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| User Manual
Maintenance and repair of the dryer
K-MT 1-4/D3
35
Instructions for use of the dongle
If the message
SEr
, is displayed on the display of the Multitronic controller, the dryer is due
for servicing. The message appears, fl ashing every 60 seconds, once the preset number of
operating hours (e. g. 8000 oh) has been reached. After maintenance has been carried out,
you can use the dongle to reset the counter to 0 and delete the message from the display. A
dongle is enclosed with every service kit. Each dongle can only be used once.
Switch off the controller. Caution! The electric line is still live. Do not touch live parts!
Open the lid to the Multitronic controller. The circuit board in housed underneath it.
Slot the dongle into the dongle interface X9 PC.
Press and hold the reset key S3.
Switch on the controller. The following appears in the display:
for a short time
0.SET
then fl ashing
OFF
The service counter is then reset to 0.
If the following appears in the display
for a short time
FAIL
then fl ashing
OFF
this means that the dongle has already been used once and cannot be used again.
Switch off the controller again and remove the dongle.
Dispose of the unusable dongle and use a new one.
Daily maintenance tasks
Carry out visual and function check on the complete dryer
Check dryer for external damage or unusual noise generation.
Duly eliminate any defects found.
If message
SEr
. is displayed, a routine service must be completed:
Contact the service department of the manufacturer.
Clean dryer
Remove any loose dust by means of a dry cloth, and, if required, also by means of a
moist and well wrung cloth.
Clean the surfaces with a moist well wrung cloth.
