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Furnance ignites then stops repeatedly. Maybe. Error code
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I have a lennox c33-36b-2f furnace. Has been running with no issues, thermostat was lower than setpoint and wasnt starting, it is showing alternating slow flashes, reset breaker and came back on, ran … read more
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I have a Lennox furnace Model G40UH -36B-090-15; Serial
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MRANSWER
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Billy Same question, although yesterday, the diagnostic told
Billy Same question, although yesterday, the diagnostic told me to replace the flame sensor. I replaced it, now both LED's flashing fast, but the ingnitor now does not light, but did yesterday when de… read more
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my lennox g51mp series furnace keeps shuting off and will not
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i have a lennox e1603-20-ip when i put the heat on ,,,the
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Meet the Experts:

Phil

Phil

Mechanical Engineer

8,117 satisfied customers

Retired HVAC/ Electrical & Boiler contractor. Industrial

Rick Mather

Rick Mather

HVAC Technician

3,133 satisfied customers

35 years experience, HVAC

Matthew

Matthew

HVAC Technician

2,014 satisfied customers

14 years experience in the HVAC field of service, installation, Manual J & D calculations

Brian HVAC Guy

Brian HVAC Guy

HVAC Technician

1,029 satisfied customers

I have been an HVAC/R mechanic/technician for 30+ years.

Kenton Guidry

Kenton Guidry

HVAC Technician

963 satisfied customers

12 years install/service experience.

Tom

Tom

HVAC Technician

770 satisfied customers

16+yrs HVAC/R service. Residential Commerical Industrial

A-1 Tech

A-1 Tech

Service Manager

526 satisfied customers

I have been in the HVAC business for over 40 years.

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Disclaimer: Information in questions, answers, and other posts on this site ("Posts") comes from individual users, not JustAnswer; JustAnswer is not responsible for Posts. Posts are for general information, are not intended to substitute for informed professional advice (medical, legal, veterinary, financial, etc.), or to establish a professional-client relationship. The site and services are provided "as is" with no warranty or representations by JustAnswer regarding the qualifications of Experts. To see what credentials have been verified by a third-party service, please click on the "Verified" symbol in some Experts' profiles. JustAnswer is not intended or designed for EMERGENCY questions which should be directed immediately by telephone or in-person to qualified professionals.

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