Information injection-pump assembly
ZEXEL
104749-1230
1047491230
ISUZU
8942528150
8942528150

Rating:
Cross reference number
ZEXEL
104749-1230
1047491230
ISUZU
8942528150
8942528150
Zexel num
Bosch num
Firm num
Name
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
14.21
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)
Left L
Left L
Injection timing adjustment
Pump speed
r/min
1500
1500
1500
Average injection quantity
mm3/st.
38.4
37.9
38.9
Difference in delivery
mm3/st.
3
Basic
*
Injection timing adjustment_02
Pump speed
r/min
2440
2440
2440
Average injection quantity
mm3/st.
13.4
10.4
16.4
Injection timing adjustment_03
Pump speed
r/min
2175
2175
2175
Average injection quantity
mm3/st.
35.4
33.3
37.5
Injection timing adjustment_04
Pump speed
r/min
1500
1500
1500
Average injection quantity
mm3/st.
38.4
37.4
39.4
Injection timing adjustment_05
Pump speed
r/min
600
600
600
Average injection quantity
mm3/st.
30.4
28.4
32.4
Injection quantity adjustment
Pump speed
r/min
2440
2440
2440
Average injection quantity
mm3/st.
13.4
10.4
16.4
Difference in delivery
mm3/st.
4
Basic
*
Injection quantity adjustment_02
Pump speed
r/min
2550
2550
2550
Average injection quantity
mm3/st.
6
Governor adjustment
Pump speed
r/min
350
350
350
Average injection quantity
mm3/st.
7.5
5.5
9.5
Difference in delivery
mm3/st.
2
Basic
*
Governor adjustment_02
Pump speed
r/min
350
350
350
Average injection quantity
mm3/st.
7.5
5.5
9.5
Governor adjustment_03
Pump speed
r/min
450
450
450
Average injection quantity
mm3/st.
3
Timer adjustment
Pump speed
r/min
100
100
100
Average injection quantity
mm3/st.
63
63
Basic
*
Speed control lever angle
Pump speed
r/min
350
350
350
Average injection quantity
mm3/st.
0
0
0
Remarks
Magnet OFF
Magnet OFF
0000000901
Pump speed
r/min
1000
1000
1000
Overflow quantity
cm3/min
441
312
570
Stop lever angle
Pump speed
r/min
1500
1500
1500
Pressure
kPa
529.5
510
549
Pressure
kgf/cm2
5.4
5.2
5.6
Basic
*
Stop lever angle_02
Pump speed
r/min
1000
1000
1000
Pressure
kPa
402
373
431
Pressure
kgf/cm2
4.1
3.8
4.4
Stop lever angle_03
Pump speed
r/min
1500
1500
1500
Pressure
kPa
529.5
510
549
Pressure
kgf/cm2
5.4
5.2
5.6
Stop lever angle_04
Pump speed
r/min
2175
2175
2175
Pressure
kPa
676.5
647
706
Pressure
kgf/cm2
6.9
6.6
7.2
0000001101
Pump speed
r/min
1500
1500
1500
Timer stroke
mm
4
3.8
4.2
Basic
*
_02
Pump speed
r/min
1000
1000
1000
Timer stroke
mm
2
1.4
2.6
_03
Pump speed
r/min
1500
1500
1500
Timer stroke
mm
4
3.7
4.3
_04
Pump speed
r/min
2175
2175
2175
Timer stroke
mm
6.55
6.1
7
0000001201
Max. applied voltage
V
8
8
8
Test voltage
V
13
12
14
0000001501
Pump speed
r/min
1500
1500
1500
Atmospheric pressure difference
kPa
-21.9
-22.6
-21.2
Atmospheric pressure difference
mmHg
-164
-169
-159
Decrease qty
mm3/st.
5.5
4.8
6.2
Basic
*
_02
Pump speed
r/min
1500
1500
1500
Atmospheric pressure difference
kPa
-21.9
-22.6
-21.2
Atmospheric pressure difference
mmHg
-164
-169
-159
Decrease qty
mm3/st.
5.5
4.3
6.7
Timing setting
K dimension
mm
3.3
3.2
3.4
KF dimension
mm
5.8
5.7
5.9
MS dimension
mm
1.8
1.7
1.9
Control lever angle alpha
deg.
25
21
29
Control lever angle beta
deg.
41.5
36.5
46.5
Test data Ex:
0000001501 ANEROID COMPENSATOR

