TM-9-2320-273-34

TRUCK TRACTOR, LINE HAUL; LIGHT EQUIPMENT TRANSPORTER; TRUCK CHASSIS; MEDIUM EQUIPMENT TRANSPORTER

TECHNICAL MANUAL; DIRECT SUPPORT AND GENERAL SUPPORT MAINTENANCE

DECEMBER 1980

TM-9-2320-273-34 - Page 171 of 801

TM9-2320-273-34

CHAPTER 6

REPAIR OF ENGINE COMPONENTS

Section 1. INTRODUCTION

6-1. Scope.

This chapter describes on-vehicle engine maintenance at direct support/general support

levels. The following engine maintenance procedures are provided.

a.

Turbocharger replacement.

b.

Accessory drive pulley replacement.

c.

Vibration damper and pulley replacement.

d.

Engine retarder throttle switch linkage adjustment.

Section Il. MAINTENANCE PROCEDURES

6-2. Turbocharger

a.

Removal.

(1)

(2)

(3)

(4)

(5)

capscrews.

Dirt in the air passages can severely damage

the turbocharger and engine, Be sure your

work area is clean, Clean parts before

installation. Cover openings to keep out

dust while you are working.

Loosen clamps (2, 3, and 11, fig. 6-1). Remove and discard clamp (11).

Disconnect ether atomizer line (17) from crossover tube (1).

Remove crossover tube (1) and boot (22) by removing four capscrews (19) and washers (18).

Remove and discard gasket (16).

Disconnect air inlet line (4) and outlet tube (12) from turbocharger (15).

Remove two clips (6) that secure oil supply line (9) to turbocharger by removing attaching

6-1

CAUTIO N