How JustAnswer Works:
  • Ask an Expert
    Experts are full of valuable knowledge and are ready to help with any question. Credentials confirmed by a Fortune 500 verification firm.
  • Get a Professional Answer
    Via email, text message, or notification as you wait on our site.
    Ask follow up questions if you need to.
  • 100% Satisfaction Guarantee
    Rate the answer you receive.
Ask HVAC Guru Your Own Question
Category: HVAC
Satisfied Customers: 14800
Experience:  15yrs in the HVAC industry with certificates and degrees.
Type Your HVAC Question Here...
HVAC Guru is online now
A new question is answered every 9 seconds

I just replaced goodman furnace but dont turn on, not light

Customer Question

I just replaced goodman furnace but dont turn on, not light not Noise . The Power is fine because the old work fine . I press the dooor switch
Submitted: 1 year ago.
Category: HVAC
Expert:  HVAC Guru replied 1 year ago.

Hello and thanks for using this service, if you have been waiting do not worry or get upset I am just one of the techs on here and I try to get to as many customers as I can and I just picked up your question now. Please give me time to respond as typing, researching and adding links takes me time to do so please be patient and often I will ask you questions to narrow down the issue to get is diagnosed correctly.

Are there any lights on the board lit up?

Customer: replied 1 year ago.
Not lights
Customer: replied 1 year ago.
No light
Expert:  HVAC Guru replied 1 year ago.

Ok if there are no leds check you power to the unit again. You have a switch off or lost your low voltage supply...check the slot fuse on the furnace board..maybe it is blown...this is a power issue for sure. Let me know what you find.

We are on the honor system for our time, all I ask is please rate my service using the STAR RATING SYSTEM at the top of your page before you leave. If you are not happy with the service please let me know before leaving a negative rating. This is the only way I am paid or credited through the site for my time. This will also allow you to get directly back to me for FREE follow up questions and tips are greatly appreciated! Thanks

Customer: replied 1 year ago.
I tryed direct with out Of Power switch and dont work ,fuse is fine
Expert:  HVAC Guru replied 1 year ago.

OK do you have a volt meter?

Customer: replied 1 year ago.
I have one somewhere but i have to find it. I will check the voltage
Expert:  HVAC Guru replied 1 year ago.

Ok you need to see if you have 120 to the unit and if you have 24 volts between the R and C on the board