Maintenance - Nußbaum Hebetechnik 4.40H Instructions And Documentation

with a hexagon socket screw key . (see pic.)
• Fasten emergency lowering screw and safe it with the red coloured security nut
when the lift is at lowest position.
After finishing the emergency lowering, the emergency lowering screw
and the security nut (coloured red) must be brought into the position they
have had before. Otherwise a malfunction of the lift can occur.
• Remove support or wire of the ratchets.
To guarantee the safe running of the lift the supports must be removed
from the ratchet to bring the ratchet in its normal function.
• Drive the vehicle from the lift.
7 . M a i n t e n a n c e
A regular service has to be performed every three months by the lift' s operator accor-
ding to the following schedule. If the lift is in continuous operation or dirty environ-
ment, the maintenance rate has to be increased.
During daily operation the lift has to be watched carefully for its correct function. In
case of any malfunction or leakage the technical service has to be informed..
Maintenance schedule for the lift
• Clean piston rods of hydraulic cylinder from sand and dirt
• Clean and lubricate running pieces of the lift (hinge bolts, sliding pieces, sliding
surfaces) (multipurpose lipid)
• Grease all the lubricating nipples (multipurpose lipid)
• Check ratchets if they engage smoothly and grease striking surfaces.
Instruction and Documentation
4.40 H
pic 2:
the emergency lowering screw on the rail
A. the screw for the emergency
lowering
B. operating column
2 0