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2) Remove the panels.
3) Recover the refrigerant and store it in an approved container.
4) Remove the terminal cover on the compressor and disconnect the compressor wiring.
5) Remove the hold-down bolts, washers and rubber grommets.
6) Remove the discharge and suction pipes.
7) Remove the compressor. Unpack the new compressor package.
8) Attach the rubber grommets of the prior compressor.
9) Place the compressor in position and secure it using the bolts and washers.
10) Remove the drier, then place the new drier in position.
11) Remove the plugs from the suction, discharge and process pipes.
12) Braze all fittings while purging with nitrogen gas flowing at a pressure of 3 to 4 PSIG.
13) Check for leaks using nitrogen gas (140 PSIG) and soap bubbles.
14) 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.
15) Connect the terminals and replace the terminal cover in its correct position.
16) Replace the panels in their correct positions.
17) Turn on the power supply.
D. Removal and Replacement of Drier
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 drier, then place the new drier in position. Install the new drier with the
arrow on the drier in the direction of the refrigerant flow.
5) Braze all fittings while purging with nitrogen gas flowing at a pressure of 3 to 4 PSIG.
6) Check for leaks using nitrogen gas (140 PSIG) and soap bubbles.
7) 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.
8) Replace the panels in their correct positions.
9) Turn on the power supply.