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  1. HVAC
    Yesterday I needed to install a light fixture so I turned the breaker off, installed it, and flipped the breaker back on. Since then my central air unit will not run. Today I tried flipping all the breakers again, and still nothing. Any tips?
  2. HVAC
    I heard that if you do not mind interruptions to your A/C unit, you do not need to pay around $100 for annual service. Is that true? Or will something bad happen if I do not get annual maintenance for my A/C unit?
  3. HVAC
    I have a Trane heating/air system. It's not new but not old. Sits in a clean equipment room. During a filter change for the system, I noticed a bluish-green trace coming out of the sheet metal above the furnace (updraft model) and this bluish-green trace appears to have been something leaking...
  4. General DIY Discussions
    My central AC unit tried to cycle on, and immediately made a very loud pop and turned off. (I have an inside part and outside part to the AC unit) The inside part made the loud pop and the switch was flipped to off in it, and the breaker also flipped to off. I did open the inside box up. I...
  5. HVAC
    Last night, there was a big whoosh sound in my house followed by a good amount of smoke. Even an orange glow was observed through the vent right behind my Central AC air handler. It has new fans inside and out, but is a very old unit. I observed smoke coming out from a small pipe near the...
  6. HVAC
    I'm trying to figure out the cfm rating for a central air unit fan. this unit was given to me and has no paperwork. There is no manufacturer printed but i have a model of B20-36 also a b/m number 8041-1-3a it is 6.3 amps and 1/3 hp. the output is about 14x 11 3/4 what i believe is called a...
  7. HVAC
    I have 200 Amp service, and just recently started running into this problem. The house has it's original 200 Amp breaker, and was built in '79. When my wife is running both the clothes washer and electric dryer, and the central A/C kicks on, it trips the main. It has never tripped it's own...
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