Information injection-pump assembly
ZEXEL
104741-1970
1047411970
ISUZU
8944766251
8944766251
Rating:
Components :
| 0. | INJECTION-PUMP ASSEMBLY | 104741-1970 |
| 1. | _ | |
| 2. | FUEL INJECTION PUMP | |
| 3. | NUMBER PLATE | |
| 4. | _ | |
| 5. | CAPSULE | |
| 6. | ADJUSTING DEVICE | |
| 7. | NOZZLE AND HOLDER ASSY | 105111-1370 |
| 8. | Nozzle and Holder | |
| 9. | Open Pre:MPa(Kqf/cm2) | 11.8(120) |
| 10. | NOZZLE-HOLDER | 105041-1100 |
| 11. | NOZZLE | 105000-1871 |
Include in #2:
104741-1970
as INJECTION-PUMP ASSEMBLY
Cross reference number
ZEXEL
104741-1970
1047411970
ISUZU
8944766251
8944766251
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
14.7
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
950
950
950
Average injection quantity
mm3/st.
59.4
58.9
59.9
Difference in delivery
mm3/st.
4
Basic
*
Oil temperature
degC
50
48
52
Injection timing adjustment_02
Pump speed
r/min
500
500
500
Average injection quantity
mm3/st.
55.4
55.4
55.4
Oil temperature
degC
48
46
50
Injection timing adjustment_03
Pump speed
r/min
950
950
950
Average injection quantity
mm3/st.
59.4
58.4
60.4
Difference in delivery
mm3/st.
4
Basic
*
Oil temperature
degC
50
48
52
Injection timing adjustment_04
Pump speed
r/min
1650
1650
1650
Average injection quantity
mm3/st.
53.4
53.4
53.4
Oil temperature
degC
50
48
52
Injection quantity adjustment
Pump speed
r/min
2100
2100
2100
Average injection quantity
mm3/st.
14.6
11.6
17.6
Difference in delivery
mm3/st.
7
Basic
*
Oil temperature
degC
52
50
54
Injection quantity adjustment_02
Pump speed
r/min
2100
2100
2100
Average injection quantity
mm3/st.
14.6
11.6
17.6
Difference in delivery
mm3/st.
7
Oil temperature
degC
52
50
54
Governor adjustment
Pump speed
r/min
350
350
350
Average injection quantity
mm3/st.
9.4
7.4
11.4
Difference in delivery
mm3/st.
2
Basic
*
Oil temperature
degC
48
46
50
Governor adjustment_02
Pump speed
r/min
350
350
350
Average injection quantity
mm3/st.
9.4
7.4
11.4
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.
80
80
120
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.
100
80
120
Oil temperature
degC
48
46
50
Speed control lever angle
Pump speed
r/min
350
350
350
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
950
950
950
Oil temperature
degC
50
48
52
Remarks
MEASURE
MEASURE
Stop lever angle
Pump speed
r/min
950
950
950
Pressure
kPa
324
304
344
Pressure
kgf/cm2
3.3
3.1
3.5
Basic
*
Oil temperature
degC
50
48
52
Stop lever angle_02
Pump speed
r/min
950
950
950
Pressure
kPa
324
304
344
Pressure
kgf/cm2
3.3
3.1
3.5
Basic
*
Oil temperature
degC
50
48
52
Stop lever angle_03
Pump speed
r/min
1650
1650
1650
Pressure
kPa
490
461
519
Pressure
kgf/cm2
5
4.7
5.3
Oil temperature
degC
50
48
52
0000001101
Pump speed
r/min
950
950
950
Timer stroke
mm
2
1.8
2.2
Basic
*
Oil temperature
degC
50
48
52
_02
Pump speed
r/min
650
650
650
Timer stroke
mm
0.5
0.1
0.9
Oil temperature
degC
50
48
52
_03
Pump speed
r/min
950
950
950
Timer stroke
mm
2
1.8
2.2
Basic
*
Oil temperature
degC
50
48
52
_04
Pump speed
r/min
1650
1650
1650
Timer stroke
mm
5.7
5.4
6.1
Oil temperature
degC
50
48
52
0000001201
Max. applied voltage
V
16
16
16
Test voltage
V
25
24
26
Timing setting
K dimension
mm
3.3
3.2
3.4
KF dimension
mm
5.8
5.7
5.9
MS dimension
mm
1.1
1
1.2
Pre-stroke
mm
0.4
0.38
0.42
Control lever angle alpha
deg.
