Rating:
Information injection-pump assembly
ZEXEL
106675-4681
1066754681
KOMATSU
6152721910
6152721910
Cross reference number
ZEXEL
106675-4681
1066754681
KOMATSU
6152721910
6152721910
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
105780-8130
Bosch type code
EFEP215A
Nozzle
105780-0050
Bosch type code
DN6TD119NP1T
Nozzle holder
105780-2090
Bosch type code
EFEP215
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
RED3 control unit part number
407910-3
960
RED3 rack sensor specifications
mm
19
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
Rack position
(11.8)
Vist
V
2.08
2.08
2.08
Pump speed
r/min
900
900
900
Average injection quantity
mm3/st.
323
320
326
Max. variation between cylinders
%
0
-3
3
Basic
*
Injection quantity adjustment_02
Rack position
(6.6)
Vist
V
2.9
2.8
3
Pump speed
r/min
375
375
375
Average injection quantity
mm3/st.
16.5
15
18
Max. variation between cylinders
%
0
-15
15
Test data Ex:
Speed control lever angle
N:Pump normal
S:Stop the pump.
(1)Rack position = aa
(2)Rack position bb
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aa=20mm bb=1mm
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a=27deg+-5deg b=37deg+-5deg
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aa=20mm bb=1mm
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a=27deg+-5deg b=37deg+-5deg
0000000901
(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)
Stop lever angle
(Rs) rack sensor specifications
(C/U) control unit part number
(V) Rack sensor output voltage
(R) Rack position (mm)
1. Confirming governor output characteristics (rack 19 mm, span 6 mm)
(1)When the output voltages of the rack sensor are V1 and V2, check that the rack positions R1 and R2 in the table above are satisfied.
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