15
7.
Trouble-shooter’s Guide to Detect and
Eliminate Common Faults and Errors
The following table has been developed to help you detect and eliminate common faults and
errors. If you come across a fault/error that is not listed here, please contact your supplier.
All of these faults/errors may only be investigated and rectified by specialists holding the
qualifications as described on page 3.
Problem
Possible Cause
Remedy
1)
see page 12 M
aintenance and Repairs
Handset or drive
system without
function
- Handset or drive system defective
- No supply voltage
- Thermoswitch on transformer or in
the DEWERT controls has possibly
been triggered
- Temperature fuse in transformer
has possibly been triggered
- Instrument fuse has possibly been
triggered
-
-
No supply voltage
Lead (mains and/or handset/slave
drives) interrupted
- Leave the drive system in
the rest position for approx.
20-30 minutes
- Contact your supplier/dealer
- Connect mains cable
- Check the lead, if necessary
restoring contact
1)
- Contact your supplier/dealer
- Connect to mains
Drives suddenly no
longer respond, no
movement takes
place
Motor is running but
the drive does not
move
- GQR Bowden cable is not at the
starting position
- adjust Bowden cable
11/2008
ID-Nr. 48148
