DISASSEMBLY
AND
REASSEMBLY
9)
r:
8
1.Fle:!nlnlng
nu,
;?·N
ollie
tic
3·
0nta
nC(l
01«11
4·Pr~srul1!
pi n
5-Sp
rin
9
6,WQsher
7·Noz~
te
ho l
d!t
B-GBSket
9-Nl.lt
Inje-ct
ion nozzle -
ero:»
section
~
4
3
2
Injection
pump
8I\d
governor
&J
CAUTION
1
Unle'Ss
the
circumstances.
require
disassembly
of
(he
inje.ction
pump
and
its governor.
thes
components should not
be
di5assembled
.
To
overhaul
them, special
eqUipment
complete
with
test~ng
de"ices
and
special
1001
is needed.
Furthennorc)
the overhauling work
must
be
per{ormeu
by
a
person
skilled
in
Otis.
service
and
in.
pl.te
specially kept
clean
.
Removal
(I)
Disconneot control wire
(2)
from adjusting lever
rod
(I);
and <lisconnect fuel feed pipe (4) from
th.
pipe jOint
at
injection pump. Simllarly
dis-
conneCl
the
pipe between fuel
filter
and
injection
pump. Remove fuel return pipe (3)
by
undOing
il.
pipe
connectio
ns.
106
At
each
inje
ction pipe connection
on
th
e
pump
uni
t,
undo
connector (5) to disconnecl injection
pipe (6). Remove oil pipe (1).
,
·Adj
u;t
il1g
Itver
rod
2.co
nu
ol
wi
rc
4·Fu
el
feed
pi
pe
.oJ
5·
Connector
a·
lnje
ction
pi
pe
(4
pes)
Removing Injecti
n pump
(11
3·R~urn
pipe
7-OU
pipe
Removing in
jo
ction pump
(21
1&
..
(2)
Remove
the
injection pump
gear
cover.
Turn
over
engine crankshaft
to
bring the piston in No. I
cylinder
to
top
dead
center
on
compression
stroke
.
wok
into the timing gear case
to
check
to
be
SUTe
that
the
match
marks
pro;ided on
the
idler
and
pump
ge
ar
are
meeting
each
other
c
orrectly.
~
--
.
-
-~
.
.'
~'"
e·Pu
mpght
I njection pump gear
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