20
USER MANUAL
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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-AH27 REV2
MAINTENANCE
4.6
TYPES OF CHAIN
Only the correct size and grade of load chain should be used.
All chain is to EN818/7 - ANNEX B
TMH-37.5T
HEAVY DUTY
RUD RT+
Nominal diameter:
23.5 + 0.3 / - 1.1
mm
Pitch:
66.0 + 0.7 / - 0.3
mm
Max dia at weld:
24.6
mm
Min breaking force:
750
kN
Surface hardness:
ca390-420HV10
Grade:
EN818/7 ISO 3077
When supplied new, only quality chain from a reputable supplier has been fitted to the hoist. Your supplier will be able to offer replacement
chain of like quality.
DANGER