106681-4023 ZEXEL INJECTION-PUMP ASSEMBLY Calibration Data 1066814023

Information Cross number Calibration Data Calibration Data Ex

Information injection-pump assembly

ZEXEL 106681-4023 1066814023

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Buy INJECTION-PUMP ASSEMBLY 106681-4023 zexel genuine, new aftermarket engine parts with delivery

Service parts 106681-4023 INJECTION-PUMP ASSEMBLY:

1. _

2. FUEL INJECTION PUMP

3. GOVERNOR

4. SUPPLY PUMP 105237-1690

5. AUTOM. ADVANCE MECHANIS 105682-0001

6. COUPLING PLATE 105664-0540

7. COUPLING PLATE

8. _

9. _

10. NOZZLE AND HOLDER ASSY 105111-4402

11. Nozzle and Holder 6212-11-3202

12. Open Pre:MPa(Kqf/cm2) 24.5{250}

13. NOZZLE-HOLDER 105041-7122

14. NOZZLE 105015-8070

15. NOZZLE SET

Include in #1:

106681-4023 as INJECTION-PUMP ASSEMBLY

Cross reference number

ZEXEL 106681-4023 1066814023

Zexel num

Bosch num

Firm num

Name

106681-4023
106681-4027

KOMATSU

INJECTION-PUMP ASSEMBLY
SA12V140 *

Calibration Data:

Adjustment conditions

Test oil
1404 Test oil ISO4113 or {SAEJ967d}

Test oil temperature degC 40 40 45

Nozzle and nozzle holder 105780-8130

Bosch type code EFEP215A

Nozzle 105780-0050

Bosch type code DN6TD119NP1T

Nozzle holder 105780-2090

Bosch type code EFEP215

Opening pressure MPa 17.2

Opening pressure kgf/cm2 175

Injection pipe
Outer diameter - inner diameter - length (mm) mm 8-3-600

Overflow valve 131424-7120

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 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 1-5-3-6- 2-4

Pre-stroke mm 3.5 3.45 3.55

Beginning of injection position
Drive side NO.1

Difference between angles 1
Cal 1-5 deg. 60 59.5 60.5

Difference between angles 2
Cal 1-3 deg. 120 119.5 120.5

Difference between angles 3
Cal 1-6 deg. 180 179.5 180.5

Difference between angles 4
Cyl.1-2 deg. 240 239.5 240.5

Difference between angles 5
Cal 1-4 deg. 300 299.5 300.5

Injection quantity adjustment

Adjusting point A

Rack position 15.3

Pump speed r/min 1050 1050 1050

Average injection quantity mm3/st. 345.2 343.2 347.2

Max. variation between cylinders % 0 -3 3

Basic *

Fixing the lever *

Boost pressure kPa 86.6 86.6

Boost pressure mmHg 650 650

Injection quantity adjustment_02

Adjusting point B

Rack position 9.3+-0.5

Pump speed r/min 300 300 300

Average injection quantity mm3/st. 20 18.5 21.5

Max. variation between cylinders % 0 -15 15

Fixing the rack *

Boost pressure kPa 0 0 0

Boost pressure mmHg 0 0 0

Remarks
Adjust only variation between cylinders; adjust governor according to governor specifications.

Boost compensator adjustment

Pump speed r/min 600 600 600

Rack position 13.2

Boost pressure kPa 12 9.3 14.7

Boost pressure mmHg 90 70 110

Boost compensator adjustment_02

Pump speed r/min 600 600 600

Rack position 16

Boost pressure kPa 58.7 52 65.4

Boost pressure mmHg 440 390 490

Timer adjustment

Pump speed r/min 800--

Advance angle deg. 0 0 0

Remarks
Start

Timer adjustment_02

Pump speed r/min 750

Advance angle deg. 0.5

Timer adjustment_03

Pump speed r/min 1050

Advance angle deg. 2.5 2 3

Remarks
Finish

Test data Ex:

