Rating:
Information injection-pump assembly
ZEXEL
106991-1791
1069911791
Cross reference number
ZEXEL
106991-1791
1069911791
Zexel num
Bosch num
Firm num
Name
106991-1791
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 8-3-600
Outer diameter - inner diameter - length (mm) mm 8-3-600
Overflow valve
134424-4320
Overflow valve opening pressure
kPa
255
221
289
Overflow valve opening pressure
kgf/cm2
2.6
2.25
2.95
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
1-8-7-6-
5-4-3-10
-9-2
Pre-stroke
mm
4.2
4.17
4.23
Rack position
Point A R=A
Point A R=A
Beginning of injection position
Governor side NO.1
Governor side NO.1
Difference between angles 1
Cal 1-8 deg. 27 26.75 27.25
Cal 1-8 deg. 27 26.75 27.25
Difference between angles 2
Cal 1-7 deg. 72 71.75 72.25
Cal 1-7 deg. 72 71.75 72.25
Difference between angles 3
Cal 1-6 deg. 99 98.75 99.25
Cal 1-6 deg. 99 98.75 99.25
Difference between angles 4
Cal 1-5 deg. 144 143.75 144.25
Cal 1-5 deg. 144 143.75 144.25
Difference between angles 5
Cal 1-4 deg. 171 170.75 171.25
Cal 1-4 deg. 171 170.75 171.25
Difference between angles 6
Cal 1-3 deg. 216 215.75 216.25
Cal 1-3 deg. 216 215.75 216.25
Difference between angles 7
Cal 1-10 deg. 243 242.75 243.25
Cal 1-10 deg. 243 242.75 243.25
Difference between angles 8
Cal 1-9 deg. 288 287.75 288.25
Cal 1-9 deg. 288 287.75 288.25
Difference between angles 9
Cyl.1-2 deg. 315 314.75 315.25
Cyl.1-2 deg. 315 314.75 315.25
Injection quantity adjustment
Adjusting point
A
Rack position
8
Pump speed
r/min
800
800
800
Average injection quantity
mm3/st.
107
105.5
108.5
Max. variation between cylinders
%
0
-2
2
Basic
*
Fixing the lever
*
Injection quantity adjustment_02
Adjusting point
C
Rack position
8.9+-0.1
Pump speed
r/min
350
350
350
Average injection quantity
mm3/st.
107
103
111
Fixing the lever
*
Injection quantity adjustment_03
Adjusting point
D
Rack position
4.7+-0.5
Pump speed
r/min
265
265
265
Average injection quantity
mm3/st.
10
8.7
11.3
Max. variation between cylinders
%
0
-13
13
Fixing the rack
*
Timer adjustment
Pump speed
r/min
800--
Advance angle
deg.
0
0
0
Remarks
Start
Start
Timer adjustment_02
Pump speed
r/min
750
Advance angle
deg.
0.3
Timer adjustment_03
Pump speed
r/min
1100
Advance angle
deg.
3.5
3
4
Remarks
Finish
Finish
Test data Ex:
Governor adjustment
N:Pump speed
R:Rack position (mm)
(1)Tolerance for racks not indicated: +-0.05mm.
(2)Damper spring setting: DL
----------
DL=3.7-0.2mm
----------
----------
DL=3.7-0.2mm
----------
Speed control lever angle
F:Full speed
----------
----------
a=7deg+-5deg
----------
----------
a=7deg+-5deg
0000000901
F:Full load
I:Idle
(1)Stopper bolt setting
----------
----------
a=10deg+-5deg b=28.5deg+-3deg
----------
----------
a=10deg+-5deg b=28.5deg+-3deg
Stop lever angle
N:Pump normal
S:Stop the pump.
(1)Drive side
(2)Use the pin at R = aa
----------
aa=23.5mm
----------
a=40deg+-5deg b=73deg+-5deg
----------
aa=23.5mm
----------
a=40deg+-5deg b=73deg+-5deg
Timing setting
(1)Pump vertical direction
(2)Position of "Z" mark at the No 1 cylinder's beginning of injection (governor side)
(3)B.T.D.C.: aa
(4)-
----------
aa=12deg
----------
a=(170deg)
----------
aa=12deg
----------
a=(170deg)
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106991-1791
INJECTION-PUMP ASSEMBLY