106873-3073 ZEXEL INJECTION-PUMP ASSEMBLY Calibration Data 1068733073

Information Cross number Calibration Data Calibration Data Ex

Information injection-pump assembly

ZEXEL 106873-3073 1068733073

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Service parts 106873-3073 INJECTION-PUMP ASSEMBLY:

1. _

2. FUEL INJECTION PUMP 106080-5170

3. GOVERNOR 105489-3823

4. SUPPLY PUMP 105237-4340

5. AUTOM. ADVANCE MECHANIS 105683-0050

6. COUPLING PLATE 105662-1220

7. COUPLING PLATE

8. _

9. _

10. NOZZLE AND HOLDER ASSY 105101-7332

11. Nozzle and Holder 23600-2430B

12. Open Pre:MPa(Kqf/cm2) 14.7{150}/21.6{220}

13. NOZZLE-HOLDER 105031-7230

14. NOZZLE

15. NOZZLE SET 105019-0100

Include in #1:

106873-3073 as INJECTION-PUMP ASSEMBLY

Cross reference number

ZEXEL 106873-3073 1068733073

Zexel num

Bosch num

Firm num

Name

106873-3073

INJECTION-PUMP ASSEMBLY

Calibration Data:

Adjustment conditions

Test oil
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

Overflow valve 134424-0820

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)
Right R

Injection timing adjustment

Direction of rotation (viewed from drive side)
Right R

Injection order 1-8-6-2- 7-5-4-3

Pre-stroke mm 4.8 4.74 4.8

Beginning of injection position
Drive side NO.1

Difference between angles 1
Cal 1-8 deg. 45 44.75 45.25

Difference between angles 2
Cal 1-6 deg. 90 89.75 90.25

Difference between angles 3
Cyl.1-2 deg. 135 134.75 135.25

Difference between angles 4
Cal 1-7 deg. 180 179.75 180.25

Difference between angles 5
Cal 1-5 deg. 225 224.75 225.25

Difference between angles 6
Cal 1-4 deg. 270 269.75 270.25

Difference between angles 7
Cal 1-3 deg. 315 314.75 315.25

Injection quantity adjustment

Adjusting point A

Rack position 8.9

Pump speed r/min 700 700 700

Average injection quantity mm3/st. 139.3 137.3 141.3

Max. variation between cylinders % 0 -2 2

Basic *

Fixing the lever *

Injection quantity adjustment_02

Adjusting point B

Rack position 8.95+-0. 5

Pump speed r/min 1100 1100 1100

Average injection quantity mm3/st. 133.1 129.1 137.1

Fixing the lever *

Injection quantity adjustment_03

Adjusting point F

Rack position 3.8+-0.5

Pump speed r/min 225 225 225

Average injection quantity mm3/st. 10.4 7.4 13.4

Max. variation between cylinders % 0 -15 15

Fixing the rack *

Injection quantity adjustment_04

Adjusting point G

Rack position -

Pump speed r/min 100 100 100

Average injection quantity mm3/st. 139 139

Fixing the lever *

Remarks
After startup boost setting

Timer adjustment

Pump speed r/min 750--

Advance angle deg. 0 0 0

Load 1/4

Remarks
Start

Timer adjustment_02

Pump speed r/min 700

Advance angle deg. 0.3

Load 1/4

Timer adjustment_03

Pump speed r/min 820--

Advance angle deg. 0.7 0.4 1

Load 4/4

Timer adjustment_04

Pump speed r/min 900+50

Advance angle deg. 0.7 0.4 1

Load 3/4

Timer adjustment_05

Pump speed r/min 1100-50

Advance angle deg. 5.25 4.95 5.55

Load 4/4

Remarks
Finish

Test data Ex:

Governor adjustment

N:Pump speed R:Rack position (mm) (1)Tolerance for racks not indicated: +-0.05mm. (2)Set idle at point K (N = N1, R = R1) and confirm that the injection quantity does not exceed Q1 at point J (N = N2). (3)Excess fuel setting for starting: SXL (4)Damper spring setting
----------
N1=325r/min R1=3.8mm N2=1100r/min Q1=3mm3/st SXL=9.45+-0.1mm
----------

Speed control lever angle

F:Full speed
----------

----------
a=(15.5deg)+-5deg

0000000901

F:Full load I:Idle (1)Use the hole at R = aa (2)Stopper bolt setting
----------
aa=42mm
----------
a=39deg+-5deg b=43.5deg+-3deg

Stop lever angle

N:Pump normal S:Stop the pump. (1)Rack position = aa (at delivery), set before governor adjustment (2)Set the stopper bolt (after setting apply red paint). (3)Use the pin at R = bb (4)Lever free
----------
aa=12+-0.1mm bb=37mm
----------
a=(9deg)+-5deg b=9deg+-5deg c=35deg+-5deg

Timing setting

(1)Pump vertical direction (2)Coupling's key groove position at No 1 cylinder's beginning of injection (3)- (4)-
----------

----------
a=(80deg)

Information:

Extended Warranties & Service Contracts
A wide variety of protection plans are available for Caterpillar 3176 Truck Engines. Consult your local Caterpillar Engine Service dealer for information on the plan shown below which is tailored to fit your needs.* ESC-Extended Service Coverage* OPT-Overhaul Protection for Trucks* Remanufactured Extended Coverage* TOPP-Truck Owner Protection PlanContact your local Caterpillar Engine Service dealer for more detailed information on specific programs and coverages available, or call 1-800-CALL CAT, and ask for the Engine Protection Plan Sales Manager.Emergency Service (U.S.A. only)
When a problem arises concerning the sale, operation or service of your engine, it will normally be handled by the distributor or dealer in your area. The service facility nearest you can be located twenty-four hours a day by calling the appropriate phone numbers listed below.In U.S. (except Illinois, Alaska and Hawaii) Phone 1 (800) 447-4986.In the States of Illinois, Alaska and Hawaii Phone (309) 673-3252 (collect).Your satisfaction is a primary concern to Caterpillar, its distributors and their dealers. To assure your complete satisfaction, we suggest the following steps be followed should you have a problem that has not been handled to your satisfaction.Step One
Discuss your problem with a member of management from the distributorship or dealership. If your problem originates with a dealer, explain the matter to a management member of the distributorship with whom the dealer has his parts and service agreement.Step Two
When it appears that your problem cannot be readily resolved at the distributor level without additional assistance, use the above telephone numbers and ask to talk to a Field Service Coordinator.Step Three
If you are still not satisfied, present the engine matter in writing to:Caterpillar Inc.
Manager, Truck Engine Business
Peoria, Illinois U.S.A.
61629
When contacting the Manager, Truck Engine Business, please keep in mind that ultimately your problem will likely be resolved at the distributorship or dealership using their facilities, equipment, and personnel. Therefore, it is suggested that you follow the above steps in sequence when experiencing a problem.