You will want to use the low pressure side, cap is marked with an L
Usually there is a leak somewhere in the system.
The 1990 Mitsubishi does not have an air conditioning recharge line. The vehicle has an air conditioning recharge port. You can recharge your air conditioning system through the low pressure port on the air conditioning compressor.
Air conditioning system has a Freon capacity of five pounds. Most air conditioning recharge kits will tell you when the system is completely charged.
does the fan work? is the system charged with the refrigerant?
The 2003 Chevrolet trailblazer air conditioning line can be found on the air conditioning compressor. The line goes from the compressor to the firewall. The line will go through the firewall to the air conditioner core.
On the line right at the compressor.
Contact the company which installed your air conditioning system. From there, request to have a service man come out and check that your air conditioning system is functioning properly.
no..
The air conditioning recharge valve on the 2003 Ford Explorer 4.6 is located on the low pressure side of the air conditioning system. Located on the line coming from the accumulator to the compressor is the recharge valve.
That would be the large diameter line
A typical automotive ac system in good working order doesn't need to be "reset". It should operate once it has been charged. Something else may be wrong if it is not working.
A manual air conditioning system is one where you can turn it off and on when you want and control the temperature at which it is set.