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DISASSEMBLY AND
REASSEMBLY
Feed
pump disassembly and reassembly
18
~-
2
d
, ·Pump
hOUSit'lg
2-Primil19 pump
3-Check
valve
4·Pinon chamber j:>luQ
5-Pln
on
6·Pitton ,"pring
?Rlng
8·T&PPet
9 -Push rod
lO·Vahl.luPPOrt
'l-ctleck VBlv8 spring
12·H(]ilow
screw
13-Hallow
screw
14·Gaule filter
15-Nlpple
Feed
pump -
Exploded
view
(1) Remove priming pump
(2),
and take out check
valve
(3).
l -Verv,",
h
older
3-Chec:k
1131
ve
2·Prlrn il'lg pump
Removing
priming pump
'
lOB
[
NOTE)
Priming pump is
not
meant
for
disassembly:
its cylinder and valve holder are integrnUy
rom·
bined
by
using.
bonding
compound
.
(2)
Loosen
piston
chamber
plug
(4),
pick
out piston
spring
(6),
and
draw
OU\
piston
(5).
4-Piston eh,mbar
plug
6
-Pistan
!pr
ing
5
-Pino
n
Removing feed
pump piston
(3) Remove ring
(7),
and
lake out tappet (8) and pu;h
rod
.
7..sp
rin
~
8·T.ppet
Remov
in9 feed
pump tappet:
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