Rating:
Information injection-pump assembly
ZEXEL
101601-3230
1016013230
KOMATSU
6138721750
6138721750
Service parts 101601-3230 INJECTION-PUMP ASSEMBLY:
1.
_
7.
COUPLING PLATE
8.
_
9.
_
11.
Nozzle and Holder
12.
Open Pre:MPa(Kqf/cm2)
24.5(250)
15.
NOZZLE SET
Cross reference number
ZEXEL
101601-3230
1016013230
KOMATSU
6138721750
6138721750
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 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
1-5-3-6-
2-4
Pre-stroke
mm
4
3.95
4.05
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
10.5
Pump speed
r/min
1200
1200
1200
Average injection quantity
mm3/st.
88.7
87.7
89.7
Max. variation between cylinders
%
0
-2
2
Basic
*
Fixing the lever
*
Injection quantity adjustment_02
Adjusting point
B
Rack position
11.1
Pump speed
r/min
800
800
800
Average injection quantity
mm3/st.
93.9
91.9
95.9
Max. variation between cylinders
%
0
-4
4
Fixing the lever
*
Injection quantity adjustment_03
Adjusting point
C
Rack position
7+-0.5
Pump speed
r/min
375
375
375
Average injection quantity
mm3/st.
13.4
12.2
14.6
Max. variation between cylinders
%
0
-10
10
Fixing the rack
*
Timer adjustment
Pump speed
r/min
750--
Advance angle
deg.
0
0
0
Remarks
Start
Start
Timer adjustment_02
Pump speed
r/min
700
Advance angle
deg.
0.5
Timer adjustment_03
Pump speed
r/min
900
Advance angle
deg.
1.5
1
2
Timer adjustment_04
Pump speed
r/min
1200
Advance angle
deg.
4
3.5
4.5
Timer adjustment_05
Pump speed
r/min
-
Advance angle
deg.
5
4.5
5.5
Remarks
Measure the actual speed, stop
Measure the actual speed, stop
Test data Ex:
Governor adjustment
N:Pump speed
R:Rack position (mm)
(1)Target notch: K
----------
K=10
----------
----------
K=10
----------
Speed control lever angle
F:Full speed
I:Idle
(1)Stopper bolt setting
----------
----------
a=28deg+-5deg b=7deg+-5deg
----------
----------
a=28deg+-5deg b=7deg+-5deg
Stop lever angle
N:Pump normal
S:Stop the pump.
(1)At shipping
----------
----------
a=38deg+-5deg b=53deg+-5deg
----------
----------
a=38deg+-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)-
----------
----------
a=(0deg)
----------
----------
a=(0deg)