17. Repair instructions
The work described below may only be carried out by the
service department or especially trained staff.
Note:When carrying out any work on the electrical systems, always
observe the information in the relevant circuit diagram.
Do not hesitate to telephone our customer service department with any
questions you may have. (
✆
02685/944-0)
Failure Reason Remedy
No LCD display Input fuse in feed cable defective Replace
Fuse F1, F2, F3, F4 or F5 defective Replace
Display defective Replace
Control unit N 1 defective Replace
Power unit T1 defective Replace
Display shows:
Emergency off
— Knife box
– Infeed chamber
– Removal
– Feed cover
Appropriate cover is open
Are solenoids of S1, S2, S3 and S4
active ?
Motor protection switches S1, S2,
S3, S4 have been misaligned or are
defective
close
Check, and replace the solenoid, if
necessary
Adjust, respectively replace
Display shows:
Failure
– Knife drive
– Feed drive
Motor overheated during operation Let it cool down
(restarting is carried out
automatically)
Feed drive overheated during
operation
Let it cool down, then switch main
switch off and on again
After pressing the Start push-
button, the product feed holder
does not move forward (no mes-
sage on display)
Feed motor is defective
Synchronous belt has torn
Repair or replace
Replace
Product feed holder stops at
front; knife continues running
Proximity switch S15 is defective or
misaligned
Replace or adjust
Product feed holder has moved
backward; the feed motor conti-
nues operating (friction clutch
causes loud banging)
Proximity switch S6 is defective or
misaligned
Replace or adjust
’Open and close loading door’
message cannot be removed
after several attempts
CPU A1 defective Replace
May be replaced by same make /
type only !
Contactor K1M, K1S, K2, K3, K4,
K5 or K6 is defective
Replace
May be replaced by same make /
type only !
Cutting process starts immedi-
ately without pushing the pro-
duct forward first
Emitter S16A or reflector S16B of
the light barrier is dirty or defective
Clean or replace
Repair instructions
Page 80 02/2005 123842-GB
To Next Page
Loading...
