TM 9-2320-260-34-2
15-85. 400 Hz CONVERTER AND SUPPORT BRACKET REPLACEMENT
THIS TASK COVERS:
a. Removal
b. Installation
INITIAL SETUP
APPLICABLE MODELS
REFERENCES (TM)
M820, M820A2
TM 9-2320-260-10
TM 9-2320-260-20
TEST EQUIPMENT
TM 9-2320-260-34P-2
Multimeter (Appendix
B, Item 115)
EQUIPMENT CONDITION
TOOLS
●
General mechanic’s tool kit
(Appendix B, Item 1)
●
Tool kit, electrical (Appendix B, Item 106)
MATERIALS/PARTS
Four locknuts (Appendix D, Item 170)
TWO
locknuts (Appendix D, Item 189)
Four locknuts (Appendix D, Item 171)
External power source disconnected
(TM 9-2320-260-10).
Battery ground cable disconnected
(TM 9-2320-260-20).
NOTE
Tag wires, cables, and leads for installation.
1. Remove four screws (1), cover (2), and gasket (3) from converter (4).
2. Remove seven nuts (9) and wires (10) from converter (4).
3. Remove two lockwashers (8) and wiring harnesses (6) and (7) from converter (4).
4. Remove four locknuts (18), washers (19), screws (11), and converter (4) from support bracket (5).
Discard locknuts (18).
5. Remove two locknuts (12), U-bolt (16), and two nuts (17) from support bracket (5). Discard
locknuts (12).
6. Remove four locknuts (14), screws (15), and support bracket (5) from van body (13). Discard
locknuts (14).
1. Install support bracket (5) on van body (13) with four screws (15) and new locknuts (14).
2. Install two nuts (17) and U-bolt (16) on support bracket (5) with two new locknuts (12).
3. Install converter (4) on support bracket (5) with four screws (11), washers ( 19), and new
locknuts (18).
4. Route wiring harnesses (7) and (6) through converter (4) and install two lockwashers (8) over
wiring harnesses (7) and (6).
5. Install seven wires (10) on converter (4) with seven nuts (9).
6. Install gasket (3) and cover (2) on converter (4) with four screws (1).
15-320