*
Figure 11C-57. Installing Outer Oil
Seal
Figure 11C-56. Installing Inner Oil
Seal
b a i l i n t h e d e t e n t a n d press the gear
back until the end of the slot contacts
seal facing the adaptor. Then inset
the ball.
the pilot of the installer handle into
the pump body and drive the seal in
4. Lubricate the pump shaft and insert
(Figure 11C-57 on page 11C-32) until
the square end of the shaft into the
the shoulder of the adaptor contacts
opening at the gear side of the pump
the pump body. Thus the oil seals
body and through the oil seals as shown
will be positioned so that the space
in Figure 11C-58 on page 11C-33.
between them will correspond with the
drain holes located in the bottom of
5. Place the driven shaft and gear as-
the pump body.
sembly in the pump body.
NOTE
2. Clamp the pump body in a bench vise
(equipped with soft jaws) with the valve
The driven gear must be centered
cavity up. Lubricate the outside diam-
on the shaft to give proper end
eter of the valve and place it in the cavi-
clearance. Also, the chamfered
ty with the hollow end up. Insert the
end of the gear teeth of the pro-
spring inside of the valve and the pin
duction gear must face the pump
inside of the spring. With a new gasket
body. If a service replacement
in place next to the head of the valve
gear with a slot is used, the slot
plug, place the plug over the spring and
must face toward the pump cover.
thread it into the pump body. Tighten
the 1/2"-20 plug to 18-22 lb-ft (24-30
Nm) torque.
6. Lubricate the gears and shafts with
clean engine oil.
3. Install the fuel pump drive gear over
the end of the drive shaft which is not
7. Apply a thin coat of quality sealant on
squared (so the slot in the gear will face
the face of the pump cover outside of the
the plain end of the shaft). This opera-
gear pocket area. Then place the cover
tion is very important, otherwise fine
against the pump body with the two dow-
score marks caused by pressing the gear
el pins in the cover entering the holes in
into position from the square end of the
the pump body. The cover can be in-
shaft may cause rapid wear of the oil
stalled in only one position over the two
seals. Press the gear beyond the gear
shafts.
retaining ball detent. Then place the
