Starts but does not "fire, light up". Then it shuts down. Has not been run in 3 months. Please help with what code 21A1 actually means? Is it just in need of cleaning. Gas heating boiler right next to it is OK and running as needed. Thanks

Asked by Rick on 11/19/2013 0  Answer

ManualsOnline posted an answer 10 years, 5 months ago

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