− 43 −
Class Item Inspection method Discard limit/criteria Remedy
Hoist & Trolley
(3) Quantity of
gear oil and
contamination
(4) Controller
cover damage
(5) Name plate
damage
(6) Loose or
missing
screws
Check visually.
Check visually.
Check visually.
Check visually.
Change oil regularly in keeping
with work frequency.
Free of deformation and cracks.
WLL is readable.
Screws are not loose or missing.
Provide oil if
the quantity is
insufficient. If
oil is badly
contaminated,
replace it with
new oil.
Notice :
Dispose old oil
in accordance
with local
regulations.
If the deformation
exists, replace the
controller cover
with a new one.
Replace the name
plate with a new
one if illegible.
Tighten or replace.
2. Brake
(1) Function Suspend the rated
load.
Lift, lower and stop
it.
When switched off in the middle
of lowering, the chain stops
within about two links and less
than 1% of lifting speed (m/min.)
after turning off the hoist.
If the stopping
distance is too
large, ask the
service
personnel to
inspect and
repair it.
To Next Page
Loading...
