Information injection-pump assembly
ZEXEL
101472-3430
1014723430
KOMATSU
6141752100
6141752100
Rating:
Service parts 101472-3430 INJECTION-PUMP ASSEMBLY:
1.
_
3.
GOVERNOR
4.
SUPPLY PUMP
5.
AUTOM. ADVANCE MECHANIS
6.
COUPLING PLATE
7.
COUPLING PLATE
8.
_
9.
_
11.
Nozzle and Holder
6140-11-3103
12.
Open Pre:MPa(Kqf/cm2)
22.1{225}
15.
NOZZLE SET
Cross reference number
ZEXEL
101472-3430
1014723430
KOMATSU
6141752100
6141752100
Zexel num
Bosch num
Firm num
Name
101472-3430
6141752100 KOMATSU
INJECTION-PUMP ASSEMBLY
4D92 *
4D92 *
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
105015-2910
Nozzle holder
105031-3410
Opening pressure
MPa
22.1
Opening pressure
kgf/cm2
225
Injection pipe
Outer diameter - inner diameter - length (mm) mm 6-1.6-500
Outer diameter - inner diameter - length (mm) mm 6-1.6-500
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
1-2-4-3
Pre-stroke
mm
2.7
2.65
2.75
Rack position
R=10.5
Beginning of injection position
Drive side NO.1
Drive side NO.1
Difference between angles 1
Cyl.1-2 deg. 90 89.5 90.5
Cyl.1-2 deg. 90 89.5 90.5
Difference between angles 2
Cal 1-4 deg. 180 179.5 180.5
Cal 1-4 deg. 180 179.5 180.5
Difference between angles 3
Cal 1-3 deg. 270 269.5 270.5
Cal 1-3 deg. 270 269.5 270.5
Injection quantity adjustment
Adjusting point
B
Rack position
10
Pump speed
r/min
1200
1200
1200
Average injection quantity
mm3/st.
42
40.8
43.2
Max. variation between cylinders
%
0
-4
4
Fixing the lever
*
Injection quantity adjustment_02
Adjusting point
C
Rack position
9.7
Pump speed
r/min
1300
1300
1300
Average injection quantity
mm3/st.
39
38
40
Max. variation between cylinders
%
0
-2
2
Basic
*
Fixing the rack
*
Injection quantity adjustment_03
Adjusting point
D
Rack position
9
Pump speed
r/min
375
375
375
Average injection quantity
mm3/st.
10
9.2
10.8
Max. variation between cylinders
%
0
-15
15
Fixing the rack
*
Test data Ex:
Governor adjustment
N:Pump speed
R:Rack position (mm)
(1)Target notch: K
(2)RACK LIMIT: RAL
(3)Shows case of start spring only
----------
K=13 RAL=18+-1mm
----------
----------
K=13 RAL=18+-1mm
----------
Speed control lever angle
F:Full speed
I:Idle
S:Stop
----------
----------
a=14deg+-5deg b=32deg+-3deg c=23deg+-3deg
----------
----------
a=14deg+-5deg b=32deg+-3deg c=23deg+-3deg
Information:
Do not operate or work on this product unless you have read and understood the instruction and warnings in the relevant Operation and Maintenance Manuals and relevant service literature. Failure to follow the instructions or heed the warnings could result in injury or death. Proper care is your responsibility.
The following changes are adaptable to the products within the listed serial numbers, and are effective with all products after the listed serial numbers.The table below contains the new fuel injector part numbers.Note: Use a 563-8152 Engine Oil Filter (High Efficiency) along with the new fuel injectors.
Table 1
Required Parts
Item Qty New Part Number Part Name
1 6 387-9426 Fuel Injector Gp
2 6 387-9428 Fuel Injector Gp
3 6 387-9429 Fuel Injector Gp
4 6 387-9430 Fuel Injector Gp
5 6 387-9432 Fuel Injector Gp
6 6 387-9434 Fuel Injector Gp
7 6 387-9436 Fuel Injector Gp
8 6 387-9437 Fuel Injector Gp
9 6 387-9438 Fuel Injector Gp
10 6 387-9439 Fuel Injector Gp
11 6 387-9440 Fuel Injector Gp
12 6 387-9441 Fuel Injector Gp
13 6 557-7627 Fuel Injector Gp
14 6 557-7633 Fuel Injector Gp
15 1 563-8152 Engine Oil Filter
16 6 573-4231 Fuel Injector Gp
17 6 573-4235 Fuel Injector Gp This change is effective with fuel injector serial number 3B142289137E.
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Komatsu
101472-3430
6141752100
INJECTION-PUMP ASSEMBLY
4D92
4D92