Ask Experts Questions for FREE Help !
Ask
    camo_man63's Avatar
    camo_man63 Posts: 1, Reputation: 1
    New Member
    		  
    #1

    Jan 24, 2011, 04:35 PM
    I have an armstrong air 80 v furnace. "high limit problems"
    I have replaced the high limit switch, flame sensor and computor board. Right now the only way the furnace will run properly is if I bypass the high limit. Any ideas on what is wrong?
    iklych's Avatar
    iklych Posts: 1, Reputation: 1
    New Member
    		  
    #2

    Feb 5, 2011, 02:35 AM
    Limits are installed for your safety. Don't bypass any of them.
Not your question? Ask your question View similar questions
 

Question Tools Search this Question
Search this Question:

Advanced Search

Add your answer here.


Check out some similar questions!

Armstrong ultra sx-80 furnace problems [ 4 Answers ]

I have an armstrong ultra sx-80 gas furnace my problem is when I turn the unit on it will start up fine when I set it to heat, run for a few minutes then the flame dies. The blower stay on and will not shut off until I unplug the unit. The heat never reaches it's set point. If I wait for about 30...

Armstrong air ultra sx 80e furnace [ 0 Answers ]

The flashing light says "limit switch open". I have cleaned the filters but the light still flashes 4 times. What do I do now?

Where is the high limit switch on a luxaire furnace [ 2 Answers ]

Where is the high limit switch on my luxaire furnace so I can reset it. As soon as it calls for heat the led light flashes red four times and the code is limit switch open. Everything starts up the ventor motor and the blower but there is no flame. I need heat

Armstrong air ultra sx 80 furnace [ 7 Answers ]

I have an Armstrong Air Ultra sx 80 model# GUJ075D10-2B. The furnace has satisfied the call for heat and everything has shut off and waiting for the next call. The problem is on the start-up. When the igniter starts the flame, it is like there is a small build up of gas in the heat exchanger and...

Changing filter in armstrong hot air furnace [ 1 Answers ]

I am a widow and not to good at fixing things. I got a fIlter for my furnace 16x20.But I am not sure how to put it in. The slot is on the upper right side of the horizontal unit. They said they changed it but after pulling it out I know they didn't. The filter looks the same on both sides. Can...

View more questions Search