I've never heard of jump starting an a/c compressor. It's driven by a belt and not electricity.
The ac compressorThe ac compressor
DISCONECT THE BATTERIE CABLE FOR 10 MINUTES ,AFTER YOU RECONNECT THE BATTERI YOU CAN CHARGE THE AC. COMPRESSOR
does it jump or fall? when you turn the ac on theac compressor engages. the ac wheel is always turning when the engine is started but when the ac is on the clutch plates in the wheel engage and the inside of the ac compressor turns an yata yata u get cold air. when the clutch plates engage the engine has to work a little harder to run the ac so the rpms change, and you mpg usually does to.
it's near the accumilator. Jump the wire connector with a paperclip to activate the compressor.
Unplug the low side pressure sensor and run a jumper wire between the two terminals.
jump a hot wire downt to it with it running with gauges on it and read the readings.
Jump the compressor relay next to the fuse panel under the hood. Pull the relay out and use a piece of wire to jump the contacts. Compressor will engage, with the engine running fill with your 134a.
To change the ac compressor you will have to first remove the old Freon. This needs to be reclaimed with a special machine. take care that the pressure is removed from the system before the hoses are removed.
It is on the top of the ac compressor.It is on the top of the ac compressor.
chevrolet and other GM use the HR100T AC compressor
Location ac compressor relay 940 volvo