TM-9-2350-277-20-3

CARRIER M113A3, M577A3, M1059A3, M1064A3, M1068A3 AND M58

TECHNICAL MANUAL; UNIT MAINTENANCE MANUAL VOLUME 3 OF 6

TM-9-2350-277-20-3 - Page 326 of 941

TM 9-2350-277-20-3

REPLACE PARKING BRAKE SWITCH/BRACKET — Continued

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CLEANING

CLEANING AND INSPECTION

1.

Clean switch with dry rag.

2.

Clean switch with cleaning compound.

3.

Check circuit 370 lead and ground lead for continuity with switch plunger depressed. If test indicates open circuit,

replace defective switch.

4.

Check circuit 367 lead and 366A lead for continuity with switch plunger released. If test indicates open circuit, replace

defective switch.

INSTALLATION

NOTE

Do Step 1 if bracket was removed.

1.

Install bracket (1) on hull. Secure with one screw (2), two washers (3), and new locknut (4). Tighten screw.

2.

Install switch (5) on bracket (1). Secure with lockwasher (6) and jamnut (7). Do not tighten nut.

3.

Connect three plugs (8) on switch (5) to wiring harness (9) leads 366A, 367, and 370. Make sure lead numbers match.

4.

Install switch ground lead (10) on bracket (1). Secure with other screw (2), two washers (3), and new locknut (4).

Tighten screw.

0331 00-3