TM-9-2320-285-24-1

TRUCK TRACTOR, YARD TYPE, 43,500 LB GVW, DED, 4X2, ARMY MODEL M878A1

TECHNICAL MANUAL; ORGANIZATIONAL, DIRECT SUPPORT AND GENERAL SUPPORT MAINTENANCE MANUAL

OCTOBER 1985

TM-9-2320-285-24-1 - Page 292 of 987

TM 9-2320-285-24-1

2-26.

INSTRUMENT PANEL MAINTENANCE (CONT)

e.

Ammeter and 40A Circuit Breaker.

This task covers:

a.

Removal

c.

Inspection

b.

Cleaning

d.

Installation

INITIAL SETUP:

Tools

Equipment Condition

No.

1 Common Organizational Maintenance

Paragraph

Condition Description

Tool Kit

Socket wrench set

Vehicle parked on level

Safety glasses

surface, engine off, and

parking brake applied.

Materials/Parts

Cab tilted 45 degrees.

Cleaning solvent

Item 1, Appendix C

2-26d(1)

Light bulb and socket removed

Clean cloths

Item 2, Appendix C

from ammeter.

Tags

Item 14, Appendix C

2-34a

Battery ground cable

disconnected.

Personnel Required

Wheel Vehicle Mechanic MOS 63B

KEY

1.

Nuts (2)

6.

Lock washer

11.

Electrical leads (ORG)

2.

Lock washers (2)

7.

40A circuit breaker

12.

Nuts (2)

3.

Electrical lead (RED)

8.

Nuts (2)

13.

Washers (2)

4.

Electrical lead (BRN/ORG)

9.

Lock washers (2)

14.

Mounting clamp

5.

Nut

10.

Electrical lead (BRN/ORG)

15.

Ammeter

2-269