Venkon
Assembly, installation and operating instructions
51
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.
10.2 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.