C6
IS FLASHING
Air pressure switch not closing.
Control
S
tep
Order
Measure
1.
No:
↓
2.
Yes:
If C6 still flashing
↓
2.
2. Check if air pressure switch hoses are
installed correctly?
Yes:
Ø
4.
No:
If C6 still flashing
↓
4
3.
Yes:
If C6 still flashing
↓
4.
If C6 still flashing
↓
5.
No:
↓
5.
4.
C h
e
c
k the mains supply voltage.
Is it < 230 V?
Yes:
No:
↓
5.
5. Check if APS is working or not
Yes:
↓
6.
No:
If C6 still flashing
↓
6.
6. Check if the fan is operating or not?
Yes:
If C6 still flashing
↓
7.
No:
↓
7.
Check flue pipe for any blockage or
wrong installation
Check if APS hoses are damaged or
blocked or check if there is
condensation in hoses?
Turn off the appliance
Clean the flue gas pipe or correct the installation
Switch on the appliance
Turn off the appliance
Correct the assembly of APS hoses
Switch on the appliance
Turn off the appliance
Clean and dry APS hoses.
Switch on the appliance
Turn off the appliance
Change fan
Turn off the appliance
Change APS
Switch on the appliance
Turn off the appliance
Clean and dru Aps hose connection points on the
fan
Check if condensation in APS
hose connection points?
|
39
Troubleshooting
6 720 660 238 (2008/07)
39
Summary of Contents for ZWC 18-3 MFK
Page 1: ......
Page 11: ...Fig 8 6 720 660 238 2008 07 11 11 Appliance Layout and Hydralic Diagrams 2 2 2 ZWE 24 5 MFK...
Page 26: ......
