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You will add the R-134a thru your low side port. You will need a gauge to check the PSI level when filling. (You do not need the Manifold gauge set). There are a lot of all in one products you can purchase that have the R-134a and oil included in them. Some will even come with a reusable gauge.
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When pressurizing a refrigeration system with nitrogen what rule should you always follow?
charge through a pressure regulator
When pressurizing a refrigeration system with nitrogen what rule should always follow?
charge through a pressure regulator
Pressure in a refrigeration system is changed where?
pressure in a refrigeration system is changed in the
Why COP is used for evaluation of compression refrigeration system but not absorption refrigeration system?
cause its a gas
Where the refrigeration changes in a refrigeration system?
at the metering device before the evaporator
How do you determine when enough vapor has entered the refrigeration system before you charge refrigerant liquid?
When the refrigerant saturation temperature increases to 36 degrees F.
What does the evaporator do in the refrigeration system?
An evaporator in a refrigeration system works by passing warm air over it's coils.
What do you check before you charge the refrigeration unit?
that theres a vacuum on it
What determines the pressure on the low pressure side of a refrigeration system?
the boiling point of refrigerant in a refrigeration or air conditioning system determines the pressure of the low side of the system
Where is the Expansion device on a refrigeration system?
on the bottom
Name two problems a refrigeration system may have?
Two problems that a refrigeration system could have are compressor problems or a lack of or loss of refrigerant gas.
How do you add freon to an upright freezer and how much?
You don't. To charge any refrigeration system you must be EPA certified, both to buy the refrigerant and to use it. Call a appliance repair company.
