Information injection-pump assembly
ZEXEL
101601-3240
1016013240
KOMATSU
6138721580
6138721580

Rating:
Service parts 101601-3240 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
101601-3240
1016013240
KOMATSU
6138721580
6138721580
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
1250
1250
1250
Average injection quantity
mm3/st.
86.6
85.6
87.6
Max. variation between cylinders
%
0
-2
2
Basic
*
Fixing the lever
*
Injection quantity adjustment_02
Adjusting point
B
Rack position
7.4+-0.5
Pump speed
r/min
400
400
400
Average injection quantity
mm3/st.
13.2
12
14.4
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.
1.4
0.9
1.9
Timer adjustment_04
Pump speed
r/min
1150
Advance angle
deg.
3.5
3
4
Remarks
Finish
Finish
Test data Ex:
Governor adjustment

N:Pump speed
R:Rack position (mm)
(1)Target notch: K
(2)The torque control spring does not operate.
----------
K=6
----------
----------
K=6
----------
Speed control lever angle

F:Full speed
I:Idle
(1)Stopper bolt setting
----------
----------
a=3deg+-5deg b=23deg+-5deg
----------
----------
a=3deg+-5deg b=23deg+-5deg
Stop lever angle

N:Pump normal
S:Stop the pump.
----------
----------
a=27deg+-5deg b=53deg+-5deg
----------
----------
a=27deg+-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)
Information:
(1) Diameter of the valve seat insert ... 54.610 0.013 mm (2.1500 .0005 in) Bore in head for valve seat insert ... 54.534 0.013 mm (2.1470 .0005 in)(2) Depth of bore in head for valve seat insert ... 11.23 0.05 mm (.442 .002 in)(3) Maximum permissible width of the face of the valve seat insert ... 3.05 mm (.120 in)(4) Distance from head of valve to cylinder head face: Maximum permissible (valve closed) ... 1.73 mm (.068 in)Minimum permissible (valve closed) ... 0.91 mm (.036 in)(5) Angle of the face of the valve seat insert ... 30 1/2 1/2°(6) Outside diameter of the face of the valve seat insert ... 52.23 0.13 mm (2.045 .005 in) Maximum permissible ... 52.45 mm (2.065 in)(7) Angle to grind face of seat insert (to get a reduction of maximum seat diameter) ... 15°Intake Valve (without valve seat insert)
(1) Distance from head of valve to cylinder head face: Maximum permissible (valve closed) ... 1.73 mm (.068 in)Minimum permissible (valve closed) ... 0.91 mm (.036 in)(2) Maximum permissible width of the face of the valve seat ... 3.05 mm (.120 in)(3) Outside diameter of the valve seat ... 52.23 0.13 mm (2.045 .005 in) Maximum permissible ... 52.45 mm (2.065 in)(4) Angle of the face of the valve seat ... 30 1/2 1/2°(5) Diameter of the bore ... 54.61 mm (2.150 in)(6) Maximum permissible depth of the bore to make the face of the valve seat smaller ... 4.32 mm (.170 in)Exhaust Valve
(1) Depth of bore in head for valve seat insert ... 11.23 0.13 mm (.442 .005 in)(2) Diameter of valve seat insert ... 48.565 0.013 mm (1.9120 .0005 in) Bore in head for valve seat insert ... 48.489 0.013 mm (1.9090 .0005 in)(3) Maximum permissible width of the face of the valve seat insert ... 2.67 mm (.105 in)(4) Distance from head of valve to cylinder head face: Maximum permissible (valve closed) ... 2.16 mm (.085 in)Minimum permissible (valve closed) ... 1.27 mm (.050 in)(5) Angle of the face of the valve seat insert ... 45 1/2 1/2°(6) Outside diameter of the face of the valve seat insert ... 44.07 0.13 mm (1.735 .005 in) Maximum permissible ... 44.70 mm (1.760 in)(7) Angle to grind face of seat insert (to get a reduction of maximum seat diameter) ... 15°
(1) Distance from head of valve to cylinder head face: Maximum permissible (valve closed) ... 1.73 mm (.068 in)Minimum permissible (valve closed) ... 0.91 mm (.036 in)(2) Maximum permissible width of the face of the valve seat ... 3.05 mm (.120 in)(3) Outside diameter of the valve seat ... 52.23 0.13 mm (2.045 .005 in) Maximum permissible ... 52.45 mm (2.065 in)(4) Angle of the face of the valve seat ... 30 1/2 1/2°(5) Diameter of the bore ... 54.61 mm (2.150 in)(6) Maximum permissible depth of the bore to make the face of the valve seat smaller ... 4.32 mm (.170 in)Exhaust Valve
(1) Depth of bore in head for valve seat insert ... 11.23 0.13 mm (.442 .005 in)(2) Diameter of valve seat insert ... 48.565 0.013 mm (1.9120 .0005 in) Bore in head for valve seat insert ... 48.489 0.013 mm (1.9090 .0005 in)(3) Maximum permissible width of the face of the valve seat insert ... 2.67 mm (.105 in)(4) Distance from head of valve to cylinder head face: Maximum permissible (valve closed) ... 2.16 mm (.085 in)Minimum permissible (valve closed) ... 1.27 mm (.050 in)(5) Angle of the face of the valve seat insert ... 45 1/2 1/2°(6) Outside diameter of the face of the valve seat insert ... 44.07 0.13 mm (1.735 .005 in) Maximum permissible ... 44.70 mm (1.760 in)(7) Angle to grind face of seat insert (to get a reduction of maximum seat diameter) ... 15°