KAESER CSD series, Руководство по обслуживанию

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Event Recognition and Fault Rectification
9 --- 44
9 Event Recognition and Fault Rectification
Inform KAESER service if the event cannot be rectified by the action suggested.
Do not attempt rectifications other than those given in this manual.
The measures valid for your machine are dependant on the individual equipment.
There are three types of event:
Description Indicated by see chapter
An event that triggers an alarm (with automatic
shut ---down) Blinking red LED 9.1
An event that triggers a warning (no shut ---
down) Blinking yellow LED 9.2
Miscellaneous events (faults) No indication 9.3
9.1 Alarm messages to the controller
(machine shut ---down, red LED blinking)
Message Possible cause Remedy
access doors Door open with the machine
running. Close the door(s).
ADT
Maximum airend discharge
temperature exceeded. Ensure adequate ventila-
tion.
Ensure that the permissible
room temperature is not ex-
ceeded.
Clean the cooler.
Cooling air outlet of the ma-
chine too near a wall.
Check the cooling oil level.
ADT dT/dt Maximum rise rate of airend
discharge temperature
(ADT) exceeded. Check airend and piping to
airend.
Check the cooling oil level.
Check oil circulation.
AI 3/AI 4 error Line---break between the
analog input and the sen-
sor.
Short circuit to earth.
Check transducer connec-
tions and wiring.
AI 7/AI 8 error Line---break between the
analog input and the sen-
sor.
Short circuit to earth.
Check transducer connec-
tions and wiring.
airend rotation The drive motor is turning in
the wrong direction. Change over phase lines L1
and L2.
air filter dp Air filter clogged. Clean or renew the filter el-
ement.
backpressure Back pressure in the oil
separator tank caused by
poor venting. Check venting line.
Buscontroller Bus link via the Profibus DP
interface Check line and settings.