Rating:
Information injection-pump assembly
ZEXEL
102750-0010
1027500010
MITSUBISHI
ME015939
me015939
Cross reference number
ZEXEL
102750-0010
1027500010
MITSUBISHI
ME015939
me015939
Zexel num
Bosch num
Firm num
Name
102750-0010
ME015939 MITSUBISHI
INJECTION-PUMP ASSEMBLY
4D32 Q
4D32 Q
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
137500-1120
Overflow valve opening pressure
kPa
255
221
289
Overflow valve opening pressure
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
1-3-4-2
Pre-stroke
mm
3
2.95
3.05
Rack position
After adjusting injection quantity. R=A
After adjusting injection quantity. R=A
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
-
Rack position
11.7
Pump speed
r/min
900
900
900
Average injection quantity
mm3/st.
155
153
157
Max. variation between cylinders
%
0
-2.5
2.5
Basic
*
Fixing the rack
*
Standard for adjustment of the maximum variation between cylinders
*
Injection quantity adjustment_02
Adjusting point
H
Rack position
9.5+-0.5
Pump speed
r/min
375
375
375
Average injection quantity
mm3/st.
64
61
67
Max. variation between cylinders
%
0
-10
10
Fixing the rack
*
Standard for adjustment of the maximum variation between cylinders
*
Injection quantity adjustment_03
Adjusting point
A
Rack position
R1(11.7)
Pump speed
r/min
900
900
900
Average injection quantity
mm3/st.
155
154
156
Basic
*
Fixing the lever
*
Timer adjustment
Pump speed
r/min
800--
Advance angle
deg.
0
0
0
Remarks
Start
Start
Timer adjustment_02
Pump speed
r/min
750
Advance angle
deg.
0.5
Timer adjustment_03
Pump speed
r/min
1700
Advance angle
deg.
6.5
6
7
Remarks
Finish
Finish
Test data Ex:
Governor adjustment
N:Pump speed
R:Rack position (mm)
(1)Torque cam stamping: T1
(2)Tolerance for racks not indicated: +-0.05mm.
(3)At rack sensor installation: RS
----------
T1=K01 RS=(16)mm
----------
----------
T1=K01 RS=(16)mm
----------
Speed control lever angle
F:Full speed
I:Idle
(1)Use the hole at R = aa
(2)Stopper bolt set position 'H'
----------
aa=40mm
----------
a=23.5deg+-5deg b=(41.5deg)+-3deg
----------
aa=40mm
----------
a=23.5deg+-5deg b=(41.5deg)+-3deg
Stop lever angle
N:Pump normal
S:Stop the pump.
(1)Free (at delivery)
(2)Use the hole at R = aa
(3)Rack position = corresponding to bb (engine normal position)
(4)Set the stopper bolt at speed = cc and rack position = dd (non-injection rack position). Confirm non-injection.
(5)After setting the stopper bolt, confirm non-injection at speed ee. Rack position = ff or less (non-injection rack position).
----------
aa=40mm bb=16mm cc=1750r/min dd=4.2-0.5mm ee=375r/min ff=(6.5)mm
----------
a=3deg+-5deg b=19deg+-5deg c=30deg+-5deg
----------
aa=40mm bb=16mm cc=1750r/min dd=4.2-0.5mm ee=375r/min ff=(6.5)mm
----------
a=3deg+-5deg b=19deg+-5deg c=30deg+-5deg
0000001501 RACK SENSOR
R:Rack position (mm)
V:Voltage (V)
After installing the rack sensor, confirm the output value (VR).
----------
N1=900r/min Ra=R1(11.7)mm VR=2+-0.01V
----------
----------
N1=900r/min Ra=R1(11.7)mm VR=2+-0.01V
----------
0000001601 I/P WITH LOAD PLUNGER ADJ
Plunger assembly number: PL (stamping: ST)
1. Adjustment procedures
(1)Insert the pre-stroke adjusting shims L1 for each cylinder.
(2)Adjust injection quantity.(max. var. bet. cyl. idling a1, full a2)
(3)At basic point A, adjust so that the pre-stroke is L2.
(4)Reconfirm the injection quantity.
----------
PL=137500-1920 ST=555 L1=1mm L2=3+-0.05mm a1=+-10% a2=+-2.5%
----------
----------
PL=137500-1920 ST=555 L1=1mm L2=3+-0.05mm a1=+-10% a2=+-2.5%
----------
Timing setting
(1)Pump vertical direction
(2)Position of gear mark '3' at No 1 cylinder's beginning of injection
(3)B.T.D.C.: aa
(4)-
----------
aa=23deg
----------
a=(140deg)
----------
aa=23deg
----------
a=(140deg)
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Komatsu
Mitsubishi
102750-0010
ME015939
INJECTION-PUMP ASSEMBLY
4D32
4D32