Troubleshooting - probst SH-1000-MINI Operating Instructions Manual

Troubleshooting

6 Troubleshooting
The device must be installed and maintained by qualified personnel such as mechanics and electricians only.
After each repair or maintenance job check the safety equipment.
Error
Pump does not run
Pump runs, but does
not produce suction
Vacuum pressure does not
reach -0.6 bar
Warning device does not
function
Load cannot be sucked.
Prescribed negative pressure
cannot be achieved no more.
Negative pressure diminishes
itself too fast, when switching
the device off.
5240.0020
Cause
Engine is defective
Slide valve is closed
Vacuum hose is defective, connectors
are not tight
Workpiece has cracks, openings
or is porous
Seal is damaged
Pressure gauge is defective
Ignition coil is defective
See engine operating instructions (appendix)
Leakage at vacuum plate by deposited
dirt between rubber seal and suction
plate.
Rubber seal wore or porously (aging
after effect of UV radiation)
V4
Remedy
Check the engine/call customer service
Open it
Check, replace vacuum hose
Workpiece is not suitable for suction
Replace the seal
Replace the pressure gauge
Check ignition coil and if necessary
exchange
Remove rubber seal from suction plate.
Clean suction plate and slot in rubber seal.
Draw up and fasten rubber seal on suction
plate again.
If necessary exchange rubber seal.
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