to find lo pressure recharge valve: 1. Locate transmission oil fill tube handle on engine risht side 2. Valve is about 2 inches up and 3 inches towards firewall from this handle on the accumulator; under and behind a few wiring harness connections. Don't give up...It is there. It is well camouflaged!
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Answer
R12 Low Side 7/16 in. threadedß----------à R134 Low Side 13mm Quick-disconnect
R12 High Side 3/8 in. threadedß----------à R134A High Side 16mm Quick-disconnect
its under the truck by the compressor
I need a diagram on where is the low pressure valve on a 1999 expedition
relieve the pressure off the high pressure side
Its on your Accumulator (passenger side near the firewall). You can get a drawing of the AC system from the link below. Click on the Find your cars low side port and just follow the steps.
The low pressure air conditioner port can be found on the top of the air conditioner compressor. The low pressure port should be labeled as such.
You can find the low pressure valve for your 1994 Pontiac Transport on the top of the air conditioner compressor. The low pressure valve will have a blue top.
The low side is located on the cannister mounted to the fire wall on the passenger side of the truck. Look under the wires and you find it there.The way I found it was to run my hand along the passenger side valve cover with the back of my hand facing the cover. My fingers kept reaching outboard and upward, until I encountered the cap. Unscrewing the cap gave me a reassuring "psst" letting me know I was letting off the residual coolant leakage from the Schrader valve.
The low side air conditioner pressure valve is located on the top of the accumulator of the Ford Focus 2005. This is located in the front of the passenger wheel near the bumper.
The low pressure charge port is located on the dryer housing. It is located on the left side of the motor mounted to the firewall below the power dist panel. It will have a plastic cover that unscrews exposing the port. Be sure to reinstall the cover after charging is complete.
solenoid valve function is to hold or handle the flow of gas or liquid pressure
My 1997 Grand AM low pressure valve is on the air conditioner. I had to access it from the under the car. It has a blue cap on it. IF your looking from the top of the engine you can see it on the right side of the air conditioner.
The low pressure valve is on the side of the accumulator-drier bottle. It is on the passenger side of the firewall.
The 1997 Plymouth Voyager low pressure valve is located on the bottom of the air conditioner compressor. The low pressure valve has a hose connected to it.