Worcester ZBR 8-35 ICS1, Сервисная книжка

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Rectifying faults
11. Is flue gas CO
2
level incorrect
1)
? yes:
B
Adjust to correct level.
B
Press , does appliance restart???
EA?
↓
12.
no:
↓
12.
12.
B
Activate menu option Show serv-
ice parameters .
B
Select 5.1 Permanent ignition.
Continuous ignition OK?
yes:
↓
13.
no:
↓
16.
13. Ignition lead connected to ignition
electrodes? yes:
↓
14.
no: B Connect cable to ignition electrode.
B
Press , does appliance restart???
EA?
↓
14.
14. Ignition cable connector engaged in
switchbox? yes:
↓
15.
no: B Power OFF the appliance.
B Engage ignition cable connector in switchbox.
B
Turn ON the appliance.
B
Press , does appliance restart???
EA?
↓
15.
15. Ignition cable defective? yes: B Power OFF the appliance.
B
Replace ignition cable.
B
Turn ON the appliance.
B
Press , does appliance restart???
EA?
↓
16.
no:
↓
16.
16.
B
Select 3.3 Ionisation current .
Measured ionisation current medium
or high?
yes:
↓
18.
no:
↓
17.
EA
and flashing.
During operation: flame not detected
Check Action