Refrigeration Service Operations
49
Engine Driven Compressor
Removal
1. Recover the refrigerant charge from the
system.
2. Loosen and remove the compressor drive belt.
3. Disconnect the clutch and liquid injection
switch wires.
4. Disconnect the discharge and suction lines.
5. Keep the compressor ports and the suction and
discharge lines for the compressor covered to
prevent contamination of system components.
6. Remove the compressor mounting screws and
remove the compressor.
Installation
NOTE: Any compressor installed in this system
must contain the proper amount of compressor
oil. Always check to make sure that the
compressor contains the proper amount of oil.
Follow the system cleanup procedures to remove
old oil from the system.
1. Place the compressor in position and install
the mounting screws and the belt.
2. Adjust the belt tension to the vehicle
manufacturer specifications.
3. Connect clutch and liquid injection switch
wires, and the refrigeration hoses. Pour 2 oz.
(59 ml) of compressor oil into the suction hose
before installation.
4. Pressurize the system and test for leaks.
5. Evacuate the system and recharge.
Electric Compressor
Removal
1. Recover the refrigerant charge from the
system.
2. Remove the condenser grille.
3. Disconnect the compressor wiring.
4. Disconnect the discharge and suction lines.
5. Keep the compressor ports and the suction and
discharge lines for the compressor covered to
prevent contamination of system components.
6. Remove the compressor mounting screws and
remove the compressor.
Installation
NOTE: Any compressor installed in this system
must contain the proper amount of compressor
oil. Always check to make sure that the
compressor contains the proper amount of oil.
Follow the system cleanup procedures to remove
old oil from the system.
1. Place the compressor in position and install
the mounting screws.
2. Connect the discharge and suction lines.
3. Connect the compressor wiring.
4. Pressurize the system and test for leaks.
5. Reinstall the condenser grille.
6. Evacuate the system and recharge.
Condenser Coil
Removal
1. Recover the refrigerant charge.
2. Remove the condenser grille.
3. Remove the condenser fans.
4. Disconnect the inlet and liquid lines.
5. Remove the mounting hardware.
6. Remove the condenser coil.
Installation
1. Clean the tubes for soldering.
2. Place the coil in the unit and install the
mounting hardware.
3. Connect the inlet and liquid line connections.
4. Pressurize the system and test for leaks.
5. Evacuate the system.
6. Reinstall the condenser fans.
7. Reinstall the condenser grille.
Содержание 900829
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