KAESER KOMPRESSOREN CSD 82, Service Manual

Page: 50 / 126

Event Recognition and Fault Rectification
9 --- 42
Message KAESER service
technician only Action Possible cause
error: RS 485 Wrong configuration
or transmission er-
ror.
Bit rate and charac-
ter frame for both
subscribers identi-
cal.
Check the link/inter-
face connections
between the two
controllers.
Check maximum
cable length and
screening.
Check interface pa-
rameters.
1 master and 1 slave
configured.
ext. message 0 Rectify fault.
...
ext. message 5
flash memory Internal controller
memory error. Exchange the cont-
roller.
mains voltage 1. power failure:
Machine was re---
started automati-
cally. Check power supply
voltage.
Check door inter-
lock.
modem problem SIGMA CONTROL
does not recognise
the modem. Check the link be-
tween the
SIGMA controller
and the modem.
motor T Drive motor over-
heating. Ensure adequate
ventilation.
Install an extractor.
Clean the motor.
motor bearings h The service interval
to the next motor
bearing change has
expired. Change motor bear-
ings.
motorstarts /h The permissible
number of motor
starts was exceeded
in the last 60 minu-
tes. Extend the idle pe-
riod.
Increase capacity of
air receiver.
Increase cross---sec-
tion of piping be-
tween compressor
and air receiver.
Check pressure
transducer.
Replace defective
sensor.
motor starts /d The permissible
number of motor
starts was exceeded
in the last 24 hours. Extend the idle pe-
riod.
Increase capacity of
air receiver.
Increase cross---sec-
tion of piping be-
tween compressor
and air receiver.
Check pressure
transducer.
Replace defective
sensor.
neutral p ---switch Rectify fault
neutral T---switch Rectify fault