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View Full Version : Pilot light will not stay lit after replacing thermocouple. Gas valve?


Erdrla
Oct 17, 2010, 12:50 PM
Crown boiler 7 years old.

hvac1000
Oct 18, 2010, 03:38 AM
Make sure thermocouple is placed in the flame correctly and that the flame is strong enough to heat it and generate the milivoltage necessary to activate the safety in the gas valve.

ACMike04
Jan 2, 2011, 12:50 AM
Hey hvac1000 ,check my question on 80's model intertherm and give opinion ,windblown ,wavey pilot flame ,valvecoil drop out problem . Acmike 04