Rating:
Information injection-pump assembly
ZEXEL
101901-0911
1019010911
ISUZU
1156008311
1156008311
Cross reference number
ZEXEL
101901-0911
1019010911
ISUZU
1156008311
1156008311
Zexel num
Bosch num
Firm num
Name
101901-0911
1156008311 ISUZU
INJECTION-PUMP ASSEMBLY
12PB1 * K
12PB1 * 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
Overflow valve
134424-0020
Overflow valve opening pressure
kPa
157
123
191
Overflow valve opening pressure
kgf/cm2
1.6
1.25
1.95
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
R: right hand row, L: left hand row 1L4R9L8R 5L2R11L1 0R3L6R7L
R: right hand row, L: left hand row 1L4R9L8R 5L2R11L1 0R3L6R7L
Pre-stroke
mm
3.2
3.15
3.25
Beginning of injection position
Opposite to the driving side NO.1
Opposite to the driving side NO.1
Difference between angles 1
Cal 1-4 deg. 15 14.5 15.5
Cal 1-4 deg. 15 14.5 15.5
Difference between angles 2
Cal 1-9 deg. 60 59.5 60.5
Cal 1-9 deg. 60 59.5 60.5
Difference between angles 3
Cal 1-8 deg. 75 74.5 75.5
Cal 1-8 deg. 75 74.5 75.5
Difference between angles 4
Cal 1-5 deg. 120 119.5 120.5
Cal 1-5 deg. 120 119.5 120.5
Difference between angles 5
Cyl.1-2 deg. 135 134.5 135.5
Cyl.1-2 deg. 135 134.5 135.5
Difference between angles 6
Cal 1-11 deg. 180 179.5 180.5
Cal 1-11 deg. 180 179.5 180.5
Difference between angles 7
Cal 1-10 deg. 195 194.5 195.5
Cal 1-10 deg. 195 194.5 195.5
Difference between angles 8
Cal 1-3 deg. 240 239.5 240.5
Cal 1-3 deg. 240 239.5 240.5
Difference between angles 9
Cal 1-6 deg. 255 254.5 255.5
Cal 1-6 deg. 255 254.5 255.5
Difference between angles 10
Cal 1-7 deg. 300 299.5 300.5
Cal 1-7 deg. 300 299.5 300.5
Difference between angles 11
Cal 1-12 deg. 315 314.5 315.5
Cal 1-12 deg. 315 314.5 315.5
Injection quantity adjustment
Adjusting point
A
Rack position
11.4
Pump speed
r/min
700
700
700
Average injection quantity
mm3/st.
81.5
80.5
82.5
Max. variation between cylinders
%
0
-2
2
Basic
*
Fixing the lever
*
Injection quantity adjustment_02
Adjusting point
B
Rack position
8+-0.5
Pump speed
r/min
225
225
225
Average injection quantity
mm3/st.
8
6.7
9.3
Max. variation between cylinders
%
0
-13
13
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_03
Adjusting point
C
Rack position
15+-0.5
Pump speed
r/min
150
150
150
Each cylinder's injection qty
mm3/st.
95
95
Fixing the lever
*
Remarks
After startup boost setting
After startup boost setting
Timer adjustment
Pump speed
r/min
900
Advance angle
deg.
0.3
Timer adjustment_02
Pump speed
r/min
1000
Advance angle
deg.
1.1
0.1
1.1
Timer adjustment_03
Pump speed
r/min
1150
Advance angle
deg.
1.7
1.2
2.2
Timer adjustment_04
Pump speed
r/min
1300
Advance angle
deg.
3
2.5
3.5
Remarks
Finish
Finish
Test data Ex:
Governor adjustment
N:Pump speed
R:Rack position (mm)
(1)Beginning of damper spring operation: DL
(2)Rack limit (operating at delivery)
(3)Excess fuel setting for starting: SXL
----------
DL=6-0.5mm SXL=12.4+0.2mm
----------
----------
DL=6-0.5mm SXL=12.4+0.2mm
----------
Speed control lever angle
F:Full speed
M:Minimum-maximum speed
(1)Fix at full speed at delivery.
(2)Set the pump speed at aa
(3)Set using 2 nuts
----------
aa=500r/min
----------
a=6deg+-5deg b=12deg+-5deg
----------
aa=500r/min
----------
a=6deg+-5deg b=12deg+-5deg
0000000901
F:Full load
I:Idle
S:Stop
(1)Rack position aa (pump speed bb r/min )
----------
aa=7.5mm bb=0r/min
----------
a=31deg+-3deg b=13deg+-5deg c=1.5deg+-5deg
----------
aa=7.5mm bb=0r/min
----------
a=31deg+-3deg b=13deg+-5deg c=1.5deg+-5deg
Stop lever angle
N:Pump normal
S:Stop the pump.
----------
----------
a=40deg+-5deg b=71deg+-5deg
----------
----------
a=40deg+-5deg b=71deg+-5deg
Timing setting
(1)Pump vertical direction
(2)Positions of coupling's threaded installation holes at No 1 cylinder's beginning of injection
(3)B.T.D.C.: aa
(4)-
----------
aa=20deg
----------
a=(40deg)
----------
aa=20deg
----------
a=(40deg)
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Isuzu
101901-0911
1156008311
INJECTION-PUMP ASSEMBLY
12PB1
12PB1