S-10 FUEL SYSTEM
INJ. PUMP CALIBRATION DATA
Ass’y No. 0000004000
Date :
)21
ENGINE MODEL 6BGlT
Company : ISUZU
No .
0-00000-000-0
Injection pump
: PES4A
Governor : EP/RSV Timing device :
000000-0000
0000004000
1. Test Conditions :
~ ~-
Pump rotation :
clockwise (viewed from drive side)
Nozzle : 0000004000
Non’ - -,lder : 000000-0000
(BOSCH Type No. DNl2SD12T)
(BOSCH Type No. EF8511/9A)
Nozzle opening pressure : 175 kgf/cm2
.a
pump pressure : 1.6 kgf/cm2
Injection pipe : Inner Dia. 3 rnw. ,
Test Oil : IS041 13 or SAE Standard ‘.I,,,
(nrn - Length 600 mm
1
,AE J967d)
Oil Temp. : 40+5 OC
Overflow valve opening pressure : 1.3 kgf/cm2
2. Injection Timing :
he-stroke : No. 1 Plunger
3.6 2 0.05 mm
Note : Adjust with control rod position of
mm
Injection order :
l-
3,1
-4,1-
2
- -
90”*30’ 180"=30 270"1130'
(interval :
O4 30’)
Plungers are numbered from the Driver side.
Tappet clearance: Bolt adjustment type
; More than 0.3 mm for all cylinders.
Shim adjustment type
; Manually rotate the camshaft 2-3 times and confirm that
it rotates smoothly.
4. Injection Quani
:ity :
I I I
ing point
I
l-usilI
Fixed Remarks
(mnlr [ \l~p*llI/ 1
I
\ 101
I
Adjust- B-ybfo,,
I
Pump
I I
Speed
Injection O’ty
m\
Ir n m\
(cc/l000 strokes)
A
I
10.3
1 1,075
88.0 - 91
1
‘2 2 1 Lever 1 Basic
c
I
Approx.
7.4
I I
450
8.2 - 10.8
I
2 14 1 Rod
80-90
I I
Lever
5. Timing advance specification :
’ Pump
Speed
kp.m)
I
Advance
1 Angle (deg.)
‘1
@
.
n zExEL=
ZEXEL CORPORATION
Service Department
3-4-l Kitano, Niita-shi, Saitama-ken, 352 Japan
Tel. (048) 470-1559
l
Fax. (048) 474-9856
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