20
STEIN300_Hubzentriereinrichtung_HZEV_03_GB.DOC_D / 02.2020
8
Faults
WARNING
When faults, malfunctions or damage affecting safety occur, immediately push the
EMERGENCY OFF button to switch the Transport System off.
Have the cause of the malfunction identified and the problem fixed by trained personnel.
8.1
Troubleshooting problems
Problem
Cause
Solution
Stop handle not releasing
Static load too high.
Install intermediate stopper.
No power
Power supply cut.
Restore the power supply.
Variable power supply
Uneven power supply voltage
Ensure power supply voltage is
constant.
Compressed air supply fails
Faulty valve.
Replace valve.
Compressed air supply cut.
Restore compressed air supply.
HZEV does not elevate
WTS transport system control
failure.
Restore control system.
Processing station control system
failure.
Inductive proximity switch not
connected to power supply.
Connect inductive proximity switch
to power supply.
Inductive proximity switch faulty.
Replace inductive proximity switch.
Poor contact between plug and
socket.
Firmly insert plug into socket.
HZEV wrongly installed.
Check and, if necessary, adjust
position and screw connections.
HZEV elevates too soon / too late
Position switch incorrectly set.
Re-set position switch.
HZEV does not position itself exactly
right
Too much play. Guides worn.
Replace guides.
Loose screw connections
Re-tighten screws.
WARNING
Only start the Transport System once you have carried out a successful trial run!
