Information injection-pump assembly
ZEXEL
101492-9110
1014929110
Rating:
Cross reference number
ZEXEL
101492-9110
1014929110
Zexel num
Bosch num
Firm num
Name
101492-9110
DAEWOO
INJECTION-PUMP ASSEMBLY
4BC2 *
4BC2 *
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
1-3-4-2
Pre-stroke
mm
3.4
3.35
3.45
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
9.9
Pump speed
r/min
900
900
900
Average injection quantity
mm3/st.
49.5
48.5
50.5
Max. variation between cylinders
%
0
-2
2
Basic
*
Fixing the lever
*
Injection quantity adjustment_02
Adjusting point
C
Rack position
8.6+-0.5
Pump speed
r/min
325
325
325
Average injection quantity
mm3/st.
10.2
8.7
11.7
Max. variation between cylinders
%
0
-14
14
Fixing the rack
*
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=12
----------
----------
K=12
----------
Speed control lever angle
F:Full speed
I:Idle
(1)Stopper bolt setting
----------
----------
a=(2deg)+-5deg b=(21deg)+-5deg
----------
----------
a=(2deg)+-5deg b=(21deg)+-5deg
Stop lever angle
N:Pump normal
S:Stop the pump.
----------
----------
a=19deg+-5deg b=53deg+-5deg
----------
----------
a=19deg+-5deg b=53deg+-5deg
Timing setting
(1)Pump vertical direction
(2)Position of gear mark 'CC' at No 1 cylinder's beginning of injection
(3)B.T.D.C.: aa
(4)-
----------
aa=18deg
----------
a=(90deg)
----------
aa=18deg
----------
a=(90deg)
Information:
The information supplied in this service letter may not be valid after the termination date of this program.Do not perform the work outlined in this Service Letter after the termination date without first contacting your Caterpillar product analyst.
TERMINATION DATE
30Apr2021
PROBLEM
The existing fuel injectors can fail on certain 14M, 16M, and 18M Motor Graders. If the existing injector fails it can create performance issues.
AFFECTED PRODUCT
Model Identification Number
14M 3 E9S00377-00378
16M 3 E9Y00360
18M 3 E9W00279
PARTS NEEDED
Qty
Part Number Description
6 2490712 INJECTOR GP-FUEL
In order to allow equitable parts availability to all participating dealers, please limit your initial parts order to not exceed 32% 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
Replace the existing injectors with new injectors.
SERVICE CLAIM ALLOWANCES
Product smu/age whichever comes first Caterpillar Dealer Suggested Customer Suggested
Parts % Labor Hrs% Parts % Labor Hrs% Parts % Labor Hrs%
0-3000 hrs,
0-12 mo 100.0% 100.0% 0.0% 0.0% 0.0% 0.0%
This is a 3.0-hour job
PARTS DISPOSITION
Handle the parts in accordance with your Warranty Bulletin on warranty parts handling.
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Daewoo
101492-9110
INJECTION-PUMP ASSEMBLY
4BC2
4BC2