TM-9-2815-224-34-P

ENGINE, DIESEL:8-CYLINDER TURBOCHARGED, DETROIT DIESEL CORPORATION MODEL 8V92TA

DIRECT SUPPORT AND GENERAL SUPPORT MAINTENACE MANUAL INCLUDING REPAIR PARTS AND SPECIAL TOOLS LIST

JANUARY 1988

TM-9-2815-224-34-P - Page 485 of 554

TM 9-2815-224-34&P

Engine Tune-Up Instructions

NOTE

Clearance required is 0.200-m. (5.08 mm).

Be sure starting aid screw is backed out enough to make it ineffective when making

adjustment. Starting aid screw is only used with engines prior to serial number

8VF-106635.

(1)

Check gap between low speed spring cap (1) and high speed spring plunger (2) using governor

gap gage.

(2)

Loosen nut (3) and adjust screw (4) to obtain proper clearance.

b. Follow-on Maintenance.

(1)

Install governor cover (para 15-4).

(2)

Adjust injector rack control lever (para 19-6).

END OF TASK

19-6.

INJECTOR RACK CONTROL LEVER ADJUSTMENT.

This task covers:

a. Adjustment

b. Follow-on Maintenance

INITIAL SETUP

Models

All

Test Equipment

None

Special Tools

None

Supplies

None

Personnel Required

MOS 63W, Wheel vehicle repairer (2)

References

None

Equipment Condition

TM or Para

Condition Description

Para 19-4

Fuel injection timing

adjusted.

Para 19-5

Governor gap adjusted.

Para 15-7

Buffer screw switch

removed.

Para 15-5.1

Fuel modulator clamp

removed from injector

control tube (engines

equipped with fuel

modulator only).

Special Environmental Conditions

None

General Safety Instructions

None

Level

of

Maintenance

Direct Support

I

Change 2

19-9