Download INSTALLATION AND OPERATING INSTRUCTIONS

FAULT DIAGNOSIS AND RECTIFICATION
7.2
Fault messages
FAULT MESSAGES
Fault messages
Malfunctions which occur during operation are signalled by a red
LED and a flashing error message on the control unit.
If a fault occurs proceed as follows:
•
Rectify the fault in accordance with the following fault table
•
Acknowledge the error message in accordance with the
»Touchpanel« operating manual
•
Resume operation
Code
Message
No.
Possible cause
Rectification
1
Actual value defective:EKO/X21
Temperature sensor defective
Switch off the test system
Contact our service organisation
2
Actual value defective:EK1/X22
Sensor defective
Switch off the test system
Contact our service organisation
3
Actual value defective:EK2/X23
Sensor defective
Switch off the test system
Contact our service organisation
12
Change back-up battery
Controller battery exhausted
Switch off the test system
Contact our service organisation
13
Communication Touchpanel
Connection control unit controller is interrupted
Check connectors
14
Communication I/O system
Connection controller I/O system is interrupted
Switch off the test system
Contact our service organisation
15
Chambertype invalid
Wrong test system parameters
Switch off the test system
Contact our service organisation
16
Power fail
Power failure or tolerance band
outside defined range
Check power failure and tolerance band values. Restart the
test system.
17
Service
Overload or short circuit of motor
protecting switch
This fault can cause contact
welding of the associated load
contactor thus rendering the
safety device ineffective. Switch
off the test system and notify our
service organisation.
18
Thermal protection fan
Thermal protection of test space Switch off the test system. Check
fan triggered
motor for smooth running and
impurities. Check cooling air
supply. If necessary, clean and
remove impurities.
Table 7-2
Fault messages
56 – 68
1) option
2) not assigned
3) only for test systems with 600 ltr and more
58
Betriebsanleitung für Klimaprüfschränke
kap7.fm 63837023 GB 03.2003
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