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 552 of 1275

TM 9-2350-311-20-1

5-17 ENGINE RIGHT EXHAUST MANIFOLD AND CROSSOVER TUBE

—

This task covers:

a. Removal

b. Installation

T

OO

I

S

General mechanic’s tool kit (item 64, Appx H)

Torque wrench (item 72, Appx H)

Gasket (engine model 7083-7391) (item 179, Appx G)

Gasket (engine model 7083-7396) (item 170, Appx G)

Locking nuts (5) (item 172, Appx G)

Air inlet manifold removed (para 5-15)

Turbocharger oil return line removed (para 5-16)

Turbocharger oil supply line removed (para 5-16)

For removal and

maintenance.

NOTE

installation of engine left exhaust manifold, notify support

a. Removal

Ensure engine and exhaust systems are cool enough to permit handling in order to

prevent burns or injury.

Engine exhaust manifold may slip or fall during removal. Assistance is required to

prevent injury to personnel.

5-31