TM 9-2330-238-14
5-30. BONNET FRONT DOOR MAINTENANCE (M313 AND M447C) (Con’t).
b.
DISASSEMBLY
1.
Remove two screws (6) and support rod holder bracket (5) from bonnet front door (7).
2.
Remove two screws (9), support rod (8), and bracket (15) from bonnet front door (7).
3.
Remove four screws (14) and two control rod brackets (13) from bonnet front door (7).
4.
Remove 19 screws (2), hinge (3), and rubber strip (1) from bonnet front door (7).
5.
If seal (11) is damaged, remove rivets (12) as required, seal, and retainer (10). Discard seal.
I c.
CLEANING AND INSPECTION t
WARNING
Dry cleaning solvent, P-D-680, Is toxic and flammable. Always wear protective goggles
and gloves, and use only in a well-ventilated area. Avoid contact with skin, eyes, and
clothes, and DO NOT breathe vapors. DO NOT use near open flame or excessive heat.
The solvent’s flash point is 100°F-138°F (38°C-59°C). If you become dizzy while
using cleaning solvent, immediately get fresh air and medical help. If solvent contacts
eyes, Immediately wash your eyes and get medical aid.
1.
Clean all parts with dry cleaning solvent and dry thoroughly.
2.
Inspect bonnet front door for cracks, bends, or tears.
3.
Inspect parts for cracks, bends, breaks, or excessive wear. Straighten any minor bends.
4.
Replace defective parts as necessary.
d. ASSEMBLY I
1.
If removed, position new seal (11) and retainer (10) in place on bonnet front door (7) and secure with new rivets
(12).
2.
Install rubber strip (1) and hinge (3) on bonnet front door (7) with 19 screws (2).
3.
Position two control rod brackets (13) in place on bonnet front door (7) and install four screws (14).
4.
Position support rod (8) and bracket (15) in place on bonnet front door (7) and install two screws (9).
5.
Position support rod holder bracket (5) in place on bonnet front door (7), with open end toward hinge side of
door. Install two screws (6) to secure.
I
e.
INSTALLATION I
1.
Position bonnet front door (7) in place on air conditioner enclosure and support with two people.
2.
Install 19 screws (4), rubber strip (1), and hinge (3) on bonnet front door (7) and air conditioner enclosure.
FOLLOW-ON TASKS:
l Install bonnet front door linkage (para 4-64).
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