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My furnace has stopped heating I have tripped the circuit
My furnace has stopped heating I have tripped the circuit breaker to reset it I have changed the batteries in the thermostat. When I tripped the circuit breaker the pilot lit for a few seconds then we… read more
airheatman
airheatman
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6 years college
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I have a lennox c33-36b-2f furnace. Has been running with no
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
Rick
Rick
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I have a Lennox C33 furnace that won't blow heat but the fan
I have a Lennox C33 furnace that won't blow heat but the fan does blow I run it alone but with still no heat. … read more
Rick
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I neek by one lennox heating motor fan. Model: C33-60D-2F.
i neek by one lennox heating motor fan. JA: Did you double-check the thermostat's settings? And what about the filters? Customer: model: C33-60D-2F JA: Do you plan on doing the work yourself? Customer… read more
BillyHvac
BillyHvac
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I have a Lennox C33-30B-2F. The combustion air inducer motor
I have a Lennox C33-30B-2F. The combustion air inducer motor is not getting power to it. When should it be running.… read more
BillyHvac
BillyHvac
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I have Lennox mode C33-25A-2F93, serial number 6007F09765.
I have Lennox mode C33-25A-2F93, serial number 6007F09765. I got up this morning and adjusted my thermostat from 68 to 74, heard it click on and then off. Bumped the heat to 80, again heard it click o… read more
BillyHvac
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I woke up to a cold house this morning but my furnace still
I woke up to a cold house this morning but my furnace still comes on and heats. I changed the thermostat and my house is staying at 72 F even though my thermostat is set to a temporary setting of 82 F… read more
airheatman
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I have an Lennox c33-36b-2f furnace and it will not light
I have an Lennox c33-36b-2f furnace and it will not turn on/light. It has two alternating green lights. It kicked on once and looked like it was trying to light but couldn't.… read more
gotoman for ac
gotoman for ac
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I have a Lennox c33-38b-2f furnace which wont fire up. I
I have a Lennox c33-38b-2f furnace which won't fire up. I know the gas line to the unit is good and providing gas. Unit runs through the fire up sequence for about 3 minutes or so, then gives up. The … read more
hvac-technician
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Hi - I replaced my non-programmable Lennonx 51M32 with a programmable
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BillyHvac
BillyHvac
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I have a lennox C33-438-2F-3 furnace....3 yrs old. There are
I have a lennox C33-438-2F-3 furnace....3 yrs old. There are two alternating flashing lights....per the manual the error is "Watchguard - Burners failed to ignight" or lost flame sense 4 times in one … read more
johnincolorado
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my lennox furnace g51mp series works fine as long thermostat
my lennox furnace g51mp series works fine as long thermostat is set at 68 or below. when raised above 68 it will shut off and show alternating slow flashing lights. i have replaced thermostat, but it … read more
Tom
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I have a Lennox C33 48C 2F heater that will not light. I took
I have a Lennox C33 48C 2F heater that will not light. I took the panel off and see alternating flashing lights when it trys to ignite. Is there anything I may be able to do to fix the problem myself … read more
M Oglesby
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I have a lennox c33-36A-2F which blows but does not provide
I have a lennox c33-36A-2F which blows but does not provide heat. I have a slow Blinking RED indicator light and a Steady green light.… read more
Matthew
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I am working with Lennox furnace model C33-36B-2F. My humidifier
I am working with Lennox furnace model C33-36B-2F. My humidifier filter was not changed for a while. Water was dripping out, so I shut water off over night took filter out and cleaned up in the mornin… read more
gotoman for ac
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Lennox Merit Series (M/N C33-60D-2F-1) @ 6 yrs old.. Furnace
Lennox Merit Series (M/N C33-60D-2F-1) @ 6 yrs old.. Furnace won't kick on for @ 2 hours. Wife called me at work, came home and notice the 2 Green LED lights slowly alternating back & forth. I removed… read more
BillyHvac
BillyHvac
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I have a lennox merit c33-36c-2f. On Sunday, woke up and the
I have a lennox merit c33-36c-2f. On Sunday, woke up and the furnace was not running. Shut it off at the breaker, and turned it back on and it ran til this morning--noticed it was off this afternoon w… read more
BillyHvac
BillyHvac
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I have a Lennox Merit Series Model C33-24A-2F gas furnace.
I have a Lennox Merit Series Model C33-24A-2F gas furnace. Am having sometimes of it not going thru the entire cycle. The ignitor will glow, the burners will ignite, and after a short while it will th… read more
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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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