Rating:
Information injection-pump assembly
ZEXEL
104304-4420
1043044420
ISUZU
8944463150
8944463150
Cross reference number
ZEXEL
104304-4420
1043044420
ISUZU
8944463150
8944463150
| Zexel num | Bosch num | Firm num | Firm | Name |
|
104304-4420
104304-4421 |
8944463150 | ISUZU |
INJECTION-PUMP ASSEMBLY
4FB1 * |
Calibration Data:
Adjustment conditions Test oil ISO4113 or {SAEJ967d}
1404 Test oil
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
mm
6-2-600
Outer diameter - inner diameter - length (mm)
Outer diameter - inner diameter - length (mm)
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)
R
Right
Right
Injection timing adjustment Direction of rotation (viewed from drive side) R
Right
Injection order
1-3-4-2
Pre-stroke
mm
2.1
2.05
2.15
Rack position
R=B
Point B
Point B
Beginning of injection position
NO.1
Drive side
Drive side
Difference between angles 1
deg.
90
89.5
90.5
Cal 1-3
Cal 1-3
Difference between angles 2
deg.
180
179.5
180.5
Cal 1-4
Cal 1-4
Difference between angles 3
deg.
270
269.5
270.5
Cyl.1-2
Cyl.1-2
Injection quantity adjustment Adjusting point B
Rack position
8.6
Pump speed
r/min
1300
1300
1300
Average injection quantity
mm3/st.
31.6
31.1
32.1
Max. variation between cylinders
%
0
-2.5
2.5
Basic
*
Fixing the lever
*
Injection quantity adjustment_02 Adjusting point -
Rack position
7.1+-0.5
Pump speed
r/min
425
425
425
Average injection quantity
mm3/st.
8
7
9
Max. variation between cylinders
%
0
-14
14
Fixing the lever
*
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)Torque control stroke
(2)Set the idle spring.
(3)Main spring setting
(4)Rack difference from N = N1
(5)Rack difference to N = N2
----------
N1=1300r/min N2=1300r/min
----------
Speed control lever angle
F:Full speed
I:Idle
(1)Stopper bolt setting
----------
----------
a=7deg+-3deg b=28deg+-6deg
Timing setting
(1)Pump vertical direction
(2)Position of gear's standard threaded hole at No 1 cylinder's beginning of injection
(3)B.T.D.C.: aa
(4)-
----------
aa=19deg
----------
a=(50deg)