4
Fault finding
Logamax PLus GB062
21
3C
Fan doesn't reach to start fan speed.
Step
Remedy
1.
Are the both fan cable (power and PMW
signal) correct connected ?
yes:
--> 2.
no:
B
Switch off the boiler.
B
Connect the cables again.
B
Switch on the boiler.
3C ? -->2.
2.
Is fan cable wrong ?
B
Switch off the boiler.
B
Cut the main voltage supply.
B
Check the fan connection cable.
Is there open circuit ?
yes:
B
Chang the fan cable.
B
Switch on the main voltage supply.
B
Switch on the boiler.
3C ? -->3.
no:
-->3.
3.
Is fan defect ?
yes:
B
Switch off the boiler.
B
Cut the main voltage supply.
B
Change the fan.
B
Switch on the main voltage supply.
B
Switch on the boiler.
3C ? --> 4.
no:
--> 4.
4.
Electronic board (PCB) is defect.
B
Switch off the boiler.
B
Cut the main voltage supply.
B
Change the electronic board (PCB).
B
Switch on the main voltage supply.
B
Switch on the boiler.
B
END
Содержание Logamax GB062-24 KDE H V2
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