![]() ![]() If there is no spark, check the spark electrode for the proper Vi” gap. Watch the igniter through the observation window provided. No flame detected The boiler will make three attempts at ignition before the control goes into this lockout condition. Check to see if the green light on the display module is out while the boiler is running. Assure that the flame is stable when lit. Monitor the gas pressure to the unit while in operation. Loss of Flame Signal The boiler will relight 4 times before the control goes into this lockout condition. What to do when boiler goes into lockout?Ĭheck any flue blockage or condensate blocks. If the flame signal is not present after turning off the gas supply, check the gas valve electrical connection. If the flame signal is still present replace the igniter. Turn the gas off to the unit at the service valve. The Munchkin control will try to re-ignite after one hour and continue to try to ignite every hour.įalse Flame Signal The boiler will lock out if it senses a flame signal when there should be none present. The Munchkin will make three attempts for ignition before the control will go into a lockout condition. Replace the control board.į09 (error solution F09) F09 This code will occur if the Munchkin control does not detect a flame. The boiler combustion air fan speed less than 70% of expected. When to replace the Control Board on a Munchkin boiler? If there is a spark but no flame, check the gas supply to the heater. Remove any corrosion from the spark electrode and flame rectifier probe. Use 2 quarters together as a gauge to check gap distance. What to do if there is no spark in a Munchkin boiler? As a homeowner, this check – and all the other checks except 1 & 2 – are not safe for you to do. If you have no power to your boiler and have tried the first 2 checks, the next thing to do is to check the boiler’s internal fuses. Most boilers have at least one built in fuse. What should I do if I have no power to my boiler? ![]() Why does my boiler lock out when there is no flame signal?įalse Flame Signal The boiler will lock out if it senses a flame signal when there should be none present. ![]()
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