BA551601-en
25
7
Troubleshooting
7.1
Safety Information
WARNING
•
The relevant health and safety regulations must be observed.
•
Wear personal protective equipment.
•
Service work may only be carried out by authorised service technicians.
•
Repair, maintenance and setup work may only be carried out when the ma-
chine is at a standstill. The system must be disconnected from the power
supply or the compressed air supply must be interrupted and secured against
being switched on again.
•
Maintenance and repair work should only be carried out when the jack is
load-free.
•
Only use original replacement parts.
•
Substances that are hazardous to the environment must be disposed of ap-
propriately.
•
Do not use high-pressure or steam-pressure equipment or harsh cleaning
agents to clean the pit jack.
•
The safety devices of the pit jack must be adjusted by authorised service
technicians.
•
The safety features must not be replaced or overridden.
7.2
Error Chart
Error
Cause
Remedy
Air motor runs (typical
noise), but does not lift
load
Lowering spindle not fully
closed; spring does not
close completely
Replace lowering spindle
and/or spring; contact
service
Too low oil level on the
jack due to transport
damage or natural
consumption
Refill oil
Leaky suction valves
Contact service
Air motor runs (typical
noise), but does not lift
full load
Lowering spindle not fully
closed; spring does not
close completely
Replace lowering spindle
and/or spring; contact
service
Overload valve trips; load
too high
Reduce load; observe
load capacity
Leaky load valves
Contact service
Summary of Contents for MPJ-1S Series
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