probst SH-2500-UNI-B Operating Instructions Manual page 125

Troubleshooting
Warning device triggers.
Warning device does not trigger
when the alarm threshold is
reached.
Warning device triggers even
though no load is being drawn in
or the vacuum generator is not in
operation.
Warning tone becomes quiet.
52400043
Load has cracks, recesses or is porous.
Sealing lip of the suction plate is
damaged.
Hose or fittings are leaking.
Vacuum switch is misaligned or
defective.
The alarm threshold is set.
Vacuum switch is misaligned or
defective.
Vacuum system is leaking.
Battery voltage too low.
39 / 47
Handling the load is not
possible with this lifting
device.
Replace the sealing
lip.
Seal or replace
components.
Contact Probst-
Service.
Have the alarm
threshold reset by
Probst Service.
Contact Probst-
Service.
Seal or replace
components.
Replace the battery.
GB