Information injection-pump assembly
ZEXEL
106674-4021
1066744021
Rating:
Cross reference number
ZEXEL
106674-4021
1066744021
Zexel num
Bosch num
Firm num
Name
106674-4021
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
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
1-4-2-6-
3-5
Pre-stroke
mm
2.65
2.6
2.7
Beginning of injection position
Opposite to the driving side NO.1
Opposite to the driving side NO.1
Difference between angles 1
Cal 1-4 deg. 60 59.5 60.5
Cal 1-4 deg. 60 59.5 60.5
Difference between angles 2
Cyl.1-2 deg. 120 119.5 120.5
Cyl.1-2 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
Cal 1-3 deg. 240 239.5 240.5
Cal 1-3 deg. 240 239.5 240.5
Difference between angles 5
Cal 1-5 deg. 300 299.5 300.5
Cal 1-5 deg. 300 299.5 300.5
Injection quantity adjustment
Adjusting point
-
Rack position
12.5
Pump speed
r/min
1000
1000
1000
Average injection quantity
mm3/st.
180
177
183
Max. variation between cylinders
%
0
-3
3
Basic
*
Fixing the rack
*
Injection quantity adjustment_02
Adjusting point
-
Rack position
7.2+-0.5
Pump speed
r/min
300
300
300
Average injection quantity
mm3/st.
28
25.2
30.8
Max. variation between cylinders
%
0
-10
10
Fixing the rack
*
Information:
This Revised Service Letter replaces the 30May2018 Service Letter. Changes have been made to the Parts Needed.
TERMINATION DATE
31May2020
PROBLEM
The DEF injector can become plugged on certain D6N Track-Type Tractors. If the DEF injector becomes plugged it can lead to partial or full blockage of DEF flow.
AFFECTED PRODUCT
Model Identification Number
D6N LGP MG500195-00197, 199-1655
SGG00101-00214
D6N XL GB600100, 200-638
NJN00101-00156
PARTS NEEDED
Qty
Part Number Description
1 4182073 GASKET AS
1 4609257 INJECTOR AS-DEF
1 5457668 SFWR GP-A1000
1 BULK_COOLANT SEE OMM
In order to allow equitable parts availability to all participating dealers, please limit your initial parts order to not exceed 1% 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
DEF Injector Replacement ? Remove and Install:
Remove DEF injector and replace. Follow Disassembly and Assembly, UENR4079, for DEF Injector and Mounting - Remove and Install.
Update Engine Software:
Reflash the engine controller (ECM) with the software listed in the Parts Needed or latest available on SIS Web.
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,
0-36 mo 100.0% 100.0% 0.0% 0.0% 0.0% 0.0%
3001-5000 hrs,
37-60 mo 100.0% 0.0% 0.0% 0.0% 0.0% 100.0%
This is a 1.5-hour job
PARTS DISPOSITION
Handle the parts in accordance with your Warranty Bulletin on warranty parts handling.
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106674-4021
INJECTION-PUMP ASSEMBLY