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 499 of 1275

TM 9-2350-311-20-1

4-5 POWERPLANT — CONTINUED

d. Test Run — Continued

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Ensure transmission is in neutral position or injury to personnel could occur.

From inside driver’s compartment, place transmission in N (neutral) position.

Pull transmission shift linkage (175) forward all the way. Push transmission shift linkage back two clicks to shift

into neutral.

Turn MASTER switch (176) ON.

Hold FUEL PRIME switch (177) to ON for 1 minute, then release.

Push and hold engine STARTER switch (178) to START until powerplant starts.

4-38

WARNIN G