Rating:
Information injection-pump assembly
ZEXEL
101472-0120
1014720120
ISUZU
8971172570
8971172570
Service parts 101472-0120 INJECTION-PUMP ASSEMBLY:
1.
_
5.
AUTOM. ADVANCE MECHANIS
6.
COUPLING PLATE
8.
_
9.
_
11.
Nozzle and Holder
5-15300-039-1
12.
Open Pre:MPa(Kqf/cm2)
11.8{120}
15.
NOZZLE SET
Cross reference number
ZEXEL
101472-0120
1014720120
ISUZU
8971172570
8971172570
Zexel num
Bosch num
Firm num
Name
Calibration Data:
Adjustment conditions
Test oil
1404 Test oil ISO4113 or {SAEJ967d}
1404 Test oil ISO4113 or {SAEJ967d}
Test oil temperature
degC
40
40
45
Nozzle and nozzle holder
105780-8140
Bosch type code
EF8511/9A
Nozzle
105780-0000
Bosch type code
DN12SD12T
Nozzle holder
105780-2080
Bosch type code
EF8511/9
Opening pressure
MPa
17.2
Opening pressure
kgf/cm2
175
Injection pipe
Outer diameter - inner diameter - length (mm) mm 6-2-600
Outer diameter - inner diameter - length (mm) mm 6-2-600
Tester oil delivery pressure
kPa
157
157
157
Tester oil delivery pressure
kgf/cm2
1.6
1.6
1.6
Direction of rotation (viewed from drive side)
Left L
Left L
Injection timing adjustment
Direction of rotation (viewed from drive side)
Left L
Left L
Injection order
1-3-4-2
Pre-stroke
mm
2.25
2.2
2.3
Beginning of injection position
Drive side NO.1
Drive side NO.1
Difference between angles 1
Cal 1-3 deg. 90 89.5 90.5
Cal 1-3 deg. 90 89.5 90.5
Difference between angles 2
Cal 1-4 deg. 180 179.5 180.5
Cal 1-4 deg. 180 179.5 180.5
Difference between angles 3
Cyl.1-2 deg. 270 269.5 270.5
Cyl.1-2 deg. 270 269.5 270.5
Injection quantity adjustment
Adjusting point
A
Rack position
9.6
Pump speed
r/min
750
750
750
Average injection quantity
mm3/st.
26.9
25.9
27.9
Max. variation between cylinders
%
0
-2.5
2.5
Basic
*
Fixing the rack
*
Injection quantity adjustment_02
Adjusting point
B
Rack position
10
Pump speed
r/min
725
725
725
Average injection quantity
mm3/st.
33.7
32.2
35.2
Max. variation between cylinders
%
0
-4.5
4.5
Fixing the lever
*
Injection quantity adjustment_03
Adjusting point
-
Rack position
8.9+-0.5
Pump speed
r/min
350
350
350
Average injection quantity
mm3/st.
8
6.9
9.1
Max. variation between cylinders
%
0
-14
14
Fixing the rack
*
Remarks
Adjust only variation between cylinders; adjust governor according to governor specifications.
Adjust only variation between cylinders; adjust governor according to governor specifications.
Injection quantity adjustment_04
Adjusting point
D
Rack position
(13.2)+-
0.1
Pump speed
r/min
100
100
100
Average injection quantity
mm3/st.
77
72
82
Fixing the lever
*
Rack limit
*
Test data Ex:
Governor adjustment
N:Pump speed
R:Rack position (mm)
(1)Target notch: K
(2)Tolerance for racks not indicated: +-0.05mm.
(3)RACK LIMIT: RAL
(4)Rack difference between N = N1 and N = N2
(5)Set idle sub-spring
----------
K=16 RAL=(13.2)+-0.1mm N1=875r/min N2=550r/min
----------
----------
K=16 RAL=(13.2)+-0.1mm N1=875r/min N2=550r/min
----------
Speed control lever angle
F:Full speed
I:Idle
(1)Set the pump speed at aa. ( At delivery )
(2)Set the pump speed at bb.
----------
aa=900r/min bb=750r/min
----------
a=17deg+-5deg b=3deg+-5deg c=5deg+-5deg
----------
aa=900r/min bb=750r/min
----------
a=17deg+-5deg b=3deg+-5deg c=5deg+-5deg
Stop lever angle
N:Pump normal
S:Stop the pump.
----------
----------
a=36.5deg+-5deg b=53deg+-5deg
----------
----------
a=36.5deg+-5deg b=53deg+-5deg
Timing setting
(1)Pump vertical direction
(2)Gear mark Z for the No. 4 cylinder's beginning of injection
(3)B.T.D.C.: aa
(4)-
----------
aa=16deg
----------
a=(60deg)
----------
aa=16deg
----------
a=(60deg)