Rating:
Information injection-pump assembly
ZEXEL
104303-2080
1043032080
ISUZU
5156011622
5156011622
Service parts 104303-2080 INJECTION-PUMP ASSEMBLY:
1.
_
2.
FUEL INJECTION PUMP
3.
GOVERNOR
4.
SUPPLY PUMP
5.
AUTOM. ADVANCE MECHANIS
6.
COUPLING PLATE
7.
COUPLING PLATE
8.
_
9.
_
11.
Nozzle and Holder
5-15300-110-2
12.
Open Pre:MPa(Kqf/cm2)
11.8{120}
15.
NOZZLE SET
Include in #1:
104303-2080
as INJECTION-PUMP ASSEMBLY
Cross reference number
ZEXEL
104303-2080
1043032080
ISUZU
5156011622
5156011622
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
1-3-2
Pre-stroke
mm
2.1
2.05
2.15
Beginning of injection position
Drive side NO.1
Drive side NO.1
Difference between angles 1
Cal 1-3 deg. 120 119.5 120.5
Cal 1-3 deg. 120 119.5 120.5
Difference between angles 2
Cyl.1-2 deg. 240 239.5 240.5
Cyl.1-2 deg. 240 239.5 240.5
Injection quantity adjustment
Adjusting point
A
Rack position
10.5
Pump speed
r/min
700
700
700
Average injection quantity
mm3/st.
28.4
27.4
29.4
Max. variation between cylinders
%
0
-2.5
2.5
Basic
*
Fixing the lever
*
Injection quantity adjustment_02
Adjusting point
C
Rack position
7.1+-0.5
Pump speed
r/min
425
425
425
Average injection quantity
mm3/st.
6.5
5.5
7.5
Max. variation between cylinders
%
0
-14
14
Fixing the lever
*
Remarks
Adjust only variation between cylinders; adjust governor according to governor specifications.
Adjust only variation between cylinders; adjust governor according to governor specifications.
Injection quantity adjustment_03
Adjusting point
D
Rack position
13+1
Pump speed
r/min
100
100
100
Average injection quantity
mm3/st.
37
37
Fixing the lever
*
Test data Ex:
Governor adjustment
N:Pump speed
R:Rack position (mm)
(1)Rack difference between N = N1 and N = N2
(2)Set the idle spring.
(3)Main spring setting
----------
N1=700r/min N2=1150r/min
----------
----------
N1=700r/min N2=1150r/min
----------
Speed control lever angle
F:Full speed
I:Idle
(1)Stopper bolt setting
----------
----------
a=36deg+-3deg b=26deg+-6deg
----------
----------
a=36deg+-3deg b=26deg+-6deg
Stop lever angle
N:Pump normal
S:Stop the pump.
----------
----------
a=18deg+-5deg b=(38deg)
----------
----------
a=18deg+-5deg b=(38deg)
Timing setting
(1)Pump vertical direction
(2)Position of gear mark '00' at No 1 cylinder's beginning of injection
(3)B.T.D.C.: aa
(4)-
----------
aa=16deg
----------
a=(110deg)
----------
aa=16deg
----------
a=(110deg)