Rating:
Information injection-pump assembly
ZEXEL
101482-4271
1014824271
ISUZU
8943324031
8943324031
Cross reference number
ZEXEL
101482-4271
1014824271
ISUZU
8943324031
8943324031
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
3.3
3.25
3.35
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
9.8
Pump speed
r/min
900
900
900
Average injection quantity
mm3/st.
33.2
32.2
34.2
Max. variation between cylinders
%
0
-2.5
2.5
Basic
*
Fixing the rack
*
Injection quantity adjustment_02
Adjusting point
B
Rack position
10.7
Pump speed
r/min
875
875
875
Average injection quantity
mm3/st.
47.5
45.5
49.5
Fixing the lever
*
Injection quantity adjustment_03
Adjusting point
-
Rack position
9.6+-0.5
Pump speed
r/min
350
350
350
Average injection quantity
mm3/st.
9.4
7.4
11.4
Max. variation between cylinders
%
0
-15
15
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.
Test data Ex:
Governor adjustment
N:Pump speed
R:Rack position (mm)
(1)Target notch: K
(2)The torque control spring does not operate.
(3)Set idle sub-spring
(4)Main spring setting
----------
K=10
----------
----------
K=10
----------
Speed control lever angle
F:Full speed
I:Idle
(1)Stopper bolt setting
(2)Set the pump speed at aa
(3)Set the pump speed at bb (at delivery)
----------
aa=750r/min bb=900r/min
----------
a=105deg+-5deg b=19deg+-5deg c=5deg+-5deg
----------
aa=750r/min bb=900r/min
----------
a=105deg+-5deg b=19deg+-5deg c=5deg+-5deg
Stop lever angle
N:Pump normal
S:Stop the pump.
(1)No return spring
----------
----------
a=66.5deg+-5deg b=53deg+-5deg
----------
----------
a=66.5deg+-5deg b=53deg+-5deg
Timing setting
(1)Pump vertical direction
(2)Position of gear mark 'V' at No 1 cylinder's beginning of injection
(3)B.T.D.C.: aa
(4)-
----------
aa=17deg
----------
a=(200deg)
----------
aa=17deg
----------
a=(200deg)