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VIII. COMPRESSOR
VIII. a-COMPRESSOR:
Disconnect the electrical power to the
machine and follow lockout/tag out procedures.
This procedure requires the use of re-
frigerants, be certain the work area is well ventilated.
Safety goggles and gloves shall be worn since refrig-
erants may cause burns to the skin.
NOTE: Compressor models will vary with each cabinet
model, but the basic removal instructions can be fol-
lowed.
Step 1: Recover the refrigerant in the system following
the current EPA Guidelines for refrigerant recovery.
NOTE: The use of reclaiming equipment is required.
Step 2: Remove the compressor junction box cover.
Step 3: Disconnect all wire leads coming into the junc-
tion box.
Step 4: Disconnect the discharge and suction lines to
the compressor (see Illustration VII. 1).
Step 5: Remove the compressor which is secured by
either four (4) nuts or pins.
Step 6: Install the new compressor and connect the
input and output lines.
Step 7: Connect the lead wires at the junction box.
Step 8: Install a new drier.
Step 9: Charge the refrigeration system as outlined
under “CHARGING SYSTEM” in “SERVICE PROCE-
DURES AND ADJUSTMENTS.”
Step 10: Reconnect power to the unit.
Step 11: Reset the microprocessor control defrost
time settings to the correct time of day.
-6-
Illustration VII. 1