Amana PTH123B25AJ Heat Pump Air Conditioner "charge ptac" Questions

charging a ptac im tring to charge a ptac unit should i do it by superheat or by label on the unit? Either or, they both are the same ends but different routes..

ptac units that unit to be seviced and charged should charge them by superheat or subcool on what on the label or charge them up until i get a 40 degree evaporator coil? Full service both coils first

...PTAC is under charge, if the air filter is clean and the evaporator is also clean together with the blower. Check the freon charge and refill if suction pressure is below 50psi and discharge is below ...

Ihave 50 ge ptac units that only the middle of evap.is getting cold ONLY THE MIDDLE of the evap.is getting. low pressure is pegging the needle short of gas. Check for leak and arrest it. Then vacum ...

...charge a AMANA Ptac with R22 freon I have an AMANA PTAC and the thing runs, but does not get as cold as it did before. I beleive that it may be low on freon. I want to charge it, But how do i know ...

charge because it doesn't have any place to connect the hoses too. Any help would be appreciated. PTAC temp drop should be 20 to 25 degrees across the coil. They never put a service tap on these units

...charge on ptac Factory charge in lbs Factory charge and refrigerant type are on the placard of the condensing unit. The problems with forum sites is people want to tell you to get a professional and ...

...charge using clamp ammeter,this should be done by ac technician.have a nice day rate me up,thank's i work as a maintenance directo at comunity with 96 ptac units and this is a very comun problem. ...

Ihave 50 ge zoneline ptac units.only the middle of the evap. is sweating.low pressure is read ing in ****** only the middle of evap.is getting cold.will not sweat out all the way.low pressure is in **

i have 200 amana ptacv that wont sweat out but halfway the evaporator wont sweat out but only 3 inches Short of gas. Find the leak and arrest it. Then vacum and do gas charging.