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 TM 9-4120-425-14&P
COMPRESSOR DIRECT SUPPORT MAINTENANCE REPLACEMENT - Continued
0076-00
INSTALLATION
1.
Install four rubber spacers (7) on to compressor mounting plate (11) welded bolts.
2.
Install four spacers (6) on to plate (11) bolts.
3.
Install four resilient mounts (5).
4.
Install four grommets (4) on to compressor mounting hole.
5.
Carefully position new compressor having a full and proper charge of synthetic oil on compressor mounting plate
bolts (11).
6.
Secure compressor with four nuts (2) and flat washer (3).
7.
Replace filter-drier. See WP 0066-00.
8.
Connect piping. Provide a flow of dry nitrogen through the system to protect inside surfaces of refrigerant piping
from scaling while brazing (WP 0051-00).
9.
Install condenser fan supports. See WP 0064-00.
10. Install condenser fan scrolls. See WP 0063-00.
11. Install condenser motors and impeller fans. See WP 0062-00.
12. Install damper actuator cylinder. See WP 0068-00.
13. Preliminary leak test unit. See WP 0052-00.
14. Evacuate the system. See WP 0053-00.
15. Charge unit with refrigerant R-22. See WP 0054-00.
16. Install top covers. See WP 0019-00.
17. Start the air conditioner and operate the unit for 3 hours.
0076-00-5
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