Information injection-pump assembly
BOSCH
9 400 611 203
9400611203
ZEXEL
101608-6231
1016086231

Rating:
Service parts 101608-6231 INJECTION-PUMP ASSEMBLY:
1.
_
6.
COUPLING PLATE
7.
COUPLING PLATE
8.
_
9.
_
11.
Nozzle and Holder
ME016655
12.
Open Pre:MPa(Kqf/cm2)
21.6{220}
15.
NOZZLE SET
Include in #1:
101608-6231
as INJECTION-PUMP ASSEMBLY
Include in #2:
104740-0242
as _
Cross reference number
BOSCH
9 400 611 203
9400611203
ZEXEL
101608-6231
1016086231
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
131424-5520
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
255
255
255
Tester oil delivery pressure
kgf/cm2
2.6
2.6
2.6
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
3.5
3.45
3.55
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
9.5
Pump speed
r/min
1000
1000
1000
Average injection quantity
mm3/st.
78
77
79
Max. variation between cylinders
%
0
-2.5
2.5
Basic
*
Fixing the lever
*
Injection quantity adjustment_02
Adjusting point
-
Rack position
7.5+-0.5
Pump speed
r/min
475
475
475
Average injection quantity
mm3/st.
8
6.7
9.3
Max. variation between cylinders
%
0
-14
14
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.
Injection quantity adjustment_03
Adjusting point
C
Rack position
-
Pump speed
r/min
100
100
100
Average injection quantity
mm3/st.
70
70
75
Fixing the lever
*
Rack limit
*
Timer adjustment
Pump speed
r/min
0
Advance angle
deg.
2
1.5
2.5
Timer adjustment_02
Pump speed
r/min
-
Advance angle
deg.
2
1.5
2.5
Remarks
Measure speed (beginning of operation).
Measure speed (beginning of operation).
Timer adjustment_03
Pump speed
r/min
750+-25
Advance angle
deg.
0
0
0
Remarks
Finish
Finish
Test data Ex:
Governor adjustment

N:Pump speed
R:Rack position (mm)
(1)Notch fixed: K
(2)Tolerance for racks not indicated: +-0.05mm.
(3)RACK LIMIT
(4)Set idle sub-spring
(5)Main spring setting
----------
K=12
----------
----------
K=12
----------
Speed control lever angle

F:Full speed
I:Idle
(1)Stopper bolt setting
----------
----------
a=(4deg)+-5deg b=(18deg)+-5deg
----------
----------
a=(4deg)+-5deg b=(18deg)+-5deg
Stop lever angle

N:Pump normal
S:Stop the pump.
(1)Normal
----------
----------
a=26.5deg+-5deg b=53deg+-5deg
----------
----------
a=26.5deg+-5deg b=53deg+-5deg
Timing setting

(1)Pump vertical direction
(2)Position of gear mark '3' at No 1 cylinder's beginning of injection
(3)B.T.D.C.: aa
(4)-
----------
aa=12.5deg
----------
a=(130deg)
----------
aa=12.5deg
----------
a=(130deg)
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 3264756 INJECTOR GP-F -G
1 3280972 SOFTWARE GP-ELEK
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 actions:
- Replace the six fuel injectors at the time of repair. Replace the existing unit injectors with the new 326-4756 Fuel Injector Groups. Refer to KENR8106, Disassembly and Assembly, for removal/install procedure of the fuel injector groups.
- Flash the new engine 328-0972 Software Group. The new engine software will change the engine power and therefore it is needed to request a Factory Password before flashing.
SERVICE CLAIM ALLOWANCES
Product smu/age whichever comes first Caterpillar Dealer Suggested Customer Suggested
Parts % Labor Hrs% Parts % Labor Hrs% Parts % Labor Hrs%
0-4000 hrs,
0-60 mo 100.0% 100.0% 0.0% 0.0% 0.0% 0.0%
4001-6000 hrs,
61-90 mo 33.0% 50.0% 0.0% 0.0% 50.0% 50.0%
This is a 4.0-hour job
PARTS DISPOSITION
Handle the parts in accordance with your Warranty Bulletin on warranty parts handling.