15-42. CEILING TRANSITION MAINTENANCE (M820, M820A2)
THIS TASK COVERS:
c. Assembly
a. Removal
d. Installation
b. Disassembly
INITIAL SETUP
REFERENCES (TM)
APPLICABLE MODELS
M820, M820A2
TM 9-2320-260-10
TM 9-2320 -260-34P-2
TOOLS
EQUIPMENT CONDITION
General mechanic's tool kit
Parking brake set (TM 9-2320-260-10),
(Appendix B, Item 1)
Van body sides fully expanded and secured
Rivet gun (Appendix B, Item 120)
(TM 9-2320-260-10).
MATERIALS/PARTS
Ceiling filler and side panels removed
Twenty-four rivets (Appendix D, Item 365)
Four seals (Appendix D, Item 446)
GENERAL SAFETY INSTRUCTIONS
Fibrous glass felt insulation
Gloves, eyeshields, and dust mask must be worn
Adhesive (Appendix C, Item 2)
during transition replacement.
WARNING
Van body is insulated with fibrous glass felt insulation. Gloves,
eyeshields, and dust mask must be worn during transition
replacement. Failure to do so may result in injury to personnel.
NOTE
Assistant will help with steps 1 through 3.
1, Remove twenty-six screws (5) and enclosure (4) from air duct (2) and transition (3).
2. Remove seven screws (8) from support (7) and van ceiling (l).
3. Remove twenty-four screws (6) and transition (3) from van ceiling (l).
1.
Remove seven rivets (11), retainer (10), seal (9), and support (7) from transition (3). Discard
rivets (11) and seal (9).
2. Remove ten rivets ( 12), two retainers (13), and seals (14) from transition (3). Discard seals (14) and
rivets (12).
3. Remove seven rivets (18), retainer (19), and seal (17) from transition (3). Discard seal (17) and
rivets (18).
4. Remove ten screws (15) and two angles (16) from transition (3).
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