object, clean the surface (Do not
lubricate.)
Replace the brake lining resp. install it correctly
Check and replace, if necessary.
Do maintenance and replace defective parts by original
spare parts.
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