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Phil
Phil, Mechanical Engineer
Category: HVAC
Satisfied Customers: 5648
Experience:  Retired HVAC/ Electrical & Boiler contractor. Industrial
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Have carrier gas furnace model 58sg080220 1977 age have

Customer Question

have carrier gas furnace model 58sg080220 1977 age have burner ,fan limit switich
JA: Did you double-check the thermostat? And what about the pilot light?
Customer: thermostat works have pilot
JA: Do you plan on doing the work yourself?
Customer: yes
JA: Anything else we should know to help you best?
Customer: had fan tested all speeds works
Submitted: 1 month ago.
Category: HVAC
Expert:  HVAC Guru replied 1 month ago.

Hello, one minute while I get some information together.

Expert:  HVAC Guru replied 1 month ago.

Hello and thanks for using this service! If you are a JA Member I would like to personally thank you and welcome you back! I am HVAC Guru an extremely experienced tech on the site and I try to get to as many customers as I can. NOTE it takes time for me to type research and add links so please wait for me to respond back I can only do this so fast. Secondly, I do not know your skill level so please try and let me know if I am going beyond your knowledge or comfort zone thanks! I strive for a 5 star rating from everyone especially our JA members.

What issue are you having?

Customer: replied 1 month ago.
have pilot ,have burner ,fan limit switch is working no fan ,burner go out
Customer: replied 1 month ago.
I Didn't get your answer on phone just cell phone
Expert:  HVAC Guru replied 1 month ago.

Are you sure the fan limit switch is working?

Customer: replied 1 month ago.
new one
Expert:  HVAC Guru replied 1 month ago.

OK how long does the burner stay on?

Customer: replied 1 month ago.
about 2.5 mins
Expert:  HVAC Guru replied 1 month ago.

If you manually jump out the fan limit does the blower come on?

Customer: replied 1 month ago.
I see fan limit 3 time
Customer: replied 1 month ago.
i see fan limit move 3 time
Expert:  HVAC Guru replied 1 month ago.

Can you jump it out and see if the fan actually comes on you may have a fan issue.

Customer: replied 1 month ago.
A tech check the fan all 3 speeds are working
Expert:  HVAC Guru replied 1 month ago.

Do you see the wiring diagram on the unit?