TM-9-2350-261-20-2

CARRIER, M113A2, M577A2, M1064, M1068, M1059 AND M901A1

TECHNICAL MANUAL; UNIT MAINTENANCE MANUAL - VOLUME 2 OF 4

TM-9-2350-261-20-2 - Page 338 of 1008

TM 9-2350-261-20-2

REPLACE ADMITTANCE BUZZER AND SWITCH (M577A2 AND M1068

ONLY) — Continued

0282 00

CLEAN, INSPECT, AND REPAIR

1.

Check buzzer and switch. See troubleshooting (WP 0044 00). Replace bad switch.

INSTALLATION

NOTE

Switch comes with two nuts and two washers. When installing new switch, remove and discard

one lockwasher and one nut before installation.

1.

Install buzzer switch (1) in rear bulkhead. Secure with new gasket (2) and nut (3).

2.

Place buzzer (4) on weldnuts on left bulkhead. Secure with three screws (5) and new lockwashers (6).

3.

Connect circuit 509 lead (7) to buzzer (4) and buzzer switch (1).

FOLLOW-THROUGH STEPS

1.

Connect battery ground lead (WP 0294 00).

2.

Turn MASTER SWITCH to ON (see your -10).

3.

Operate buzzer switch to check that buzzer and switch operate properly (see your -10).

4.

Turn MASTER SWITCH to OFF (see your -10).

END OF TASK

0282 00-2