Rating:
Information injection-pump assembly
ZEXEL
106971-0021
1069710021
Cross reference number
ZEXEL
106971-0021
1069710021
Zexel num
Bosch num
Firm num
Name
106971-0021
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
105780-8140
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
132424-0620
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
10-9-4-3
-6-5-8-7
-2-1
Pre-stroke
mm
3.65
3.6
3.7
Beginning of injection position
Governor side NO.1
Governor side NO.1
Difference between angles 1
Cal 10-9 deg. 45 44.5 45.5
Cal 10-9 deg. 45 44.5 45.5
Difference between angles 2
Cal 10-4 deg. 72 71.5 72.5
Cal 10-4 deg. 72 71.5 72.5
Difference between angles 3
Cal 10-3 deg. 117 116.5 117.5
Cal 10-3 deg. 117 116.5 117.5
Difference between angles 4
Cal 10-6 deg. 144 143.5 144.5
Cal 10-6 deg. 144 143.5 144.5
Difference between angles 5
Cal 10-5 deg. 189 188.5 189.5
Cal 10-5 deg. 189 188.5 189.5
Difference between angles 6
Cal 10-8 deg. 216 215.5 216.5
Cal 10-8 deg. 216 215.5 216.5
Difference between angles 7
Cal 10-7 deg. 261 260.5 261.5
Cal 10-7 deg. 261 260.5 261.5
Difference between angles 8
Cal 10-2 deg. 288 287.5 288.5
Cal 10-2 deg. 288 287.5 288.5
Difference between angles 9
Cal 10-1 deg. 333 332.5 333.5
Cal 10-1 deg. 333 332.5 333.5
Injection quantity adjustment
Adjusting point
A
Rack position
10.5
Pump speed
r/min
500
500
500
Average injection quantity
mm3/st.
103.5
101.5
105.5
Max. variation between cylinders
%
0
-4
4
Fixing the lever
*
Boost pressure
kPa
0
0
0
Boost pressure
mmHg
0
0
0
Injection quantity adjustment_02
Adjusting point
B
Rack position
11.3
Pump speed
r/min
750
750
750
Average injection quantity
mm3/st.
126.5
124.5
128.5
Max. variation between cylinders
%
0
-4
4
Basic
*
Fixing the lever
*
Boost pressure
kPa
40
40
40
Boost pressure
mmHg
300
300
300
Injection quantity adjustment_03
Adjusting point
C
Rack position
11.3+-0.
5
Pump speed
r/min
970
970
970
Average injection quantity
mm3/st.
123.5
119.5
127.5
Max. variation between cylinders
%
0
-4
4
Fixing the lever
*
Boost pressure
kPa
40
40
40
Boost pressure
mmHg
300
300
300
Injection quantity adjustment_04
Adjusting point
D
Rack position
7.4+-0.5
Pump speed
r/min
300
300
300
Average injection quantity
mm3/st.
14
12
16
Max. variation between cylinders
%
0
-10
10
Fixing the rack
*
Boost pressure
kPa
0
0
0
Boost pressure
mmHg
0
0
0
Injection quantity adjustment_05
Adjusting point
E
Rack position
-
Pump speed
r/min
60
60
60
Average injection quantity
mm3/st.
105
100
110
Fixing the lever
*
Boost pressure
kPa
0
0
0
Boost pressure
mmHg
0
0
0
Rack limit
*
Boost compensator adjustment
Pump speed
r/min
500
500
500
Rack position
10.5
Boost pressure
kPa
16
9.3
22.7
Boost pressure
mmHg
120
70
170
Boost compensator adjustment_02
Pump speed
r/min
500
500
500
Rack position
(11.3)
Boost pressure
kPa
30
23.3
36.7
Boost pressure
mmHg
225
175
275
Timer adjustment
Pump speed
r/min
300+100
Advance angle
deg.
0
0
0
Remarks
Start
Start
Timer adjustment_02
Pump speed
r/min
600
Advance angle
deg.
1.7
1.2
2.2
Timer adjustment_03
Pump speed
r/min
900
Advance angle
deg.
3.4
2.9
3.9
Timer adjustment_04
Pump speed
r/min
1250+50
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
(3)Set idle sub-spring
(4)Beginning of damper spring operation: DL
(5)At pump speed N1, set the control lever stopper bolt so that the rack position is R1 (minimum speed setting).
(6)Solenoid operation confirmation: Set the speed control lever in the full speed position. At pump speed N2 when the solenoid is operated, confirm that the idle rack position is R2 or less.
----------
K=5 DL=6-0.2mm N1=250r/min R1=7mm N2=100r/min R2=1mm
----------
----------
K=5 DL=6-0.2mm N1=250r/min R1=7mm N2=100r/min R2=1mm
----------
Speed control lever angle
F:Full speed
I:Idle
S:Stop
----------
----------
a=3deg+-5deg b=32deg+-3deg c=20deg+-5deg
----------
----------
a=3deg+-5deg b=32deg+-3deg c=20deg+-5deg
Stop lever angle
N:Pump normal
S:Stop the pump.
(1)No return spring
----------
----------
a=(23deg) b=(47deg)
----------
----------
a=(23deg) b=(47deg)
Have questions with 106971-0021?
Group cross 106971-0021 ZEXEL
Nissan-Diesel
106971-0021
INJECTION-PUMP ASSEMBLY