Maber MB500/120-SP, Instruction And Maintenance Manual

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MAINTENANCE OF THE MB 500/120 SP RACK AND PINION HOIST
The MB 500/120 SP RACK AND PINION HOIST has been designed and produced by
selecting the right components to reduce maintenance to ensure its efficient operation.
However, the user has to make sure periodic maintenance is regularly carried out to
always maximise machine efficiency.The simple operations and the few check required, if
performed regularly let you always keep the machine in efficient and safe working order.
The main steps that the user has to take are described below.
23. PERIODIC MAINTENANCE
At least once a week and in any case always after
adverse weather conditions check the whole machine.
This specifically includes:
x
Efficiency of electric safety devices,
x
Wall-mounted securing bolts are stable and
tightened.
t least once a fortnight, and in any case according to
operating requirements check:
x
Screws are tightened on every vertical column and
on every mounting,
x
Gear motor unit clamping screws are tightened,
x
Elements on the vertical column have not yielded,
x
The motor drive guide and sliding rollers regularly
run on the column,
x
the gear motor unit works efficiently. Also check its
noise level to verify the presence of any irregular
clearances in the gears,
x
The gear reducer is correctly lubricated and motor
brake works efficiently,
x
The emergency brake works efficiently, by greasing
the pins and the ratchet gear,
x
the power supply cable and the control board cable
are in good working order,
x
The whole machine is clean, especially by removing
grease and oil deposits from the access ramps and
the deck, scales of cement or dirt that may damage
or prevent the operation of the safety devices, etc..
x
Grease the rack to reduce significantly wear both on
the rack and on the lifting pinion.
!!! CAUTION !!!
Before carrying out any maintenance, repair or cleaning jobs under the raised deck,
make sure it cannot accidentally drop by propping up the deck or locking the cart
on the column.
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