Rating:
Information injection-pump assembly
ZEXEL
106991-1280
1069911280
ISUZU
1156025990
1156025990
Service parts 106991-1280 INJECTION-PUMP ASSEMBLY:
1.
_
6.
COUPLING PLATE
7.
COUPLING PLATE
8.
_
9.
_
11.
Nozzle and Holder
1-15300-231-1
12.
Open Pre:MPa(Kqf/cm2)
19.6{200}
15.
NOZZLE SET
Include in #1:
106991-1280
as INJECTION-PUMP ASSEMBLY
Cross reference number
ZEXEL
106991-1280
1069911280
ISUZU
1156025990
1156025990
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 8-3-600
Outer diameter - inner diameter - length (mm) mm 8-3-600
Overflow valve (drive side)
134424-3720
Overflow valve opening pressure (drive side)
kPa
255
221
289
Overflow valve opening pressure (drive side)
kgf/cm2
2.6
2.25
2.95
Overflow valve (governor side)
134424-2720
Overflow valve opening pressure (governor side)
kPa
255
221
289
Overflow valve opening pressure (governor side)
kgf/cm2
2.6
2.25
2.95
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
1-8-7-6-
5-4-3-10
-9-2
Pre-stroke
mm
4.2
4.17
4.23
Beginning of injection position
Governor side NO.1
Governor side NO.1
Difference between angles 1
Cal 1-8 deg. 27 26.75 27.25
Cal 1-8 deg. 27 26.75 27.25
Difference between angles 2
Cal 1-7 deg. 72 71.75 72.25
Cal 1-7 deg. 72 71.75 72.25
Difference between angles 3
Cal 1-6 deg. 99 98.75 99.25
Cal 1-6 deg. 99 98.75 99.25
Difference between angles 4
Cal 1-5 deg. 144 143.75 144.25
Cal 1-5 deg. 144 143.75 144.25
Difference between angles 5
Cal 1-4 deg. 171 170.75 171.25
Cal 1-4 deg. 171 170.75 171.25
Difference between angles 6
Cal 1-3 deg. 216 215.75 216.25
Cal 1-3 deg. 216 215.75 216.25
Difference between angles 7
Cal 1-10 deg. 243 242.75 243.25
Cal 1-10 deg. 243 242.75 243.25
Difference between angles 8
Cal 1-9 deg. 288 287.75 288.25
Cal 1-9 deg. 288 287.75 288.25
Difference between angles 9
Cyl.1-2 deg. 315 314.75 315.25
Cyl.1-2 deg. 315 314.75 315.25
Injection quantity adjustment
Adjusting point
A
Rack position
9.9
Pump speed
r/min
800
800
800
Average injection quantity
mm3/st.
118.1
116.6
119.6
Max. variation between cylinders
%
0
-2
2
Basic
*
Fixing the lever
*
Injection quantity adjustment_02
Adjusting point
C
Rack position
5.5+-0.5
Pump speed
r/min
250
250
250
Average injection quantity
mm3/st.
12
10.6
13.4
Max. variation between cylinders
%
0
-13
13
Fixing the rack
*
Injection quantity adjustment_03
Adjusting point
D
Rack position
12.1+-0.
5
Pump speed
r/min
150
150
150
Average injection quantity
mm3/st.
140
140
160
Fixing the lever
*
Injection quantity adjustment_04
Adjusting point
E
Rack position
8.9
Pump speed
r/min
1150
1150
1150
Average injection quantity
mm3/st.
98.4
94.4
102.4
Fixing the lever
*
Timer adjustment
Pump speed
r/min
550--
Advance angle
deg.
0
0
0
Remarks
Start
Start
Timer adjustment_02
Pump speed
r/min
500
Advance angle
deg.
0.3
Timer adjustment_03
Pump speed
r/min
900
Advance angle
deg.
3
2.5
3.5
Remarks
Finish
Finish
Test data Ex:
Governor adjustment
N:Pump speed
R:Rack position (mm)
(1)Tolerance for racks not indicated: +-0.05mm.
(2)Excess fuel setting for starting: SXL
(3)Aneroid compensator absolute pressure: P1
(4)Damper spring setting
----------
SXL=10.2+-0.1mm P1=69.8+-0.67kPa(524+-5mmHg)
----------
----------
SXL=10.2+-0.1mm P1=69.8+-0.67kPa(524+-5mmHg)
----------
Speed control lever angle
F:Full speed
----------
----------
a=1.5deg+-5deg
----------
----------
a=1.5deg+-5deg
0000000901
F:Full load
I:Idle
(1)Stopper bolt setting
----------
----------
a=10deg+-5deg b=40.5deg+-3deg
----------
----------
a=10deg+-5deg b=40.5deg+-3deg
Stop lever angle
N:Pump normal
S:Stop the pump.
----------
----------
a=60deg+-5deg b=73deg+-5deg
----------
----------
a=60deg+-5deg b=73deg+-5deg
0000001501 ACS
(A) Set screw
1. Aneroid compensator unit adjustment
Screw in (A) to obtain L1.
2. Adjustment following governor installation
(1)Set the speed of the pump to N1 r/min and fix the control lever at the full set position.
(2)Screw in the aneroid compensator to obtain the performance shown in the graph above.
----------
N1=1150r/min L1=(0.1~0.5)mm
----------
R1=10mm R2=8.9mm P1=(89.8)kPa((674)mmHg) P2=69.8+-0.7kPa(524+-5mmHg) Q1=(126.2)+-2cm3/1000st Q2=(98.4)+-2cm3/1000st
----------
N1=1150r/min L1=(0.1~0.5)mm
----------
R1=10mm R2=8.9mm P1=(89.8)kPa((674)mmHg) P2=69.8+-0.7kPa(524+-5mmHg) Q1=(126.2)+-2cm3/1000st Q2=(98.4)+-2cm3/1000st
Timing setting
(1)Pump vertical direction
(2)Position of "Z" mark at the No 1 cylinder's beginning of injection (governor side)
(3)B.T.D.C.: aa
(4)-
----------
aa=17deg
----------
a=(170deg)
----------
aa=17deg
----------
a=(170deg)