Emergency Lowering - Jungheinrich EFG 535 Betriebsanleitung

7.3

Emergency lowering

Z
The mast can be lowered manually if a fault occurs in the hydraulic system.
WARNING!
Lowering the mast can result in injuries
Instruct other people to move out of the hazardous area of the truck during
emergency lowering.
Never stand underneath a raised load handler.
Only operate the emergency lowering valve when standing next to the truck.
Emergency lowering of the mast cannot be applied when the load handler is in the
rack.
Report any defects immediately to your supervisor.
Tag out and decommission a faulty lift truck.
Only return the truck to service when you have identified and rectified the fault.
Mast emergency lowering
Requirements
– Load handler is not in the rack.
– Turn the Emergency Disconnect switch and
key switch off.
– Disconnect the battery.
– Remove the floor plate by undoing the floor
plate mounting screws.
Procedure
• Slowly turn
valve (146); the mast and load handler will
lower.
• Turn the emergency lowering valve (146) in
the opposite direction as far as the stop; the
lowering process stops.
The mast is now lowered.
WARNING!
Only return the truck to service when you have identified and rectified the fault.
the emergency lowering
146
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