mine can be negative 10
Low pressure pipes are typically found in the refrigerant system of central air conditioning units. These pipes carry refrigerant in its low pressure state from the evaporator coil to the compressor for the refrigeration cycle. Therefore, a large pipe in a central air conditioning system could indeed be a low pressure refrigerant pipe.
Your low on freon, pick some up and have a mechanic put it in for you!
Possible reasons for an air conditioner not cooling could include low refrigerant levels, a dirty air filter, a malfunctioning thermostat, or issues with the compressor. It is best to contact a professional HVAC technician to diagnose and resolve the problem.
There is an airflow restriction across the evaporator, or no airlow at all. This coil could need cleaning, or your fan motor does not work, or you are low on freon.
Could be a number of reasons for this condition. I would check the coolant level. A low coolant level could cause your heater to blow cold air when the engine is warm. Is the engine warm? If the engine is fluctuating temp it could be a faulty thermostat. Hope this helps.
It's on the high side.
You can recharge your 2004 Lincoln LS from the low pressure port. The low pressure port can be found on the top of the air conditioning compressor.
A can of freon with the hose and valve connected to the low pressure of the air condition system and squeeze
A couple reason,s. First check fuses,2nd turn air condition on open hood and see if air condition clutch is engaging,3rd, it just may be a liitle low on Refridgerent, . All Automobile air Conditiong systems have a low Refregent cut-off swith.
air condition
Its located on the accumulator which is attached to the evaporator that is on the passengers side firewall.........
The OBDII error code of P0299 is a generic for a low boost condition. This could mean a turbo charger and or air induction system problems.