TM 9-2350-277-20-3
REPLACE/REPAIR DISTRIBUTION BOX (M981A3 ONLY) — Continued
0273 00
37. Route UTILITY receptacle lead (1) from interior of front cover through grommet (2).
NOTE
If lead (3) is being replaced, terminal lug on lead (3) must be bent prior to installation.
38. Bend terminal lug on lead (3) to allow room for two leads and install leads (3) and (4) to bus bar (5). Install bolt (6), new
lockwasher (7), and nut (8).
39. Position bus bar (5) on upper post of switch S1 (9). Install new lockwasher (10) and nut (11).
40. Position bus bar (12) on lower post of switch S1 (9). Install new lockwasher (13) and nut (14).
41. Connect voltmeter ground lead (15) to voltmeter M1 (16). Temporarily install lockwasher (17) and nut (18).
42. Connect bus bar (19) to lower post of switch S2 (20). Install new lockwasher (21) and nut (22). Position bus bar (19) as
shown.
43. Connect free end of lead (4) to lower post of switch S3 (23). Install new lockwasher (24) and nut (25).
NOTE
If replacing switches, discard one spring helical lock washer provided with switch S2 and one
spring helical lock washer provided with switch S3.
44. Position bus bar (26) between upper posts of switches S2 (20) and S3 (23). Install one washer (27), voltmeter lead (28),
second washer (27), and nut (29) to upper post of switch S2 (20). Temporarily install two washers (30) and nut (31) on
upper post of switch S3 (23).
0273 00-14
