Venkon XL
Beschreibung
Assembly, installation and operating instructions
61
Fault
Possible cause
Remedy
Rotating parts unbalanced
Clean and/or replace impeller. Please make sure
that no balancing clips are removed during
cleaning.
Fan dirty.
Clean dirt from fan.
Heat exchanger dirty.
Clean dirt from Heat exchanger.
11.2 KaControl faults
Code
Alarms
Priority
A11
Faulty control sensor.
1
A12
Motor fault.
2
A13
Room frost protection.
3
A14
Condensation alarm.
4
A15
General alarm.
5
A16
Sensor AI1, AI2 or AI3 faulty.
6
A17
Unit frost protection.
7
A18
EEPROM error.
8
A19
Offline slave in the CAN bus network.
9
Tab. 13: KaControl unit alarms
Code
Alarms
tAL1
Temperature sensor in the KaController faulty.
tAL3
Real-time clock in the KaController faulty.
tAL4
EEPROM in the KaController faulty.
Cn
Communication fault with the external control.
Tab. 14: KaController alarms
IMPORTANT NOTE!
Important note!
More information on control settings can be found in the separate KaControl SmartBoard user manual.
11.3 Start-up after rectification of fault
After correction of the fault, carry out the following steps to re-start:
1. Make sure that all maintenance covers and access openings are sealed.
2. Switch off the unit.
3. Acknowledge fault on controller, if necessary.
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