...freezer. r-404a freon, cap tube system.what is normal pressures thanx steve Normal operating pressures will change as the freezer reaches the selected temperatures on the inside. Normals of minus 14 ...
...Freezer R404A Room Under 80 degrees F Box at -10 degrees F The pressures depend, somewhat, on the expansion device,i.e. a TXV or Cap Tube. Take a pressure reading, then convert it to a temperature. ...
...freezer using 404 refrigerant I'll try to give you the "Readers Digest" version. First, make sure there is no ice build up on the evap. Light frost is O.K. as long as it does not effect air flow. ...
...freezer like dispaly case, reach in cabinet or other any low temp refrigeration uses 502 or408A/404a. is there any rule of thumb to make it easy to remember those important parameters or formula in ...
...Freezer was at 20degrees when I arrived. Top of compressor was hot, pulled top off evaporator and coil was only frosted about half way across the top and half way down the front side where the Cap ...
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...freezer that uses 404A refrigerant Generally, low side is around 20-25 PSI and High side is about 235-250 when unit is close to operating temp. Expansion device effects this to some degree such as a ...
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