TM-9-2320-260-20

TRUCK, 5-TON, 6X6, M809 SERIES (DIESEL)

TECHNICAL MANUAL; UNIT MAINTENANCE

APRIL 1995

TM-9-2320-260-20 - Page 491 of 1337

TM 9-2320-260-20

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4-26. LOW AIR PRESSURE INDICATOR SWITCH REPLACEMENT

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THIS TASK COVERS:

a.

Removal

b. Installation

INITIAL SETUP

APPLICABLE MODELS

All

MATERIA1.S/PARTS

Two lockwashers

EQUIPMENT CONDITION

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Parking brake set (TM 9-2320-260-10).

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Air reservoirs drained (TM 9-2320-260-10).

GENERAL SAFETY INSTRUCTIONS

Antiseize tape (Appendix C, Item 30)

Do not disconnect air lines before draining air

REFERENCES fTM)

reservoirs.

TM 9-2320-260-10

TM 9-2320-260-20P

WARNING

Do not disconnect air lines before draining air reservoirs. Small

parts under pressure may shoot out with high velocity, causing

injury to personnel.

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a. Removal

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1.

Disconnect leads (1) and (6) from switch (4).

2. Disconnect air line (7) from elbow (8).

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3. Remove two screws (2), lockwashers (3), and switch (4) from firewall (5). Discard lockwashers (3).

4.

Remove elbow (8) from switch (4).

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b. Installation

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1. Apply anti seize tape to male threads of elbow (8).

2. Install elbow (8) on switch (4).

3. Install switch (4) on firewall (5) with two new lockwashers (3) and screws (2).

4. Connect air line (7) on elbow (8).

5. Connect leads (1) and (6) to switch (4).

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