Fuel Injection Pump (cont). - TM-10-3930-638-24-P0590

TM 10-3930-638-24&P

3-6. FUEL SYSTEM MAINTENANCE (cont)

c. Fuel Injection Pump (cont).

ITEM

STEP

LOCATION

ACTION

REMARKS

INSTALLATION (cont)

cont)

NOTE

If engine has been cranked after removing fuel injection pump,

reposition engine at TDC for No. 1 cylinder (para 3-5a(1)).

Fuel injection

a. New O-ring (4)

Position

On injection pump flange

pump (3) and drive b. Two timing window

Remove

screws, cover and

shaft (15)

gasket

Using a clean, wide bladed screwdriver at

c. Pump rotor

Position

drive end of injection pump, rotate pump

rotor to approximate position of aligning

hole of tang on drive shaft (15) as shown

below. Then rotate pump rotor until

timing lines in pump window are aligned

NOTE

If holes on drive shaft tang and pump rotor are not aligned,

pump will be 180 degrees out of time.

3-84