TM-9-2350-311-20-1

HOWITZER, MEDIUM, SELF-PROPELLED, 155MM; M109A2, M109A3, M109A4 AND M109A5

TECHNICAL MANUAL; UNIT MAINTENANCE MANUAL FOR HULL, POWERPLANT, DRIVE CONTROLS, TRACKS, SUSPENSION, AND ASSOCIATED COMPONENTS

AUGUST 1994

TM-9-2350-311-20-1 - Page 459 of 1275

TM 9-2350-311-20-1

CONTINUED FROM STEP B

I

1. Disconnect lead 50A from slave start

receptacle.

2. Place red lead of multimeter on lead 50A and

black lead to ground.

3. Check for continuity.

Is continuity present?

I

I

I

ground lead (para 8-55).

Replace slave start receptacle

D

1. Disconnect slave start cable from slave start

2.

3.

4.

5.

6.

7.

receptacle of vehicle being slaved.

Reconnect lead 50A to slave start receptacle.

Disconnect NATO slave start-to-external

power wiring harness from driver’s bulkhead.

Reconnect slave start cable to vehicle being

slaved.

Place red lead of multimeter on pin B (lead

49A) and black lead on pin E (lead 50A).

Turn MASTER switch to SLAVE and check

for voltage.

Turn MASTER switch OFF.

I

Is voltage present?

I

1

Repair or replace leads 49A and 50A

of NATO slave start-to-external power

wiring harness (para 8-63).

,

CONTINUED ON NEXT PAGE

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