Goodman Furnace Troubleshooting 4 Blinking Lights

Induction motor was running non s.

Goodman furnace troubleshooting 4 blinking lights.

Check and clean filters tighten wiring and check the flue for blockages. Translate four led flashes to mean your furnace has a primary limit circuit open possibly from loose wiring or blocked filters. The repair clinic troubleshooting system allows you to choose from a list of symptoms your furnace may be experiencing. Came home to a cold house blowing cold air.

Step 1 turn off the goodman furnace and examine the power cord to ensure the cord is plugged into an outlet with at least 115 volts power. Interpret five led flashes to mean your goodman furnace senses a flame without a call for heat. Then if you enter your model number into the search field we ll show you which hvac parts are recommended to solve your goodman furnace problem. High limits and you.

I m not a tech and just some diy on how to trouble shoot a faulty limit switch. I ve got a brand new goodman gas furnace that when it was installed and turned on for the first time turned on the inducer motor for about 10 seconds and then starts flashing the red light 4 times fol read more. If the light is blinking six times rapidly pausing and then repeating troubleshooting is needed to figure out what is causing the problem and how to resolve the situation. A high limit switch protects the furnace against overheating and damage it s located in the output duct or plenum of the furnace and turns the furnace off if things get too hot up there the usual cause of a high limit trip is inadequate airflow in your case because an apparently faulty connection was causing the fan to not run.