Rating:
Information injection-pump assembly
ZEXEL
106871-2120
1068712120
MITSUBISHI
ME068643
me068643
Cross reference number
ZEXEL
106871-2120
1068712120
MITSUBISHI
ME068643
me068643
Zexel num
Bosch num
Firm num
Name
106871-2120
ME068643 MITSUBISHI
INJECTION-PUMP ASSEMBLY
8DC90C * K
8DC90C * 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 8-3-600
Outer diameter - inner diameter - length (mm) mm 8-3-600
Overflow valve
134424-1120
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
1-2-7-3-
4-5-6-8
Pre-stroke
mm
4.8
4.75
4.85
Beginning of injection position
Governor side NO.1
Governor side NO.1
Difference between angles 1
Cyl.1-2 deg. 45 44.5 45.5
Cyl.1-2 deg. 45 44.5 45.5
Difference between angles 2
Cal 1-7 deg. 90 89.5 90.5
Cal 1-7 deg. 90 89.5 90.5
Difference between angles 3
Cal 1-3 deg. 135 134.5 135.5
Cal 1-3 deg. 135 134.5 135.5
Difference between angles 4
Cal 1-4 deg. 180 179.5 180.5
Cal 1-4 deg. 180 179.5 180.5
Difference between angles 5
Cal 1-5 deg. 225 224.5 225.5
Cal 1-5 deg. 225 224.5 225.5
Difference between angles 6
Cal 1-6 deg. 270 269.5 270.5
Cal 1-6 deg. 270 269.5 270.5
Difference between angles 7
Cal 1-8 deg. 315 314.5 315.5
Cal 1-8 deg. 315 314.5 315.5
Injection quantity adjustment
Adjusting point
A
Rack position
9.9
Pump speed
r/min
1100
1100
1100
Average injection quantity
mm3/st.
120.6
116
125.2
Max. variation between cylinders
%
0
-4
4
Fixing the lever
*
Injection quantity adjustment_02
Adjusting point
B
Rack position
9.9
Pump speed
r/min
700
700
700
Average injection quantity
mm3/st.
113.4
109.9
116.9
Max. variation between cylinders
%
0
-3
3
Basic
*
Fixing the lever
*
Injection quantity adjustment_03
Adjusting point
C
Rack position
6.5+-0.5
Pump speed
r/min
200
200
200
Average injection quantity
mm3/st.
15
12.4
17.6
Max. variation between cylinders
%
0
-15
15
Fixing the rack
*
Injection quantity adjustment_04
Adjusting point
D
Rack position
12.2+-0.
5
Pump speed
r/min
100
100
100
Average injection quantity
mm3/st.
110
110
Fixing the lever
*
Remarks
After startup boost setting
After startup boost setting
Timer adjustment
Pump speed
r/min
600+-50
Advance angle
deg.
0
0
0
Remarks
Start
Start
Timer adjustment_02
Pump speed
r/min
700
Advance angle
deg.
0.7
0.2
1.2
Timer adjustment_03
Pump speed
r/min
850
Advance angle
deg.
2
1.5
2.5
Timer adjustment_04
Pump speed
r/min
1000
Advance angle
deg.
3.6
3.1
4.1
Timer adjustment_05
Pump speed
r/min
1150
Advance angle
deg.
5.5
5
6
Remarks
Finish
Finish
Test data Ex:
Governor adjustment
N:Pump speed
R:Rack position (mm)
(1)Target notch: K
(2)RACK LIMIT: RAL
(3)Deliver with the torque spring and the torque control spring not operating.
(4)Idle sub spring setting: L1.
----------
K=13 RAL=(12.2)mm L1=5-0.5mm
----------
----------
K=13 RAL=(12.2)mm L1=5-0.5mm
----------
Speed control lever angle
F:Full speed
I:Idle
(1)Stopper bolt setting
----------
----------
a=11deg+-5deg b=24deg+-5deg
----------
----------
a=11deg+-5deg b=24deg+-5deg
Stop lever angle
N:Pump normal
S:Stop the pump.
----------
----------
a=(26deg) b=(27deg)
----------
----------
a=(26deg) b=(27deg)
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Mitsubishi
106871-2120
ME068643
INJECTION-PUMP ASSEMBLY
8DC90C
8DC90C