Rating:
Information injection-pump assembly
ZEXEL
104748-1630
1047481630
ISUZU
8941698041
8941698041
Cross reference number
ZEXEL
104748-1630
1047481630
ISUZU
8941698041
8941698041
Zexel num
Bosch num
Firm num
Name
104748-1630
8941698041 ISUZU
INJECTION-PUMP ASSEMBLY
4EC1 *
4EC1 *
Calibration Data:
Adjustment conditions
Test oil
1404 Test oil ISO4113orSAEJ967d
1404 Test oil ISO4113orSAEJ967d
Test oil temperature
degC
45
45
50
Nozzle
105000-2010
Bosch type code
NP-DN12SD12TT
Nozzle holder
105780-2080
Opening pressure
MPa
14.7
14.7
15.19
Opening pressure
kgf/cm2
150
150
155
Injection pipe
Inside diameter - outside diameter - length (mm) mm 2-6-840
Inside diameter - outside diameter - length (mm) mm 2-6-840
Transfer pump pressure
kPa
20
20
20
Transfer pump pressure
kgf/cm2
0.2
0.2
0.2
Direction of rotation (viewed from drive side)
Right R
Right R
Injection timing adjustment
Pump speed
r/min
1250
1250
1250
Average injection quantity
mm3/st.
30
29.5
30.5
Difference in delivery
mm3/st.
2.5
Basic
*
Oil temperature
degC
50
48
52
Injection timing adjustment_02
Pump speed
r/min
600
600
600
Average injection quantity
mm3/st.
28.8
27.3
30.3
Oil temperature
degC
50
48
52
Injection timing adjustment_03
Pump speed
r/min
1250
1250
1250
Average injection quantity
mm3/st.
30
29
31
Difference in delivery
mm3/st.
2.5
Basic
*
Oil temperature
degC
50
48
52
Injection timing adjustment_04
Pump speed
r/min
2500
2500
2500
Average injection quantity
mm3/st.
26.6
25
28.2
Difference in delivery
mm3/st.
3.5
Oil temperature
degC
55
52
58
Injection timing adjustment_05
Pump speed
r/min
2600
2600
2600
Average injection quantity
mm3/st.
27
24
30
Oil temperature
degC
55
52
58
Injection timing adjustment_06
Pump speed
r/min
2700
2700
2700
Average injection quantity
mm3/st.
23
20
26
Oil temperature
degC
55
52
58
Injection quantity adjustment
Pump speed
r/min
2965
2965
2965
Average injection quantity
mm3/st.
11
8
14
Difference in delivery
mm3/st.
3.5
Basic
*
Oil temperature
degC
55
52
58
Injection quantity adjustment_02
Pump speed
r/min
2965
2965
2965
Average injection quantity
mm3/st.
11
8
14
Difference in delivery
mm3/st.
3.5
Oil temperature
degC
55
52
58
Governor adjustment
Pump speed
r/min
415
415
415
Average injection quantity
mm3/st.
6
5
7
Difference in delivery
mm3/st.
2
Basic
*
Oil temperature
degC
48
46
50
Governor adjustment_02
Pump speed
r/min
415
415
415
Average injection quantity
mm3/st.
6
5
7
Difference in delivery
mm3/st.
2
Oil temperature
degC
48
46
50
Timer adjustment
Pump speed
r/min
100
100
100
Average injection quantity
mm3/st.
50
50
Basic
*
Oil temperature
degC
48
46
50
Remarks
Full
Full
Timer adjustment_02
Pump speed
r/min
100
100
100
Average injection quantity
mm3/st.
50
50
Oil temperature
degC
48
46
50
Speed control lever angle
Pump speed
r/min
415
415
415
Average injection quantity
mm3/st.
0
0
0
Oil temperature
degC
48
46
50
Remarks
Magnet OFF at idling position
Magnet OFF at idling position
0000000901
Pump speed
r/min
1250
1250
1250
Overflow quantity
cm3/min
370
240
500
Oil temperature
degC
50
48
52
Stop lever angle
Pump speed
r/min
1250
1250
1250
Pressure
kPa
363
343
383
Pressure
kgf/cm2
3.7
3.5
3.9
Basic
*
Oil temperature
degC
50
48
52
Stop lever angle_02
Pump speed
r/min
1250
1250
1250
Pressure
kPa
363
343
383
Pressure
kgf/cm2
3.7
3.5
3.9
Basic
*
Oil temperature
degC
50
48
52
Stop lever angle_03
Pump speed
r/min
2700
2700
2700
Pressure
kPa
765
726
804
Pressure
kgf/cm2
7.8
7.4
8.2
Oil temperature
degC
55
52
58
0000001101
Pump speed
r/min
1250
1250
1250
Timer stroke
mm
2.5
2.3
2.7
Basic
*
Oil temperature
degC
50
48
52
_02
Pump speed
r/min
650
550
750
Timer stroke
mm
0.5
0.5
0.5
Oil temperature
degC
50
48
52
_03
Pump speed
r/min
1250
1250
1250
Timer stroke
mm
2.5
2.3
2.7
Basic
*
Oil temperature
degC
50
48
52
_04
Pump speed
r/min
2000
2000
2000
Timer stroke
mm
5
4.6
5.4
Oil temperature
degC
50
48
52
_05
Pump speed
r/min
2700
2700
2700
Timer stroke
mm
7.4
7.1
7.8
Oil temperature
degC
55
52
58
0000001201
Max. applied voltage
V
8
8
8
Test voltage
V
13
12
14
0000001401
Pump speed
r/min
1250
1250
1250
Average injection quantity
mm3/st.
