Rating:
Information injection-pump assembly
ZEXEL
106672-9090
1066729090
KOMATSU
6127721020
6127721020
Cross reference number
ZEXEL
106672-9090
1066729090
KOMATSU
6127721020
6127721020
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
105780-8130
Bosch type code
EFEP215A
Nozzle
105780-0050
Bosch type code
DN6TD119NP1T
Nozzle holder
105780-2090
Bosch type code
EFEP215
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
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
2.5
2.45
2.55
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
14.3
Pump speed
r/min
1000
1000
1000
Each cylinder's injection qty
mm3/st.
250
245
255
Basic
*
Fixing the rack
*
Injection quantity adjustment_02
Adjusting point
B
Rack position
8.6+-0.5
Pump speed
r/min
300
300
300
Average injection quantity
mm3/st.
28
25
31
Max. variation between cylinders
%
0
-10
10
Fixing the rack
*
Injection quantity adjustment_03
Adjusting point
C
Rack position
15.5
Pump speed
r/min
700
700
700
Average injection quantity
mm3/st.
315
309.6
320.4
Fixing the lever
*
Test data Ex:
Governor adjustment
N:Pump speed
R:Rack position (mm)
(1)Target notch: K
(2)Rack difference between N = N1 and N = N2
----------
K=11 N1=1000r/min N2=700r/min
----------
----------
K=11 N1=1000r/min N2=700r/min
----------
Speed control lever angle
F:Full speed
I:Idle
S:Stop
----------
----------
a=15deg+-5deg b=31deg+-3deg c=31deg+-5deg
----------
----------
a=15deg+-5deg b=31deg+-3deg c=31deg+-5deg
Stop lever angle
N:Pump normal
S:Stop the pump.
----------
----------
a=27deg+-5deg b=53deg+-5deg
----------
----------
a=27deg+-5deg b=53deg+-5deg