What are Poa valves and what are they used for?
What are Poa valves and what are they used for?
About POA Valves. Pilot Operated Absolute (POA) Valves are the Suction Valves that were used on most mid 60’s to mid 70’s GM vehicle air conditioning systems and on some 70’s Ford systems. All air conditioning systems have something built into the system to prevent the.
What does Poa stand for in air conditioning?
POA Valve Q and A. vintage auto air conditioning systems in most mid 1960’s to mid 1970’s GM vehicles and some 1970’s Fords include a POA valve. POA – an abbreviation for Pilot Operated Absolute – valves are suction valves used to prevent the AC system’s evaporator from getting so cold that it freezes.
What does pilot operated Absolute ( Poa ) valve do?
Pilot Operated Absolute (POA) Valves are the Suction Valves that were used on most mid 60’s to mid 70’s GM vehicle air conditioning systems and on some 70’s Ford systems. What does a POA Valve do? Evaporator from getting so cold that it freezes.
What to do if your Poa valve is failing?
Suspect that your POA Valve may be failing… Depending on the model used in your vehicle, Classic Auto Air may be able to rebuild your POA valve. If your vintage auto air conditioning system’s POA model can’t be rebuilt, we may be able to recondition yours or offer an NOS replacement.
What kind of air conditioner has a PoA valve?
In some air conditioning systems, this function is handled by a thermostat. In most mid 60’s to mid 70’s GM vehicle air conditioning systems and on some 70’s Ford systems a POA valve was used. Frigidaire and Delco were the primary manufacturers of these valves.
Pilot Operated Absolute (POA) Valves are the Suction Valves that were used on most mid 60’s to mid 70’s GM vehicle air conditioning systems and on some 70’s Ford systems. What does a POA Valve do? Evaporator from getting so cold that it freezes.
What was the POA valve used for in the 70’s?
In most mid 60’s to mid 70’s GM vehicle air conditioning systems and on some 70’s Ford systems a POA valve was used. Frigidaire and Delco were the primary manufacturers of these valves.
What happens when a PoA valve is failing?
A POA Valve will generally fail in the open position, letting high pressure vapor into what should be the low pressure side of the A/C system. If the POA Valve is failing, you’ll have little or no cold air coming out the vents when the air condition system is operating and the high side reading will be normal but the low side reading will be high.
