We speak HVAC so you don't have to
CONNECT with us!

our tools and detailed reports
can help you choose the best
furnace, boiler, heat pump or
central air conditioner.

See all questions

Blinking LED light is 3 red flashes

Post created: 2013-01-26 Type of Equipment: Furnace Views: 122

This question was created on the page: https://www.furnacecompare.com/furnaces/york/diamond-90.html.

The system tries to run and after 3 unsuccessful attempts, it goes to sleep for an hour before it attempts to run again. If we turn on our gas fireplace during the hour, the system always seems to relight.

Your Answer

Copyright 2002 - 2016 furnacecompare.com