Rating:
Information injection-pump assembly
ZEXEL
106671-4861
1066714861
KOMATSU
6152711372
6152711372
Cross reference number
ZEXEL
106671-4861
1066714861
KOMATSU
6152711372
6152711372
Zexel num
Bosch num
Firm num
Name
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
131424-1520
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)
Left L
Left L
Injection timing adjustment
Direction of rotation (viewed from drive side)
Left L
Left L
Injection order
1-5-3-6-
2-4
Pre-stroke
mm
3.8
3.75
3.85
Beginning of injection position
Drive side NO.1
Drive side NO.1
Difference between angles 1
Cal 1-5 deg. 60 59.5 60.5
Cal 1-5 deg. 60 59.5 60.5
Difference between angles 2
Cal 1-3 deg. 120 119.5 120.5
Cal 1-3 deg. 120 119.5 120.5
Difference between angles 3
Cal 1-6 deg. 180 179.5 180.5
Cal 1-6 deg. 180 179.5 180.5
Difference between angles 4
Cyl.1-2 deg. 240 239.5 240.5
Cyl.1-2 deg. 240 239.5 240.5
Difference between angles 5
Cal 1-4 deg. 300 299.5 300.5
Cal 1-4 deg. 300 299.5 300.5
Injection quantity adjustment
Adjusting point
A
Rack position
11
Pump speed
r/min
1100
1100
1100
Average injection quantity
mm3/st.
177.5
175.5
179.5
Max. variation between cylinders
%
0
-3
3
Basic
*
Fixing the lever
*
Boost pressure
kPa
40
40
Boost pressure
mmHg
300
300
Injection quantity adjustment_02
Adjusting point
B
Rack position
4+-0.5
Pump speed
r/min
350
350
350
Average injection quantity
mm3/st.
13
11.5
14.5
Max. variation between cylinders
%
0
-15
15
Fixing the rack
*
Boost pressure
kPa
0
0
0
Boost pressure
mmHg
0
0
0
Boost compensator adjustment
Pump speed
r/min
600
600
600
Rack position
R1-1.8
Boost pressure
kPa
6.7
5.4
8
Boost pressure
mmHg
50
40
60
Boost compensator adjustment_02
Pump speed
r/min
600
600
600
Rack position
R1(11)
Boost pressure
kPa
26.7
20
33.4
Boost pressure
mmHg
200
150
250
Timer adjustment
Pump speed
r/min
700--
Advance angle
deg.
0
0
0
Remarks
Start
Start
Timer adjustment_02
Pump speed
r/min
650
Advance angle
deg.
0.5
Timer adjustment_03
Pump speed
r/min
850
Advance angle
deg.
1.2
0.7
1.7
Timer adjustment_04
Pump speed
r/min
1050
Advance angle
deg.
3
2.5
3.5
Remarks
Finish
Finish
Test data Ex:
Governor adjustment
N:Pump speed
R:Rack position (mm)
(1)Target notch: K
(2)Tolerance for racks not indicated: +-0.05mm.
(3)Boost compensator stroke: BCL
----------
K=5 BCL=1.8+-0.1mm
----------
----------
K=5 BCL=1.8+-0.1mm
----------
Speed control lever angle
F:Full speed
I:Idle
(1)Stopper bolt setting
----------
----------
a=6deg+-5deg b=33deg+-5deg
----------
----------
a=6deg+-5deg b=33deg+-5deg
Stop lever angle
N:Pump normal
S:Stop the pump.
----------
----------
a=53deg+-5deg b=66.5deg+-5deg
----------
----------
a=53deg+-5deg b=66.5deg+-5deg
0000001101
N:Normal
B:When boosted
(1)Rack position = aa at boost pressure 0.
----------
aa=11+-0.1mm
----------
a=(15deg) b=(10deg)
----------
aa=11+-0.1mm
----------
a=(15deg) b=(10deg)
Timing setting
(1)Pump vertical direction
(2)Coupling's key groove position at No 1 cylinder's beginning of injection
(3)-
(4)-
----------
----------
a=(150deg)
----------
----------
a=(150deg)