Yes I am in house maintenance guy. I went to HVAC school worked for three differnt companys in install tryin to work my way to service. Then took a possition as heat and air guy on facility...
Type: Posts; User: garytulsa
Yes I am in house maintenance guy. I went to HVAC school worked for three differnt companys in install tryin to work my way to service. Then took a possition as heat and air guy on facility...
Oh thought I would clarify a few. When the unit first went off on my watch. I looked for a call for cooling had 24v to Y1 & Y2. Checked for 24v to relay, good. Checked for line voltage to contactor...
ok thank you everybody who gave me advise! I found the problem it was going off on CLO. I jumpered and the contactors sucked in put my gauges on and wow high pressure. The hvac tech before me must...
i have 27v from step down transformer also at relay coil and contactor coil. Thank you all for pointing me in a good direction come monday i'll get back on the roof and see what happens. Again thank...
Not tryin to teach anything dave. I will recheck the components mentioned. Thank you for everyones help. It almost seems like weak magnets but on all three contactors? And the issue is not constant....
I have 3 contactors and all of them are not fully engaging. I did ohm out the contactor coils and they tested good. I am getting good voltage at the relay. I didnt ohm out its coil. Today it ran...
i have high voltage and good low voltage to contactor and its not just one contactor its both compressors and outdoor fan contactor
Can anyone help with this one? I have this 12 ton carrier package unit that has a call for cooling but compressors arent running or outdoor fans. I got voltage but contactors are not engaging. I was...