ACS adjustment
Full load injection quantity at high altitudes and ACS adjusting method
1. Full load injection quantity adjustment
(1)Remove the ACS cover and remove the bellows and adjusting shim.
(2)Perform all adjustments as per the adjustment standard except for ACS adjustment.
2. ACS adjustment
(1)Assemble the ACS cover, bellows and adjusting shim.
(2)At pump speed N1, adjust using a shim to obtain the decrease for the altitude shown in the table.
X1 = atmospheric pressure
X2 = altitude
Y = decrease quantity
(A) = adjustment value
(B) = test value
----------
N1=1500r/min
----------
----------
N1=1500r/min
----------
0000001801 ANEROID COMPENSATOR

ACS adjustment
Full load injection quantity at high altitudes and ACS adjusting method
1. Full load injection quantity adjustment
(1)Remove the ACS cover and remove the bellows and adjusting shim.
(2)Perform all adjustments as per the adjustment standard except for ACS adjustment.
2. ACS adjustment
(1)Assemble the ACS cover, bellows and adjusting shim.
(2)At pump speed N1, adjust using a shim to obtain the decrease for the altitude shown in the table.
X1 = atmospheric pressure
X2 = altitude
Y = decrease quantity
(A) = adjustment value
(B) = test value
----------
N1=1500r/min
----------
----------
N1=1500r/min
----------
Information:
Illustration 70 g03402776
Install 8T-5389 Elbow (12) using 238-5081 O-Ring Seal (11) and 228-7092 O-Ring Seal (13)
Illustration 71 g03701313
Install 6V-8636 Connector (17) using 214-7568 O-Ring Seal (16) and 228-7089 O-Ring Seal (18). Install 128-6841 Elbow (15) using 238-5082 O-Ring Seal (19) and 228-7092 O-Ring Seal (14).
Illustration 72 g03701321
Reconnect 209-5526 Hose As (20) to the fuel transfer pump
Illustration 73 g03701349
Install 387-7154 Tube As (21) and 387-7159 Tube As (22).
Illustration 74 g03701355
Install 416-9706 Fuel Tube (24) using 338-8439 Clip (23).
Install the remaining components that were removed during the HEUI pump replacement procedure.Installation Procedure for 511, 521, 522, 532, 541 and 552 Track Feller Bunchers
Table 10
Required parts for 532, 541, 541B , 551, 552, and 552B Track Feller Bunchers
Part Number Description Quantity
384-0607 Unit Injector Hydraulic Pump Gp 1
227-5904 O-Ring Seal 1
6V-7981 Bolt 2
6V-5839 Washer 2
387-7153 Tube As 1
387-7151 Tube As 1
6V-8629 Elbow 1
238-5081 O-Ring Seal 1
228-7092 O-Ring Seal 2
128-6841 Elbow 1
238-5082 O-Ring Seal 1
6V-8636 Connector 2
228-7089 O-Ring Seal 2
214-7568 O-Ring Seal 3
360-3679 Connector Plug 1
6V-3305 O-Ring Adapter 1
214-7567 O-Ring Seal 2
Illustration 75 g03402944
Install 6V-3305 O-Ring Adapter (2) using 214-7567 O-Ring Seal (1). Also install new 214-7567 O-Ring Seal (1) to injection actuation pressure sensor.
Illustration 76 g03402955
Install 384-0607 Unit Injector Hydraulic Pump Gp (4) using 227-5904 O-Ring Seal (3). If necessary, in order to aid in installation, rotate the pump to an 8 o'clock position when looking at the engine from the rear.
Illustration 77 g03402984
Install new 6V-7981 Bolts (5) and 6V-5839 Washers (6). Torque to 55 10 N m (41 7 lb ft)
Illustration 78 g03701359
Install the 6V-8636 Connector (12) using 214-7568 O-Ring Seal (11) and 228-7089 O-Ring Seal (13). Install 360-3679 Connector Plug (10) using 214-7568 O-Ring Seal (11). Install 6V-8629 Elbow (8) using 238-5081 O-Ring Seal (7) and 228-7092 O-Ring Seal (9).
Illustration 79 g03701379
Install 128-6841 Elbow (15) using 238-5082 O-Ring Seal (19) and 228-7092 O-Ring Seal (14). Install 6V-8636 Connector (17) using 214-7568 O-Ring Seal (16) and 228-7089 O-Ring Seal (18).
Illustration 80 g03701406
Install 387-7151 Tube As (21) and 387-7153 Tube As (20).
Install the remaining components that were removed during the HEUI pump replacement procedure.