Rating:
Information injection-pump assembly
ZEXEL
106692-4140
1066924140
KOMATSU
6151711950
6151711950
Cross reference number
ZEXEL
106692-4140
1066924140
KOMATSU
6151711950
6151711950
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
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)
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
3.75
3.7
3.8
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
-
Rack position
10.9
Pump speed
r/min
900
900
900
Average injection quantity
mm3/st.
189.5
189.5
189.5
Injection quantity adjustment_02
Adjusting point
B
Rack position
10.5
Pump speed
r/min
750
750
750
Average injection quantity
mm3/st.
172.7
170.7
174.7
Max. variation between cylinders
%
0
-3
3
Basic
*
Fixing the rack
*
Injection quantity adjustment_03
Adjusting point
C
Rack position
6.3+-0.5
Pump speed
r/min
375
375
375
Average injection quantity
mm3/st.
13
11.5
14.5
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)Idle sub spring setting: L1.
----------
K=7 L1=6-0.5mm
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----------
K=7 L1=6-0.5mm
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Speed control lever angle
F:Full speed
I:Idle
S:Stop
(1)Stopper bolt setting
(2)Pump speed = aa
(3)Pump speed = bb
----------
aa=750r/min bb=900r/min
----------
a=32deg+-3deg b=6deg+-5deg c=21deg+-5deg d=1.5deg+-5deg
----------
aa=750r/min bb=900r/min
----------
a=32deg+-3deg b=6deg+-5deg c=21deg+-5deg d=1.5deg+-5deg
Stop lever angle
N:Pump normal
S:Stop the pump.
(1)At shipping
----------
----------
a=19deg+-5deg b=53deg+-5deg
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----------
a=19deg+-5deg b=53deg+-5deg
Timing setting
(1)Pump vertical direction
(2)Coupling's key groove position at No 1 cylinder's beginning of injection
(3)-
(4)-
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a=(150deg)
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a=(150deg)