...runs the "low pressure" side of the system drops in pressure. When it gets to a certain pressure the switch opens, shutting the compressor off. As the pressure now rises the switch closes and the ...
...few seconds. Low side goes to zero (and even negative pressure indicated), high side now getting close to 150. Added more R134a until high side pressure relief valve started venting. Low side still ...
...side. Ordered a new one, but now the ac blows hot. Once in a while it will blow cool, then it will wam up and the compressor clicks rapidly over nd over. Are the two related or am I looking at two ...
...few minutes shuts off and will not cycle back on. I have by-passed the low cutout and High pressure cutout switches and still does not come back on. After the truck sits awhile, turn it on and the ac ...
few minutes to allow the air to cool. Double check the controls to make sure the correct buttons are selected. This may seem simplistic, but human error could be to blame.2Adjust the climate controls.
...side is high enough. After the compressor runs for a few minutes, this causes the low pressure side to drop below operating range and the low psi safety switch turns off the AC system. Once it has ...
kicks on. The gage will also show about the same reading on the first start of the day, until the thermostat opens. If the fan(s) are not working properly the A/C air and engine temperature will rise.
kicks on ok, does your cooling fan at the radiator kick on also? May need to run the engine a few minutes to verify that. If so and you are reading a full charge at the low pressure port at this time,
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