TM 9-4520-271-14
0032 00
INSTALLATION
WARNING
Rubber adhesive is flammable. Keep away from open flames or other sources of ignition. Avoid breathing
fumes from adhesive. Good general ventilation is normally adequate. Avoid skin contact with adhesive.
1.
Apply rubber adhesive to center area of insulation (22 and 23) (items 94 and 95, WP 0047 00) and mating surfaces and
install insulation.
2.
Install fan assembly (21) through front of ASH.
3.
Install inlet cone (20), four washers (19), lockwashers (18), and screws (17).
4.
Place motor (8) on its right side with junction box facing up.
5.
Route two wires B1-T1, T5? K2-6 and B1-T4, T8? K2-2 (12) and B1-GND? GND (16) through hole in bottom of
junction box on side of motor (8).
6.
Install wire B1-GND? GND (16), lockwasher (15), and screw (14). Remove wire marker tag.
7.
Remove one wire nut (13) connecting wires T1 and T5. Twist wire B1-T1, T5? K2-6 (12) with T1 and T5 and install
wire nut (13). Remove wire marker tags.
8.
Remove other wire nut (13) connecting wires T4 and T8. Twist wire B1-T4, T8? K2-2 (12) with T4 and T8 and install
wire nut (13). Remove wire marker tags.
9.
Gently push all wires (12 and 16) into junction box.
10. Install cover (11) and two screws (10).
NOTE
Two people are required to position the motor.
11. Turn motor (8) onto its base and slide motor onto fan assembly (9).
12. Apply thread locking sealing compound to two setscrews (6).
13. Install key (7) and two setscrews (6). Do not tighten.
14. Ensure that fan assembly (9) is pushed back on motor until it stops and tighten two setscrews (6).
15. Install eight washers (5), four screws (4), and locknuts (3). Handtighten hardware.
16. Turn fan assembly (21) by hand. If fan turns freely without rubbing, tighten hardware installed in step 14. If fan rubs,
re-aline motor (8) until fan turns freely and tighten hardware installed in step 14.
17. Close side front door (2) and side rear door (1).
END OF WORK PACKAGE
0032 00-3/4 blank
