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Information injection-pump assembly
ZEXEL
101452-3092
1014523092
Service parts 101452-3092 INJECTION-PUMP ASSEMBLY:
1.
_
5.
AUTOM. ADVANCE MECHANIS
6.
COUPLING PLATE
7.
COUPLING PLATE
8.
_
9.
_
11.
Nozzle and Holder
6202-12-3100
12.
Open Pre:MPa(Kqf/cm2)
11.8{120}
15.
NOZZLE SET
Cross reference number
ZEXEL
101452-3092
1014523092
Zexel num
Bosch num
Firm num
Name
101452-3092
INJECTION-PUMP ASSEMBLY
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 6-2-600
Outer diameter - inner diameter - length (mm) mm 6-2-600
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
1.5
1.45
1.55
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
A
Rack position
12
Pump speed
r/min
900
900
900
Average injection quantity
mm3/st.
45.8
44.8
46.8
Max. variation between cylinders
%
0
-2.5
2.5
Basic
*
Fixing the lever
*
Injection quantity adjustment_02
Adjusting point
-
Rack position
8.3+-0.5
Pump speed
r/min
400
400
400
Average injection quantity
mm3/st.
11
10
12
Max. variation between cylinders
%
0
-15
15
Fixing the rack
*
Remarks
Adjust only variation between cylinders; adjust governor according to governor specifications.
Adjust only variation between cylinders; adjust governor according to governor specifications.
Test data Ex:
Governor adjustment
N:Pump speed
R:Rack position (mm)
(1)Target notch: K
(2)RACK CAP: R1
(3)The torque control spring must does not have a set force.
(4)Rack difference between N = N1 and N = N2
(5)Idle sub spring setting: L1.
----------
K=7 R1=(17.5)mm N1=900r/min N2=500r/min L1=6-0.5mm
----------
----------
K=7 R1=(17.5)mm N1=900r/min N2=500r/min L1=6-0.5mm
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Speed control lever angle
F:Full speed
I:Idle
(1)Set the pump speed at aa. ( At delivery )
(2)Set the pump speed at bb.
(3)Stopper bolt setting
----------
aa=955r/min bb=750r/min
----------
a=(1deg)+-5deg b=(26deg)+-5deg c=(7deg)+-5deg
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aa=955r/min bb=750r/min
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a=(1deg)+-5deg b=(26deg)+-5deg c=(7deg)+-5deg
Stop lever angle
N:Pump normal
S:Stop the pump.
(1)No return spring
----------
----------
a=43.5deg+-5deg b=53deg+-5deg
----------
----------
a=43.5deg+-5deg b=53deg+-5deg
Timing setting
(1)Pump vertical direction
(2)Position of key groove at No 1 cylinder's beginning of injection
(3)Stamp aligning marks on the pump housing flange.
(4)-
----------
----------
a=46deg18min+-3deg b=13deg42min+-30min
----------
----------
a=46deg18min+-3deg b=13deg42min+-30min
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Komatsu
Komatsu
Komatsu
Komatsu
101452-3092
INJECTION-PUMP ASSEMBLY