TM 9-2320-260-34-2
15-48 BONNET DOOR MAINTENANCE (Cont'd)
c. Cleaning and Inspection
1. For general cleaning instructions, refer to para. 2-8.
2. For general inspection instructions, refer to para, 2-9.
3. Replace all bonnet door parts failing inspection.
4. Inspect frame (11) for bends, breaks, cracks, and warpage. Replace bonnet door (34) if frame (11)
is bent, broken, cracked, or warped.
d. Assembly
NOTE
Insulate areas of dissimilar metal-to-metal contact with zinc
chromate primer.
Seal between all exterior joints with sealing compound.
Insulate all enclosed structures with fibrous glass felt insulation.
Assistant will help with step 2.
1.
Install toolbox (28) on inner panel (26) with six new rivets (27).
Install inner panel (26) on frame (11) with thirty-five new rivets (25).
2.
Install new seal (22) and retainer (9) on frame (11) with seven screws (10) and nuts (8).
3.
Install two channels (30), new seals (31), and retainers (32) on intake (5) with twenty-two
4.
screws (33) and nuts (7).
Install two channels (4), new seals (3), and retainers (2) on intake (5) with twelve screws (1) and
5.
nuts (6).
Install intake (5) on inner panel (26) with thirty-two new rivets (29).
6.
NOTE
Assistant will help with step 7.
Install outer panel (12) on frame (11) with seventeen new rivets (14), four washers (16), and
7.
screws (15).
Install two retainers (23) on seal (22), frame ( 11), and outer panel (12) with eighteen screws ( 13)
8.
and nuts (24).
Install new seal (17), hinge (18), new seal (19), and spacer plate (20) on frame (11) with seven
9.
screws (21).
1. Install lever (38) on bonnet door (34) with four screws (37).
NOTE
Assistant will help with step 2.
2. Position bonnet door (34) on bonnet (36) and install with seven screws (35).
3. Close bonnet door (34) and secure with two washers (39) and screws (40).
15-186
