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    sledhed98's Avatar
    sledhed98 Posts: 1, Reputation: 1
    New Member
    		  
    #1

    Feb 6, 2010, 12:35 PM
    Miller cmf 80 gets very hot in cabinet sets of limit turns burner off and on with in
    Burner comes on, heats up fan limit turns blower on, after a few seconds burner shuts off for a few seconds comes back on the whoile time blower is running the fan limit seems to be working fine but tinside the cabint it is very hot so I think the overheat limit swith is either bad or it is doing what it is supposed to do and why so hot in the cabinet area
    hvac1000's Avatar
    hvac1000 Posts: 14,540, Reputation: 435
    Heating & Air Conditioning Expert
    		  
    #2

    Feb 6, 2010, 05:09 PM
    Open all registers and make sure the air filter is clean for starters.
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