Rating:
Information injection-pump assembly
BOSCH
9 400 616 515
9400616515
ZEXEL
104304-4261
1043044261
ISUZU
8941694272
8941694272
Cross reference number
BOSCH
9 400 616 515
9400616515
ZEXEL
104304-4261
1043044261
ISUZU
8941694272
8941694272
Zexel num
Bosch num
Firm num
Name
104304-4261
9 400 616 515
8941694272 ISUZU
INJECTION-PUMP ASSEMBLY
4FA1 * K
4FA1 * K
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)
Right R
Right R
Injection timing adjustment
Direction of rotation (viewed from drive side)
Right R
Right R
Injection order
1-3-4-2
Pre-stroke
mm
2.1
2.05
2.15
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
B
Rack position
9.3
Pump speed
r/min
1275
1275
1275
Average injection quantity
mm3/st.
33.1
32.1
34.1
Max. variation between cylinders
%
0
-2.5
2.5
Basic
*
Fixing the lever
*
Injection quantity adjustment_02
Adjusting point
-
Rack position
7.5+-0.5
Pump speed
r/min
375
375
375
Average injection quantity
mm3/st.
8.7
7.7
9.7
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.
Injection quantity adjustment_03
Adjusting point
D
Rack position
13+1
Pump speed
r/min
100
100
100
Average injection quantity
mm3/st.
35
35
Fixing the lever
*
Test data Ex:
Governor adjustment
N:Pump speed
R:Rack position (mm)
(1)Set the idle spring.
(2)Main spring setting
----------
----------
----------
----------
Speed control lever angle
F:Full speed
I:Idle
(1)Stopper bolt setting
----------
----------
a=7deg+-3deg b=26deg+-6deg
----------
----------
a=7deg+-3deg b=26deg+-6deg
Stop lever angle
N:Pump normal
S:Stop the pump.
----------
----------
a=18deg+-5deg b=(38deg)
----------
----------
a=18deg+-5deg b=(38deg)
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=17deg
----------
a=(50deg)
----------
aa=17deg
----------
a=(50deg)
Have questions with 104304-4261?
Group cross 104304-4261 ZEXEL
Isuzu
104304-4261
9 400 616 515
8941694272
INJECTION-PUMP ASSEMBLY
4FA1
4FA1