Governor adjustment

N:Pump speed R:Rack position (mm) (1)Notch fixed: K (2)Boost compensator stroke (3)Rack difference between N = N1 and N = N2 (4)Set the No 1 idle sub spring. (5)Set the 2nd idle sub spring.
----------
K=20 N1=1050r/min N2=750r/min
----------

Speed control lever angle

F:Full speed I:Idle (1)Stopper bolt setting
----------

----------
a=(32deg)+-5deg b=(26deg)+-5deg

Stop lever angle

N:Pump normal S:Stop the pump. (1)Pump speed aa, rack position bb (2)(Seal at delivery.)
----------
aa=0r/min bb=1-0.2mm
----------
a=29deg+-5deg b=(73deg)

Timing setting

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

----------
a=(30deg)

Information:

This Program can be administered aftera failure occurs. The decision whether to apply the Program is made bythe dealer. When reporting the repair, use "PS50440" as the Part numberand "7755" as the Group Number and use 135579 DTF Code. Use "96" as theWarranty Claim Description Code and use "Z" as the SIMS Description Code. The information supplied in this serviceletter may not be valid after the termination date of this program. Donot perform the work outlined in this Service Letter after the terminationdate without first contacting your Caterpillar product analyst. Dealer and District are responsible fordetermining eligibility. Engine installations that are known to have airentry into fuel supply are not eligible for this program.TERMINATION DATE
April 30, 2003PROBLEM
The fuel injector tip may fail on certain 3500BMarine and Genset enginesAFFECTED PRODUCT
Group1
Model Identification Number
3508B 2HW125-1601TW249-2713DW153-161
3512B 4AW329-4282GW234-277
3512B M/AUX 1PW355-361
3516B 1NW122-1342FW183-2123CW236-242
Group2
Model Identification Number
3508B 2BM139-151
3512B 7HM207-224
3516B 8CN170-180
Group3
Model Identification Number
3512B 4TN207-3118EM317-352
3516B 8KN368-4159AN175-201
Group4
Model Identification Number
3508B 7SM229-328
Group5
Model Identification Number
3508B 3DM157-206 PARTS NEEDED
Group 1* - 0R9944
* 8 for 3508 Engines (2HW125-160, 1TW249-271, 3DW153-161)
12 for 3512 Engines (4AW329-428, 2GW234-277, 1PW355-361)
16 for 3516 Engines (1NW122-134, 2FW183-212, 3CW236-242)Group 2* - 0R8691
* 8 for 3508 Engines (2BM139-151)
12 for 3512 Engines (7HM207-224)
16 for 3516 Engines (8CN170-180)Group 3* - 0R8688
* 12 for 3508 Engines (4TN207-311, 8EM317-352)
16 for 3512 Engines (8KN368-415, 9AN175-201)Group 4* - 0R8688 ?OR- 0R8690
* 8 for 3508 Engines (7SM229-328)Group 5* - 0R8690
* 8 for 3508 Engines (3DM157-206)ACTION REQUIRED
Replace all injectors and resultant damage, perstandard repair procedures (SENR6564-04 for injector R&I).SERVICE CLAIM ALLOWANCES
Product smu/age whichever comes first Caterpillar Dealer Suggested Customer Suggested
Parts Labor Hrs Parts Labor Hrs Parts Labor Hrs
0-5000 hrs(0-24 mos) 100% 100% 0 0 0 0
5001-10000 hrs(24-48 mos) 33.3% 50% 0 0 50% 50%
NOTE : Maximum allowable labor for injectorreplacement is 1 hour plus 0.5 hours per injector. Use labor times listedin the Time Requirement Guide for replacing the resultant damage.PARTS DISPOSITION
***** North American and Canadian Dealers*****Return Complete Injector Sets to:Caterpillar Inc.Attn: Fergal O?Shea
Service Claims Room (PS50440)
8201 N. University
Peoria, IL 61615***** All Other Dealers *****Handle the parts in accordance with your WarrantyBulletin on
warranty parts handling.