50
46
54
Control lever angle beta
deg.
35
30
40
Information:
Table 1
Features Benefits
All engineering changes and updates included Improved reliability and performance
Worldwide availability through the Cat® Parts Distribution System Customer access regardless of location
Off the shelf reliability Downtime reduced through exchanged product
Same as new Caterpillar warranty Consistent support
Illustration 1 g06211468
(1) Rocker arm with MEUI-A hardware
(2) Rocker arm with MEUI-C hardware
Table 2
MEUI-A Rocker MEUI-C Rocker
258-8721 Button 192-4151 Button
274-4492 Arm Adjustment Screw 196-5069 Arm Adjustment Screw
8L-2777 O-Ring Seal 061-8639 O-Ring Seal
Table 3
Reman Part Number New Part Number Engine Serial Number Prefixes
20R-3319 437-3881 115, 127, 132, 137, 173, 174, 175, 2A3, 3LW, 5DS, 7CZ, 8AZ, 9NN, 9YP, AL6, AN2, AR2, AR3, ASW, AT4, AZW, B2C, B3G, BEM, BFM, BGA, BXS, C1G, C2T, C4G, C5E, C5L, C6C, CAH, CCB, CE5, CKH, CWJ, DCT, DDS, DGK, DGL, DKE, DSJ, DWB, E1Y, GB3, GBM, GDS, GEN, GES, GRS, GSZ, GTB, HAZ, J2K, JAZ, JCF, JDA, JE9, JHL, JKG, JKS, JNZ, JSJ, K7C, KJT, KNM, KRA, L8D, LNA, LWR, LXJ, LXK, M1W, M1Y, M1Z, M7W, MCW, MDP, MED, MG2, MPE, MXS, N5F, NAW, NAY, NB2, NEW, NKL, NRC, NXS, P8B, PBL, PCY, PCZ, PEC, PEE, PEF, PEJ, PEK, PET, PHT, PHW, PKG, PKY, PKZ, R8W, RAM, RET, RGX, RLA, RNE, RNF, RNR, RNX, RNY, RNZ, RPM, RSD, RTK, S1P, SDN, SDP, SMP, SNW, SSM, STG, SXC, T3T, T4A, TG7, THS, TLD, TNA, TWM, W1A, WJB, WJY, WKB, X5M, XMJ, ZAG, ZKA, ZKB, ZP3, XP5
20R-3322 437-3862 176, 188, 1LW, 1MM, 2WS, 4AS, 5EK, 6BR, 6TB, 6TG, 6TS, 7T2, 9BZ, 9WR, B5R, BDN, BG4, BP2, BS9, C1J, C2A, C3G, C5H, CBX, CJP, CYN, CYY, DPG, DTP, DZE, EGH, EJG, EKW, EPE, F5C, F8N, G4C, GEX, GHJ, GJE, JAS, JDK, JDY, JEP, JKX, JLE, JRE, JWH, JZB, KCM, KEM, L8B, LDN, LET, LNB, LZA, LZB, MBN, MEP, MGS, MMB, N1C, N1D, NAP, NAX, NBB, NKK, PBN, PDM, PGN, PLE, RKS, RNC, RRC, RT2, RWS, SAY, SSW, STD, STM, SWE, T2P, T2R, TRB, WJA, WJH, WJW, WRH, X4R, XMK, Z2C, ZAY