Vaillant VCW 221 Pilot Light Problem

[taxi1161]

Hi The pilot light on my Vaillant 221 VCW GB combi boiler keeps randomly going out. I have replaced the thermocouple and the overheat switch. but am still having the same problem.The boiler runs perfect except for this problem. Any suggestions would be most great full

Read more: //www.diynot.com/forums/plumbing/vaillant-vcw-221-pilot-outage.316302/#ixzz1ozkUF3jt

 

[Gas1976]

Try changing the magnet,vaillant part no.17-0295

 

[taxi1161]

Hi Gas1976 Thanks for the reply. Were and what is the magnet

 

[Gas1976]

It's on the gas section,it will be a job for a RGI

 

[unlocksmith]

Did you manage to fix this?

I changed my thermocouple and was fine for about 3-4 weeks then started again.

How do you know if you need overheat switch or magneto?

 

[Agile]

DIYers should not be changing thermocouples!


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