Adjustment Of Injection Pump; Pre-Test Check And Preparation - Toyota 3b Repair Manual

-
FU-44
FUEL
SYSTEM
-
lniection Pump
FUI
71
3
FUl
804
ADJUSTMENT OF INJECTION PUMP
1.
PRE-TEST CHECK
AND
PREPARATION
(a)
The specifications
for test
nozzle and nozzle holders
are as follows.
Test
nozzle:
DN 12 SD 12
Test nozzle holder valve opening
pressure:
145
-
155 kg/cm2
12,062 -
2,205 psi, 14,220
-
15,2OO kPa)
(b)
Check
the accuracy of the tachometer.
Allowable
error:
*
40
rpm
(c)
lnstall the angle gauge stand.
(d)
Mount the injection pump body on the pump tester.
HINT:
Place
a
mark on the
key groove portion
of
the
coupling.
(e)
lnstall an injection pipe with the following
specifica-
tions.
Outer
Diameter:
6.O
mm (0.236
in.)
lnner
diameter:
2.O
mm (0.079
in.)
Length:
84O
mm (33.O7
in.)
Minimum bending
radius:
More than
25 mm (O.98 in.l
(0
Connect the
fuel inlet
pipe
with
an adapter.
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Fuel lnlet
Pipe
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