101405-9271 ZEXEL INJECTION-PUMP ASSEMBLY Calibration Data 1014059271 12991651050

Information Cross number Calibration Data Calibration Data Ex

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Information injection-pump assembly

ZEXEL 101405-9271 1014059271

YANMAR 12991651050 12991651050

Service parts 101405-9271 INJECTION-PUMP ASSEMBLY:

1. _

2. FUEL INJECTION PUMP 101041-8451

3. GOVERNOR 105419-4781

4. SUPPLY PUMP 105220-7170

5. AUTOM. ADVANCE MECHANIS

6. COUPLING PLATE

7. COUPLING PLATE

8. _

9. _

10. NOZZLE AND HOLDER ASSY

11. Nozzle and Holder

12. Open Pre:MPa(Kqf/cm2)

13. NOZZLE-HOLDER

14. NOZZLE

15. NOZZLE SET

Include in #1:

101405-9271 as INJECTION-PUMP ASSEMBLY

106684-4321 as _

Cross reference number

ZEXEL 101405-9271 1014059271

YANMAR 12991651050 12991651050

Zexel num

Bosch num

Firm num

Name

101405-9271
101405-9272

12991651050 YANMAR

INJECTION-PUMP ASSEMBLY
4TNE94 * K 14BC PE4A,5A, PE

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 6-2-600

Overflow valve 131424-1520

Overflow valve opening pressure kPa 157 123 191

Overflow valve opening pressure kgf/cm2 1.6 1.25 1.95

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 1-3-4-2

Pre-stroke mm 3.6 3.55 3.65

Beginning of injection position
Drive side NO.1

Difference between angles 1
Cal 1-3 deg. 90 89.5 90.5

Difference between angles 2
Cal 1-4 deg. 180 179.5 180.5

Difference between angles 3
Cyl.1-2 deg. 270 269.5 270.5

Injection quantity adjustment

Adjusting point A

Rack position 8.9

Pump speed r/min 1250 1250 1250

Average injection quantity mm3/st. 48.3 47.3 49.3

Max. variation between cylinders % 0 -2.5 2.5

Basic *

Fixing the lever *

Injection quantity adjustment_02

Adjusting point C

Rack position 7+-0.5

Pump speed r/min 400 400 400

Average injection quantity mm3/st. 13 12 14

Max. variation between cylinders % 0 -15 15

Fixing the rack *

Injection quantity adjustment_03

Adjusting point D

Rack position 9.4++

Pump speed r/min 100 100 100

Average injection quantity mm3/st. 65 60 70

Fixing the lever *

Rack limit *

Test data Ex:

Governor adjustment

N:Pump speed R:Rack position (mm) (1)Target notch: K (2)Tolerance for racks not indicated: +-0.05mm. (3)RACK LIMIT (4)Set idle sub-spring (5)Main spring setting (6)Rack difference between N = N1 and N = N2
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K=8 N1=1250r/min N2=800r/min
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