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Mend Saunier Duval SD 623 Pilot Light

pilot light?

i have a saunier duval sd 623 combi and i am having promlems getting the pilot light to stay lit. it was working fine then it turned itself off now it wont stay lit i am getting really stressed can you help please

Tom
March 2009
Saunier DuvalSaunier Duval SD 623Heating, Home Heating SystemsPilot Light Duval
most likely thermocouple faulty. if you dont want to replace thermocouple there is a method of bypassing the thermocouple.

joseph
March 2009

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