Rating:
Information injection-pump assembly
ZEXEL
106871-2820
1068712820
Service parts 106871-2820 INJECTION-PUMP ASSEMBLY:
1.
_
3.
GOVERNOR
7.
COUPLING PLATE
8.
_
9.
_
11.
Nozzle and Holder
ME066499
12.
Open Pre:MPa(Kqf/cm2)
17.7{180}/21.6{220}
15.
NOZZLE SET
Include in #1:
106871-2820
as INJECTION-PUMP ASSEMBLY
Cross reference number
ZEXEL
106871-2820
1068712820
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
131424-4620
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
1-2-7-3-
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
-
Rack position
11.4
Pump speed
r/min
700
700
700
Each cylinder's injection qty
mm3/st.
156
151
161
Basic
*
Fixing the rack
*
Standard for adjustment of the maximum variation between cylinders
*
Injection quantity adjustment_02
Adjusting point
C
Rack position
6.1+-0.5
Pump speed
r/min
225
225
225
Each cylinder's injection qty
mm3/st.
20
17
23
Fixing the rack
*
Standard for adjustment of the maximum variation between cylinders
*
Injection quantity adjustment_03
Adjusting point
A
Rack position
R1(11.4)
Pump speed
r/min
700
700
700
Average injection quantity
mm3/st.
156
155
157
Basic
*
Fixing the lever
*
Boost pressure
kPa
33.3
33.3
Boost pressure
mmHg
250
250
Injection quantity adjustment_04
Adjusting point
B
Rack position
R1(11.4)
Pump speed
r/min
1100
1100
1100
Average injection quantity
mm3/st.
164
157
171
Difference in delivery
mm3/st.
14
14
14
Fixing the lever
*
Boost pressure
kPa
33.3
33.3
Boost pressure
mmHg
250
250
Injection quantity adjustment_05
Adjusting point
D
Rack position
-
Pump speed
r/min
100
100
100
Average injection quantity
mm3/st.
90
70
110
Fixing the lever
*
Boost pressure
kPa
0
0
0
Boost pressure
mmHg
0
0
0
Boost compensator adjustment
Pump speed
r/min
650
650
650
Rack position
(9.2)
Boost pressure
kPa
4
4
4
Boost pressure
mmHg
30
30
30
Boost compensator adjustment_02
Pump speed
r/min
650
650
650
Rack position
R1(11.4)
Boost pressure
kPa
20
20
20
Boost pressure
mmHg
150
150
150
Timer adjustment
Pump speed
r/min
(900+-50
)
Advance angle
deg.
0
0
0
Remarks
Start
Start
Timer adjustment_02
Pump speed
r/min
1100
Advance angle
deg.
4
3.5
4.5
Remarks
Finish
Finish
Test data Ex:
Governor adjustment
N:Pump speed
R:Rack position (mm)
(1)Boost compensator cancel stroke: BSL
(2)Damper spring setting: DL
(3)Boost compensator stroke: BCL
----------
BSL=2.6mm DL=4.3-0.2mm BCL=2.2+-0.1mm
----------
----------
BSL=2.6mm DL=4.3-0.2mm BCL=2.2+-0.1mm
----------
Speed control lever angle
F:Full speed
----------
----------
a=18deg+-5deg
----------
----------
a=18deg+-5deg
0000000901
F:Full load
I:Idle
(1)Stopper bolt setting
----------
----------
a=10deg+-5deg b=29.5deg+-3deg
----------
----------
a=10deg+-5deg b=29.5deg+-3deg
Stop lever angle
N:Engine manufacturer's normal use
S:Stop the pump.
(1)Rack position = aa
(2)Stopper bolt setting
(3)Rack position bb
(4)Free (at shipping)
----------
aa=4-0.5mm bb=14.6mm
----------
a=43deg+7deg-5deg b=30deg+-5deg c=(10.5deg)
----------
aa=4-0.5mm bb=14.6mm
----------
a=43deg+7deg-5deg b=30deg+-5deg c=(10.5deg)
0000001501 MICRO SWITCH
Adjustment of the micro-switch
Adjust the bolt to obtain the following lever position when the micro-switch is ON.
(1)Speed N1
(2)Rack position Ra
----------
N1=325+-5r/min Ra=5.6mm
----------
----------
N1=325+-5r/min Ra=5.6mm
----------
Timing setting
(1)Pump vertical direction
(2)Coupling's key groove position at No 1 cylinder's beginning of injection
(3)-
(4)-
----------
----------
a=(40deg)
----------
----------
a=(40deg)