Gm Ac Compressor High Pressure Switch

The low pressure switch is designed to shut the compressor down if the pressure becomes to low or the evaporator freezes.

Gm ac compressor high pressure switch.

Global parts 1711334 a c compressor cut off switch 4 4. Item 220 422 low pressure switch compressor mounted. One that would fit the back of the compressor and one that would fit the supply line on the system. Item 220 420 gm harrison compressor switch black.

Agricultural air conditioning air conditioning parts and supplies condensers evaporator radiator blower switches. Https amzn to 2wnjoeh hey guys so have you. Refrigerant does not wear out or evaporate. Acdelco 15 2962 gm original equipment air conditioning clutch cycling switch 4 7 out of 5 stars 123.

Acdelco 15 5378 gm original equipment air conditioning orifice tube 6 63. Checker has two different hi pressure switches. This switch is crucial for proper a c performance. Signs of a failing a c pressure switch include your a c being unable.

Only leaking air conditioning systems have low refrigerant levels. An automotive air conditioner s pressure switch cycles the vehicle s compressor on and off when the refrigerant pressure falls below an acceptable level. According to the gm schematic from the dealer for a 98 this should be the high pressure switch. High pressure switch normally closed closes 245 psi.

Acdelco 15 5687 gm original equipment air conditioning compressor high pressure cut off switch 4 4 out of 5 stars 43. When the pressure and temperature are too low the compressor is switched off. The a c pressure switch is mounted on both the high and low sides of your a c. A high and low pressure switch.

The high pressure switch is designed to shut down the compressor if the line pressure gets dangerously high. The chevrolet truck uses two air conditioning pressure switches. Most of the time it was just a high pressure switch which is a closed switch unless the pressure in the system goes above a set point where it opens the circuit and causes the compressor s clutch to disengage. Acdelco 15 5687 gm original equipment air conditioning compressor high pressure cut off switch 20 93.

On the older compressors some did have a switch in the backside sometimes 2. The switch turns the compressor clutch field coil off and on. When the pressure in your a c rises or lowers too much this switch turns off the compressor to protect it and the rest of the system from damage. This line is also switched with the ac button on the dash.

This will usually happen when a condenser fan fails.