b. Installation
TM 9-2320-280-20-3
12-51. ARCTIC LEFT DEFROSTER NOZZLE REPLACEMENT (Cont’d)
5. Remove locknut (9), lockwasher (10), washer (11), and pin (14) from steering column (15) and
bracket (13), and lower steering column (15). Discard locknut (9) and lockwasher (10).
6. Remove retaining pin (12) from defroster nozzle (2) and bracket (13).
NOTE
Note position of defroster nozzle for installation.
7. Turn defroster nozzle (2) counterclockwise and remove from "A" beam (7).
1.
2.
3.
4.
5.
6.
7.
8.
Install defroster nozzle (2) on “A” beam (7).
Turn defroster nozzle (2) clockwise until defroster nozzle outlets (8) align with windshield frame
louvers (1).
Install defroster nozzle (2) on steering column bracket (13) with retaining pin (12).
Place steering column (15) in desired position, and install on bracket (13) with pin (14), washer (11),
lockwasher (10), and locknut (9). Tighten locknut (9) to 31 lb-ft (42 N•m).
Apply adhesive sealant and connect defroster duct (3) to defroster nozzle (2).
Install retainer (6) and closeout panel (4) on “A” beam (7) with six screws (5).
Secure closeout panel (4) to “A” beam (7) with three screws (22).
Install closeout panel (4), three clamps (18), and cable clamp (19) on “A” beam (7) with three
washers (17), capscrews (16), washers (17), and nuts (20).
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