Mitsubishi S4E Manual page 124

DISASSEMB LY AND REASSEMBLY
Lt.[
CAUTIONS]
a) Make sure that the gUide screw installed i!
located accurately mside the groove proyided
In
,h.
rack . Tightening ,his screw located off
the groove is liable to bend (he raC K .
b) After installing the rack. check to be sure
that it is. capable of smooth movement
through its entire stroke .
(e) Lay
down the pump. and
fi,
control pinions
:ld slee't'es to bar!'els, making sure that each
pinion is so positioned that the adjusting hole
provided in the control slee' , tc pOints 10 the
pinion clamp screw.
[NOTES]
.) Move the rack back and forth to rot,t. the
control pinions similarly. and check. to
be
sure "that each pinion is aecurately meshed
with the rack teeth.
b) Check, also , to see lhal each pinlon
Is
accu·
rattly centered
(0
the control rack when
the rack
is in
its center positi on, so that
moving the rack £rom this position to each
stroke end rotates the pinion by an equal
amounL
(f) Install upper spIing seats and plunger springs.
Using
the plunger
damp. fit
the lower sprmg
seat to eadi plunger, and insert the plunger into
the barrel.
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118
Inserting upper spril'lg seat and plunger spring
[NOTES
J
a) Be .ur.
10
hold ••
ch
plunger I rue and square
and insert it straight into the barrel.
b) Remember. the driving
face
(on
which.
nwnb er is rnaJked
by
punchin g) of each
plunger comes on top side :
if
not , the helical
groove of the plunger will not
meet the feed
h o l ~
and this defeats the a.djustabiJJty of
injection quantity.
c) After inserting the cylinder, pOsition its
lower 5pring seat in such a way thaL the
se>!
will
not faU off.
I
ns&rting
plunger
(g) Pick up the t.ppet with lh. tappet clamp, feed
the t.ppet into the carnshafl chamber and
ms.en it into the bore .
Inserti n9 tappet
Match the plung« driving
f.ce
to the notche,
cut out in tlte control sleeve, push up the
tappet and hold it there by me..,s of the lappet
insert. With th. tappet so held, move the rack
Fining
tappet insett to hold up tappet