Rating:
Information injection-pump assembly
ZEXEL
108621-2030
1086212030
Service parts 108621-2030 INJECTION-PUMP ASSEMBLY:
1.
_
7.
COUPLING PLATE
9.
_
11.
Nozzle and Holder
ME120897
12.
Open Pre:MPa(Kqf/cm2)
17.7{180}/24.5{250}
15.
NOZZLE SET
Include in #1:
108621-2030
as INJECTION-PUMP ASSEMBLY
Cross reference number
ZEXEL
108621-2030
1086212030
Zexel num
Bosch num
Firm num
Name
108621-2030
INJECTION-PUMP ASSEMBLY
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
105780-8250
Bosch type code
1 688 901 101
Nozzle
105780-0120
Bosch type code
1 688 901 990
Nozzle holder
105780-2190
Opening pressure
MPa
20.7
Opening pressure
kgf/cm2
211
Injection pipe
Outer diameter - inner diameter - length (mm) mm 8-3-600
Outer diameter - inner diameter - length (mm) mm 8-3-600
Overflow valve
131424-7220
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
255
255
255
Tester oil delivery pressure
kgf/cm2
2.6
2.6
2.6
RED3 control unit part number
407910-2
470
RED3 rack sensor specifications
mm
15
PS/ACT control unit part no.
407980-2
24*
Digi switch no.
21
Direction of rotation (viewed from drive side)
Left L
Left L
Injection timing adjustment
Direction of rotation (viewed from drive side)
Left L
Left L
Injection order
1-5-3-6-
2-4
Pre-stroke
mm
5.6
5.57
5.63
Beginning of injection position
Governor side NO.1
Governor side NO.1
Difference between angles 1
Cal 1-5 deg. 60 59.75 60.25
Cal 1-5 deg. 60 59.75 60.25
Difference between angles 2
Cal 1-3 deg. 120 119.75 120.25
Cal 1-3 deg. 120 119.75 120.25
Difference between angles 3
Cal 1-6 deg. 180 179.75 180.25
Cal 1-6 deg. 180 179.75 180.25
Difference between angles 4
Cyl.1-2 deg. 240 239.75 240.25
Cyl.1-2 deg. 240 239.75 240.25
Difference between angles 5
Cal 1-4 deg. 300 299.75 300.25
Cal 1-4 deg. 300 299.75 300.25
Injection quantity adjustment
Rack position
(12.9)
Vist
V
1.42
1.42
1.42
Pump speed
r/min
650
650
650
Average injection quantity
mm3/st.
148.5
147.5
149.5
Max. variation between cylinders
%
0
-2
2
Basic
*
PS407980-224*
V
V1+1.44+
-0.01
PS407980-224*
mm
3.2+-0.0
5
Remarks
Refer to items regarding the pre-stroke actuator
Refer to items regarding the pre-stroke actuator
Injection quantity adjustment_02
Rack position
(6.5)
Vist
V
2.7
2.6
2.8
Pump speed
r/min
250
250
250
Average injection quantity
mm3/st.
10.5
8.5
12.5
Max. variation between cylinders
%
0
-15
15
PS407980-224*
V
V1+0.13+
-0.01
PS407980-224*
mm
5.4+-0.0
3
Governor adjustment
Pump speed
r/min
700--
Advance angle
deg.
0
0
0
Remarks
Start
Start
Governor adjustment_02
Pump speed
r/min
650
Advance angle
deg.
0.5
Governor adjustment_03
Pump speed
r/min
850
Advance angle
deg.
2
1.5
2.5
Remarks
Finish
Finish
0000001201
Pre-stroke
mm
5.6
5.57
5.63
Remarks
When the timing sleeve is pushed up
When the timing sleeve is pushed up
_02
Connector angle
deg.
5
4.5
5.5
Remarks
When the eccentric pin is tightened
When the eccentric pin is tightened
_03
Supply voltage
V
24
23.5
24.5
Ambient temperature
degC
23
18
28
Pre-stroke
mm
5.6
5.57
5.63
Output voltage
V
1
0.95
1.05
Adjustment
*
Remarks
Output voltage V1
Output voltage V1
_04
Supply voltage
V
24
23.5
24.5
Ambient temperature
degC
23
18
28
Pre-stroke
mm
2.6
2.32
2.88
Output voltage
V
2.8
2.78
2.87
Confirmation
*
_05
Supply voltage
V
24
23.5
24.5
Ambient temperature
degC
23
18
28
Output voltage
V
3.05
3.05
Confirmation of operating range
*
Test data Ex:
Speed control lever angle
N:Pump normal
S:Stop the pump.
(1)Rack position = aa
(2)Rack position bb
----------
aa=16mm bb=1mm
----------
a=19deg+-5deg b=29deg+-5deg
----------
aa=16mm bb=1mm
----------
a=19deg+-5deg b=29deg+-5deg
0000000901
(1)Pump vertical direction
(2)Coupling's key groove position at No 1 cylinder's beginning of injection
(3)Pre-stroke: aa
(4)-
----------
aa=5.6+-0.03mm
----------
a=(2deg)
----------
aa=5.6+-0.03mm
----------
a=(2deg)
0000001701
(Rs) rack sensor specifications
(C/U) control unit part number
(V) Rack sensor output voltage
(R) Rack position (mm)
1. Confirming governor output characteristics (rack 15 mm, span 6 mm)
(1)When the output voltages of the rack sensor are V1 and V2, check that the rack positions R1 and R2 in the table above are satisfied.
----------
----------
----------
----------
0000001901 RACK SENSOR
(VR) measurement voltage
(I) Part number of the control unit
(G) Apply red paint.
(H): End surface of the pump
1. Rack sensor adjustment (154610-0620)
(1)At governor side rack sensor output voltage V1, adjust the bobbin (A) so that the drive side rack sensor output voltage is VR+-0.01.
(2)Apply G at two places.
Connecting part between the joint (B) and the nut (F)
Connecting part between the joint (B) and the end surface of the pump (H)
----------
V1=1V
----------
----------
V1=1V
----------
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Mitsubishi
Mitsubishi
Mitsubishi
108621-2030
INJECTION-PUMP ASSEMBLY