Section IV. ASSEMBLY OF FUEL INJECTION PUMP FROM SUBASSEMBLIES

TM 9-2910-226-34

Section IV. ASSEMBLY OF FUEL INJECTION PUMP FROM SUBASSEMBLIES

following are additional kits for repair of the fuel

3-34. General. a. Assembly of the metering and

injection pump.

distributing fuel inject ion pump should be performed

in figure number sequence and in accordance with

b. Shim Set. The shim set contains outer, and

inner spring spacers. The spacers are used to adjust

the instruct ions provided with each illustration.

b. The fuel injection pump is a precision accessory

the governor inner and outer spring tensions. The

spacer set is listed in the repair list section in ap-

whose proper operation depends on cleanliness of all

pendix B.

parts. Precision lapped surfaces of rotating parts

must be free of dust and dirt at all times. During

c. Gasket and Preformed Packing Set. A l l

assembly, keep working area, parts, hands, and

gaskets and preformed packings in the gaskets and

clothing clean.

preformed packings set will be replaced during repair

c. Immediately before assembly, coat all

of fuel injection pump.

bearings, shafts, and contact surfaces with ap-

3-36. Identification of Metering and Distributing

propriate engine oil. Always use new gaskets and

Fuel Injection Pump Components. a. General. To

packings. Apply grease, Federal Specification W-P-

identify, locate, and show relationship of com-

236, on tight fitting preformed packings to aid in

ponents of the injection pump, refer to the exploded

their installation.

views in the repair section of this chapter.

3-35. Repair Kits. a. General. A number of repair

b. Exploded View Illustrations. Figures 3-29

kits are supplied to repair the fuel injection pump.

through 3-37, 3-70, 3-71, 3-97; and 3-109 show the

Repair kits for the governor linkage, and timing

injection pump and components. Refer to the

device unit assembly are listed in appendix B. The

illustrations to identify parts and aid in the assembly

kits were applied in the previous section during

of the pump.

assembly of the individual components. The

KEY to fig 3-109

T Plunger outer spring

A Timing device assembly

U Injection pump housing assembly

B 1/4x11/16 machine screw

C Retaining plate lockwasher

1 Injection pump housing

D Bearing retaining plate

2 Pump housing stud

E Bearing retaining lock nut

3 Tappet guide pin

F Bearing retaining lockwasher

V 1/4x5/8 machine screw

G Camshaft ball bearing assembly

W Copper gasket

1 Bearing retaining ring

X Governor weight and spider assembly

2 Camshaft ball bearing

Y Quill shaft assembly

Z Quill shaft pad gasket

H Camshaft assembly

1 Camshaft

AA 1/4x5/8 machine screw

2 Assembled washer screw

BB Copper gasket

CC Quill shaft pad cover

J Timing pointer

DD 3/8x1-1/4 machine screw

K Tappet assembly

EE 3/8-inch lockwasher

L Plunger spring seat

FF 3/8-inch flat washer

M Head lower preformed packing

CC Pump housing packing

N Hydraulic head assembly

P Stud sleeve

HH Camshaft Woodruff key

Q Hydraulic head nut

JJ 3/8-inch lockwasher

KK 3/8x5-7/8 machine screw

R Head upper preformed packing

S Spring retaining ring

3-68