Information injection-pump assembly
ZEXEL
101482-4240
1014824240
ISUZU
8943178210
8943178210
Rating:
Service parts 101482-4240 INJECTION-PUMP ASSEMBLY:
1.
_
3.
GOVERNOR
5.
AUTOM. ADVANCE MECHANIS
6.
COUPLING PLATE
8.
_
9.
_
11.
Nozzle and Holder
8-94471-808-0
12.
Open Pre:MPa(Kqf/cm2)
18.1{185}
15.
NOZZLE SET
Cross reference number
ZEXEL
101482-4240
1014824240
ISUZU
8943178210
8943178210
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
Overflow valve
131424-4920
Overflow valve opening pressure
kPa
127
107
147
Overflow valve opening pressure
kgf/cm2
1.3
1.1
1.5
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)
Left L
Left L
Injection timing adjustment
Direction of rotation (viewed from drive side)
Left L
Left L
Injection order
1-3-4-2
Pre-stroke
mm
3.3
3.25
3.35
Beginning of injection position
Drive side NO.1
Drive side NO.1
Difference between angles 1
Cal 1-3 deg. 90 89.5 90.5
Cal 1-3 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
Cyl.1-2 deg. 270 269.5 270.5
Cyl.1-2 deg. 270 269.5 270.5
Injection quantity adjustment
Adjusting point
A
Rack position
9.5
Pump speed
r/min
1000
1000
1000
Average injection quantity
mm3/st.
32.4
31.4
33.4
Max. variation between cylinders
%
0
-2.5
2.5
Basic
*
Fixing the lever
*
Injection quantity adjustment_02
Adjusting point
-
Rack position
8.8+-0.5
Pump speed
r/min
450
450
450
Average injection quantity
mm3/st.
9.4
7.4
11.4
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)Set idle sub-spring
(3)Main spring setting
----------
K=6
----------
----------
K=6
----------
Speed control lever angle
F:Full speed
I:Idle
(1)Stopper bolt setting
----------
----------
a=(2deg)+-5deg b=(16deg)+-5deg
----------
----------
a=(2deg)+-5deg b=(16deg)+-5deg
Stop lever angle
N:Pump normal
S:Stop the pump.
----------
----------
a=2.5deg+-5deg b=53deg+-5deg
----------
----------
a=2.5deg+-5deg b=53deg+-5deg
Timing setting
(1)Pump vertical direction
(2)Position of gear mark 'V' at No 1 cylinder's beginning of injection
(3)B.T.D.C.: aa
(4)-
----------
aa=17deg
----------
a=(200deg)
----------
aa=17deg
----------
a=(200deg)
Information:
PARTS NEEDED
Qty
Part Number Description
6 1R6573 GASKET
1 2941706 GASKET
6 2941788 SEAL
1 2941790 PIPE
1 2941791 PIPE
1 2941792 PIPE
1 2941793 PIPE
1 2941794 PIPE
1 2941795 PIPE
6 2941803 SEAL-O-RING
6 3264700 INJECTOR GP-F -G
In order to allow equitable parts availability to all participating dealers, please limit your initial parts order to not exceed 2% of dealership population. This is an initial order recommendation only, and the ultimate responsibility for ordering the total number of parts needed to satisfy the program lies with the dealer.
ACTION REQUIRED
If your engine is experiencing a lack of power and/or black smoke emissions, complete the following action:
- Replace the six fuel injectors at the time of repair.
Refer to KENR8106, Disassembly and Assembly, for removal/install procedure of the fuel injector groups.
It is recommended that REBE9000, Service Letter, "Product Support Program For Reworking the Fuel Filtration System on Certain 320D and 323D Excavators", be performed at the same time as this Rework Procedure.
SERVICE CLAIM ALLOWANCES
Product smu/age whichever comes first Caterpillar Dealer Suggested Customer Suggested
Parts % Labor Hrs% Parts % Labor Hrs% Parts % Labor Hrs%
0-3500 hrs,
0-24 mo 100.0% 100.0% 0.0% 0.0% 0.0% 0.0%
3501-6000 hrs,
25-48 mo 33.0% 33.0% 25.0% 33.0% 25.0% 34.0%
This is a 4.0-hour job
PARTS DISPOSITION
Handle the parts in accordance with your Warranty Bulletin on warranty parts handling.