Service manual

FUEL INJECTOR NOZZLES (Cont’d)

Checking (Cont’d)

If the pressure is not correct, do the following:

Disassemble the injector nozzle and clean.

Replace the shim (Item 6) [A].

Check the pressure again.

Keep away from fuel under pressure in injector

system. It may not be visible. Wear safety

goggles. Fuel under pressure can penetrate

skin or eyes causing serious injury. If fluid

enters skin or eyes, get immediate medical

attention.

W–2072–1285

Tighten the retaining nut (Item 1) [A] when assembling

the injector nozzle to 29–32 ft.–lbs. (39–43 Nm) torque.

Checking nozzles spray pattern [B]:

Does not come out the side of the nozzle. Does not have

drops coming from the nozzle. Does not have a solid

stream coming from nozzle.

Any of the above conditions show a defect or dirty injector

nozzle. Clean or replace any injector nozzle that does not

operate correctly.

B–08895

INCORRECTCORRECT

B–08959

1. Retaining Nut

2. Injection Nozzle

3. Spacer

4. Push Rod

5. Spring

6. Adjusting Shim

7. Nozzle Holder

–7–50–

853, 853H Loader

Service Manual