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So I would like to know how everyone feels about having zoning dampers on a one zone hvac unit..reason I ask Is cause I ran into a few problems with motors going fault as well as the damper motor,...

To doc havoc, I was just asking the question about high amps the opposite of when a compressor draws low amps, just a question, sorry for the confusion

So it's that time of the season here in the northeastern side of the US.. Now I ran into a bad scroll compressor 2.5 ton r22 rated 19amps and drew 6.7amps common and 5.4 start, outdoor temp was 80.....

So we recently have started doing AC checks here in the northeastern side of the US. The way I perform my checks are by wrapping a plastic contractor bag around the entire condensing unit and letting...

This is the Ask Our Pro's forum. In order to post a response here, you must have verified qualifications and have been approved by the AOP Committee. You may ask a question by starting a new thread....

When checking for restricted txv's during AC season, I've been taught to place it in hot water to see if it would open,which is one way of testing, any other recommended methods of testing??..thanks

I feel the same way freonjohn, they shouldn't be allowed on this site with smarta** answer like that

So my understanding is that u can wire a couple of elements to regular heat and then wire all to emergency heat correct?? Which means 2 elements to "w2" and then all to "e" em heat,correct??

During aux heat on a heat pump, how many elements come on if we say its a 15kw pack in conjunction with the heat pump to raise the temp 1 degree??

Thanks guys

I don't have much experience testing dual fuel units during heating checks, how can I by pass the heat pump during mild winter to test the gas furnace??and how do I by pass furnace to test heat pump...

It's the pressure switch I've replaced 4x already this winter season in northern VA pretty much on carriers..also have a magnihilix to test it while running to see what the pressure are

While we're on the topic of dual fuel units, I went to a 5 ton oil furnace/ 5 ton heat pump dual fuel call some time ago,complaint was the breaker would trip about once or twice during the day....

What's the purpose of the potential relay and how does it work on the hard start kit??and is it also recommended on r410a units with txv's??

Well I went back to this call earlier today and double checked all my ground connections. i removed one that was connected to the frame of the transformer and placed it with the rest of the ground...

Im going to double check the manual again to see what refrigerants it detects again

Thanks for the info

What did you do as a repair

Would i have to disconnect any neutral wires or just test to a OPEn neutral terminal?

I have the same one, it goes off when u expose it to a jog Of 410, But when i actually look for a 410 during a service call it rarely goes off even After i replaced the tip, how old is yours,ive had...

Thanks bro

I did check for gas pressure and was 3.5"wc. Next i removed all burners and cleaned them out. After all this, still had same symptoms. What should i do next guys

I did check the pressure for any debris and was clean, i did put My probes on the sensor and the wire that connects to the board to get a 2.2ua.. I did call one Of My senior tech and he told me to...

What electronic leak detector would you guys recommend for r410a

2.2