Look at tops of plungers to be sure all are
oriented in the same direction.
Install roller bearing in drive end bearing plate
with KDEP 1059.
Install drive end bearing retaining plate, oil return
hole must be toward top of pump (Figure 9).
Mounting screws must be coated with Loc-Tite
Figure 9. Install Drive End Bearing Plate
1. Mounting Screws
2. Oil Return Hole
Lubricate intermediate bearing. Install camshaft
with intermediate bearing. Carefully press in
camshaft from governor end. Using ball bearing
installer KDEP-1069, press only on outer race of
ball bearing while guiding intermediate bearing
into place. Be careful camshaft does not catch
on roller tappets.
NOTE: If camshaft replacement is required see Section
3, Page 4.
Install camshaft intermediate bearing screws
with copper washers. See torque specifications.
Remove tappet holders as follows: Starting from
governor end of pump, rotate camshaft until No.
6 cam lobe is at TDC. Turn handle of tappet
holder clockwise until #6 tappet contacts cam
lobe. Rotate camshaft until No. 5 cam lobe is at
TDC. Turn handle of tappet holder clockwise
until No. 5 tappet contacts cam lobe. The tool
can now be removed from housing.
Repeat step 32 until all holders are removed.
DO NOT ALLOW TAPPETS TO SLAM
AGAINST CAMSHAFT. DOING SO
Install tappet spacer block in side plug holes.
Coat new side plug with Loctite 601 and install
with side plug installer KDEP 1058.
Place a new O-ring on bottom cover and mount
bottom cover to pump.
Remove spacer plates and install correct shims
under each barrel flange.
Install supply pump.
Tighten supply pump mounting nuts. See torque
Install fuel return valve.
Install governor housing to pump, (See torque
chart). Apply Loctite 601 to internal screws.
Install flyweight assembly to camshaft (Figure
10). Install spacer shim and secure to camshaft
with slotted cylindrical nut. Spacer shims are
available in .05 mm increments to adjust for axial
end play of governor weight assembly, specified
at .05 .10 mmm (.002 .004 in). Use cylindrical
Check action of damper by holding camshaft,
grasping weight assembly and twisting to note
for slight movement.
Install guide bushing; secure bushing with two
cap screws lock screws in place with lock plate
Install guide bushing assembly; temporarily
secure with thru-bolt at this time, since another
measurement will be made later in procedure.
Printed in United States of America