Peterbilt Ac Compressor Won't Turn On at Edward Stenhouse blog

Peterbilt Ac Compressor Won't Turn On. I confirmed with a test. When i flip the a/c switch on the dash the a/c relay contacts engage. I replaced a line, the orifice tube, compressor,. If you have power at pressure. Be sure to check all of your fuses. Thoroughly inspect the wiring and connector pins going to the pressure switches on your high side and low side. Everything in the control circuit is working fine. Power is at switch on dashboard, but can't trace power past switch. Turn the thermostat off and on with the meter or test light in the clutch wire, that will tell the tale. There may be an issue with the pressure switch. Check for a faulty pressure switch, low refrigerant charge, or harness or connector problem. My a/c compressor clutch won't engage. Check the fuse panel label to see which one is the clutch relay, if no label then feel the relays to see which one is clicking when. No power to ac compressor. I've been trying to figure out the ac on a 2000 peterbilt 379 lately and have hit a wall.

If the pressure is too low the a/c controller won't turn the compressor on. If you have power at pressure. I replaced a line, the orifice tube, compressor,. This is likely what you will find is your problem here. When i flip the a/c switch on the dash the a/c relay contacts engage. I've been trying to figure out the ac on a 2000 peterbilt 379 lately and have hit a wall. There may be an issue with the pressure switch. Thoroughly inspect the wiring and connector pins going to the pressure switches on your high side and low side. Turn the thermostat off and on with the meter or test light in the clutch wire, that will tell the tale. No power to ac compressor.

New A/C Compressor for Peterbilt Replaces 2038777 8080569 eBay

Peterbilt Ac Compressor Won't Turn On I confirmed with a test. Be sure to check all of your fuses. I replaced a line, the orifice tube, compressor,. When i flip the a/c switch on the dash the a/c relay contacts engage. This is likely what you will find is your problem here. My a/c compressor clutch won't engage. I confirmed with a test. Check the fuse panel label to see which one is the clutch relay, if no label then feel the relays to see which one is clicking when. Check for a faulty pressure switch, low refrigerant charge, or harness or connector problem. No power to ac compressor. Thoroughly inspect the wiring and connector pins going to the pressure switches on your high side and low side. Turn the thermostat off and on with the meter or test light in the clutch wire, that will tell the tale. If you have power at pressure. If the pressure is too low the a/c controller won't turn the compressor on. I've been trying to figure out the ac on a 2000 peterbilt 379 lately and have hit a wall. Everything in the control circuit is working fine.