18
17
19
Timer stroke TA
mm
1.7
1.7
1.7
Timer stroke variation dT
mm
0.8
0.6
1
Basic
*
Oil temperature
degC
50
48
52
_02
Pump speed
r/min
1250
1250
1250
Average injection quantity
mm3/st.
18
17
19
Timer stroke variation dT
mm
0.8
0.4
1.2
Basic
*
Oil temperature
degC
50
48
52
_03
Pump speed
r/min
1250
1250
1250
Average injection quantity
mm3/st.
10
9
11
Timer stroke variation dT
mm
1.6
1.2
2
Oil temperature
degC
50
48
52
Timing setting
K dimension
mm
3.3
3.2
3.4
KF dimension
mm
5.8
5.7
5.9
MS dimension
mm
1.6
1.5
1.7
Control lever angle alpha
deg.
20
16
24
Control lever angle beta
deg.
40
37
43
Test data Ex:
0000001801 VACUUM REGULATOR
Vacuum regulator adjustment
(A) Vacuum source
(B) Outlet
(C) control lever position
(D) The gap between the control lever and the idle set screw.
(E) VRV output negative pressure
(G) Standard
(F) Full
(I) Idle
1. Set the VRV input negative pressure P1 at pump speed N1.
2. Perform adjustment and measurement with the lever moved from Idle to the Full side.
----------
N1=0r/min P1=-80.0kPa(-600mmHg)
----------
a=26deg b=8.4mm c=66.7+2.7-4.0kPa(500+20-30mmHg) d=23.5+-0.7kPa(176+-5mmHg) e=20.0+-2.0kPa(150+-15mmHg)
----------
N1=0r/min P1=-80.0kPa(-600mmHg)
----------
a=26deg b=8.4mm c=66.7+2.7-4.0kPa(500+20-30mmHg) d=23.5+-0.7kPa(176+-5mmHg) e=20.0+-2.0kPa(150+-15mmHg)
0000001901 W-CSD ADJUSTMENT
Adjustment of the W-CSD
1. Adjustment of the timer stroke
Adjust screw (A) so that the timer stroke is the value determined from the graph.
Timer stroke (mm), (1) TA=-0.0235t+1.17
Lever position (deg) (2) theta = -0.0625t+4.85 (-20 <= t <= 20)
Theta 2 = -0.12t + 6 (20 deg C <= t <= 50 deg C)
Lever position (mm) (3) L1 = -0.02075t+1.585 (-20 <= t <= 20)
L2=-0.039t+1.95 (20<=t<=50)
(3 shows the gap between the control lever and the idle set screw.)
2. Adjustment of the position of the intermediate lever.
Insert a shim L1 between the control lever (I) and the idle set screw (G).
Align the intermediate lever (F) with the aligning line (J) and fix screw (E) so that it contacts the control lever.
3. Adjustment of the FICD
Insert a shim L2 between the control lever (I) and the idle set screw (G).
Use adjusting screw (B) to fix the CSD lever (C) in the position where it operates the intermediate lever via the rod (D).
X:Temperature t (deg C)
Y1:Timer stroke (mm)
Y2:Control lever position (deg)
(S) Cold advancer: cooling water temperature: increase direction
M:Standard point
N:Pump speed
(R) Cooling water temperature
(O) Timer piston stroke
(P) Lever position (deg)
(Q) lever position (mm)
----------
L1=0.86+-0.05mm L2=L1+-0.05mm
----------
L1=0.86+-0.05mm N1=500r/min a=20degC b=-20degC O1=0.7+-0.4mm O2=1.6+-0.6mm c=3.6+-1deg d=6.1+-3deg Q1=1.2+-0.3mm Q2=2+-1mm
----------
L1=0.86+-0.05mm L2=L1+-0.05mm
----------
L1=0.86+-0.05mm N1=500r/min a=20degC b=-20degC O1=0.7+-0.4mm O2=1.6+-0.6mm c=3.6+-1deg d=6.1+-3deg Q1=1.2+-0.3mm Q2=2+-1mm
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Isuzu
104748-1630
8941698041
INJECTION-PUMP ASSEMBLY
4EC1
4EC1