Ask Experts Questions for FREE Help !
Ask
    the wonderer's Avatar
    the wonderer Posts: 4, Reputation: 1
    New Member
    		  
    #1

    Jan 11, 2010, 01:39 PM
    Smartvalve for tempstar sp80
    How can I test my flame sensor to see if it is bad?
    wmproop's Avatar
    wmproop Posts: 3,749, Reputation: 91
    Ultra Member
    		  
    #2

    Jan 11, 2010, 02:27 PM
    Take it off,clean it with steel wool or sandpaper,, usually does the trick
    KISS's Avatar
    KISS Posts: 12,510, Reputation: 839
    Uber Member
    		  
    #3

    Jan 11, 2010, 02:40 PM

    Testing is done with a DC micoammeter inserted in circuit. Nominal value is about 6 uA.

    Agree with Sandpaper.
    hvac1000's Avatar
    hvac1000 Posts: 14,540, Reputation: 435
    Heating & Air Conditioning Expert
    		  
    #4

    Jan 11, 2010, 02:51 PM
    test like this but to the valves/flame sensor value.
    Attached Images
  1. File Type: pdf Doc1.pdf (42.4 KB, 135 views)
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!

Tempstar sp80 [ 3 Answers ]

My tempstar sp80, maybe 15 years old, blasts with flame a few times before running. What's going on?

Tempstar SP80 w/SV9500. No pilot. [ 7 Answers ]

Woke up a little frosty this morning. Furnace is blowing, but no heat. I pulled the top cover on the SP80 and witnessed the startup sequence. I see no glow from the smart valve ignoter/flame rod assembly (Q3400) and the pilot never lights. The small motor/fan that gets air flow going is running,...

Smartvalve gas control [ 10 Answers ]

Our heater has been blowing out hot air sometimes and then cold air at other times for about a month now. Las week my mother called the people who had installed the furnace to check it out. They did some maintenaince on it and it blew out warm air for aporx. 6 cycles... Then went on to blow out...

Age of Tempstar SP80 [ 1 Answers ]

I own a condo that I am selling. Showed it tonight and the potential buyers asked how old the unit was. It is a Tempstar SP80 but I have crawled all around the unit looking for a plate with a serial or date. Cannot find one. Does anybody know the date range that this model was made so I can at...

New smartvalve SV9501M 2528 (contact Problems) [ 2 Answers ]

My new smartvalve is only 2 month old! It replaces the SV9500M 2674 that had problems with the 4-plug contacts. With this new one I now have the following problem; the valve will not open. I check the safety switches, voltage at the smartvalve etc.. Everything seems OK! I then noticed...

View more questions Search