Charge Refrigerant into Machine

CAUTION ! CAUTION

The transfer, addition, or removal of refrigerant in spring isolated machines may place severe stress on external piping if springs have not been blocked in both up and down directions.

The standard 19XL machine will have the refrigerant already charged in the vessels. The

19XL may be ordered with a nitrogen holding charge of 15 psig (103 kPa). Evacuate the entire machine, and charge machine from refrigerant cylinders.

19XL Machine Equalization without Pumpout Unit

WARNING ! WARNING

When equalizing refrigerant pressure on the 19XL machine after service work or during the initial machine start-up,do not use the discharge isolation valve to equalize. The motor cooling isolation valve or charging hose (connected between pumpout valves on top of cooler and condenser) is to be used as the equalization valve.

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Carrier PC211 specifications Charge Refrigerant into Machine, 19XL Machine Equalization without Pumpout Unit