WebA bad check valve on an air conditioner, heat pump or similar HVACR equipment can show up as abnormally low or abnormally high suction line pressures, or as abnormally low or high superheat. Experts suggest using an IR heat gun or similar tempeature measuring tool to check the tempeature of the refrigerant line on each side of the valve. WebYour A/C system has a hot, high-pressure side, starting at the discharge valve of the compressor and moving through the condenser and the dryer. Once the refrigerant …
AC Low Side Pressure Too High – Causes & Repair Costs
WebJul 12, 2013 · Normal readings on high and low side with AC OFF (static pressure) – Depends on outside temperature, but normally is between 80-105 PSI Normal low side … WebJan 8, 2016 · Usually a bad or failing AC expansion valve or orifice tube will produce a few symptoms that can alert the driver of a potential issue. 1. AC system performing worse than usual and blowing warm air One of the … bryan babat evercore
How to Diagnose Your Car
WebJan 26, 2016 · Reason 1: High pressure. The air conditioning system is filled with high pressure refrigerant, and can operate at over 200 psi, which can be very dangerous. Reason 2: High temperature. Parts of the AC … WebFeb 23, 2012 · Put the switch on defrost and make sure the A/C button or light in the car is on and crank it up to high. If the compressor isn’t running the hi/low sides should be about the same, probably in the neighborhood of 120psi Although, I’m not sure what you’ll accomplish with a loaner set of gauges. WebMay 4, 2006 · What that means is the high side will be HOT right up to the O tube, and then turn very cold as it leaves the O tube..So, your high side line "will be cold" after the O tube. Your car also uses a V5 compressor (variable displacement) They will run on 40% or lower of the factory charge. bryan azevedo for mayor