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Mend Vaillant VCW-Sine18 T3WFH Home Heating Systems

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Mend Vaillant VCW-Sine18 T3WFH Off 5

Vaillant VCW-Sine18 T3WFH Lights but then goes off after 5 Min?

My boiler lights easily but after 5 minutes there is a click and then it goes off and the pilot goes out.

Martin
January 2019
VaillantVaillant VCW-Sine18 T3WFHHeating, Home Heating SystemsVaillant Off 5
Blocked pilot or a new thermocouple would be the obvious answer.
If the pilot is weak, it can be dragged away from the thermocouple by the main flame

Carefree
June 2019
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Mend repair fix Vaillant VCW-Sine18 T3WFH home heating systems
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Mend repair fix Vaillant VCW-Sine18 T3WFH home heating systems

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