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Störungen / Fehler


Kessel Typ GWM-050IE

Störungscode A05

Ursach:

GV relay error. 

LÖsung:

1. Is harness connected to Gas Valve? Is harness connected to Control Module J13?
Yes: -> 2
No: Connect harness

2. Disconnect harness from Connect harness Control Module J13. Measure resistance across J13-3 and J13-4. Is resistance between 1.0 and 1.2 kohms?
Yes: Replace Control Module.
No: ->3 

3. Disconnect harness from Gas Valve. Does each wire have continuity between Gas Valve and Control Module?
Yes: Replace Gas Valve
No: Replace harness