Information injection-pump assembly
BOSCH
9 400 614 458
9400614458
ZEXEL
101492-3950
1014923950
KOMATSU
6204711221
6204711221

Rating:
Service parts 101492-3950 INJECTION-PUMP ASSEMBLY:
1.
_
5.
AUTOM. ADVANCE MECHANIS
6.
COUPLING PLATE
7.
COUPLING PLATE
8.
_
9.
_
11.
Nozzle and Holder
6207-11-3102
12.
Open Pre:MPa(Kqf/cm2)
19.6{200}
15.
NOZZLE SET
Cross reference number
BOSCH
9 400 614 458
9400614458
ZEXEL
101492-3950
1014923950
KOMATSU
6204711221
6204711221
Zexel num
Bosch num
Firm num
Name
101492-3950
9 400 614 458
6204711221 KOMATSU
INJECTION-PUMP ASSEMBLY
4D95L K 14BC INJECTION PUMP ASSY PE4A,5A, PE
4D95L K 14BC INJECTION PUMP ASSY PE4A,5A, PE
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
3.6
3.55
3.65
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
10.4
Pump speed
r/min
1050
1050
1050
Average injection quantity
mm3/st.
34.4
33.4
35.4
Max. variation between cylinders
%
0
-2.5
2.5
Basic
*
Fixing the lever
*
Injection quantity adjustment_02
Adjusting point
-
Rack position
10.2+-0.
5
Pump speed
r/min
450
450
450
Average injection quantity
mm3/st.
10.5
9.5
11.5
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)Tolerance for racks not indicated: +-0.05mm.
(3)RACK LIMIT: RAL
(4)The torque control spring must does not have a set force.
(5)Rack difference between N = N1 and N = N2
----------
K=16 RAL=15+0.2mm N1=1050r/min N2=750r/min
----------
----------
K=16 RAL=15+0.2mm N1=1050r/min N2=750r/min
----------
Speed control lever angle

F:Full speed
I:Idle
S:Stop
(1)Stopper bolt setting
----------
----------
a=10deg+-5deg b=32deg+-3deg c=24deg+-5deg
----------
----------
a=10deg+-5deg b=32deg+-3deg c=24deg+-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)-
(5)-
----------
----------
a=59deg36min+-3deg b=0deg24min+-30min
----------
----------
a=59deg36min+-3deg b=0deg24min+-30min
Information:
1 Remove the plug from the dash and install 3T306 Starting Aid Switch. Connect two purple wires, from the wiring harness, to the switch. 2 Put 3T157 Support Assembly (1) in position. Install two 6H1717 Bolts (2) as shown. On D6D Tractors with 4N6016 Refrigerant Compressor Group, remove the existing spacer so support (1) will fit at location (A); use the existing bolt. Remove the bolt and washer from the cylinder head and put 3T1417 Brace (3) in position. Install 2A4256 Spacer (4), S1591 Bolt (5) and 5M2894 Washer. Do not use spacer (4) on D6D Tractors. Install S1594 Bolt (6) and 5M2894 Washer. 3 Put 6N7674 Valve Assembly (7) in position on support assembly (1) and install two S1618 Bolts (8), 5P4116 Washers and 1D4716 Nuts. Put 7N2059 Clamp Assembly (9) in position on the support assembly and install two S1618 Bolts (8), 5P4116 Washers and 1D4716 Nuts. 4 Remove the plug from the manifold and install 6N9995 Atomizer Assembly (9). The orifices of the atomizer must be toward each end of the manifold. Install 5P7907 Connector (10) in valve assembly (7). Install one end of 9P3121 Tube (11) in atomizer assembly (9) and connect the other end of tube (11) to connector (10) with 5P6314 Sleeve (12) and 5P6313 Nut (13). Remove the plug from the bypass elbow and install 6N5899 Switch (14). Connect 9G3005 Wire Assembly (15) to switch (14) and to one wire from valve assembly (7). 5 Install 3D5102 Grommet and 2B2404 Clip (16) to hold tube (11). Connect 9G3006 Wire Assembly (17) to valve assembly (7) and to the purple wire, from the starting aid switch, at the rear of the engine. Use former clips (18) to hold wire assembly (17) in position.6 Remove cap (19) from valve assembly (7) and install 7N296 Cylinder Assembly.
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Komatsu
101492-3950
9 400 614 458
6204711221
INJECTION-PUMP ASSEMBLY
4D95L
4D95L