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IMPORTANT
Always install a new Drier every time the sealed refrigeration system is
opened. Do not replace the Drier until after all other repair or replacement has
been made.
1) Turn off the power supply.
2) Remove the panels.
3) Recover the refrigerant and store it in an approved container.
4) Remove the screw and the Solenoid.
5) Disconnect the Hot Gas Valve or Line Valve using brazing equipment.
6) Install the new valve.
CAUTION
Always protect the valve body by using a damp cloth to prevent the valve from
overheating. Do not braze with the valve body exceeding 250°F.
7) Install the new Drier.
8) Check for leaks using nitrogen gas (140 PSIG) and soap bubbles.
9) Evacuate the system, and charge it with refrigerant. For air-cooled and water-
cooled models, see the Nameplate for the required refrigerant charge. For remote
air-cooled models, see the Charge Label in the machine compartment.
6. REMOVAL AND REPLACEMENT OF HOT GAS VALVE AND
LINE VALVE
IMPORTANT
Always use a copper tube of the same diameter and length when replacing
the hot gas lines; otherwise the performance may be reduced.
12) Replace the panels in their correct positions.
13) Turn on the power supply.