106871-4271 ZEXEL F 019 Z20 244 BOSCH INJECTION-PUMP ASSEMBLY f019z20244 1068714271

Information Cross number Calibration Data Calibration Data Ex

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Information injection-pump assembly

BOSCH F 019 Z20 244 f019z20244

ZEXEL 106871-4271 1068714271

Service parts 106871-4271 INJECTION-PUMP ASSEMBLY:

1. _

2. FUEL INJECTION PUMP 106080-5860

3. GOVERNOR 105489-5140

4. SUPPLY PUMP 105237-0060

5. AUTOM. ADVANCE MECHANIS 105683-0510

6. COUPLING PLATE 105664-2190

7. COUPLING PLATE

8. _

9. _

10. NOZZLE AND HOLDER ASSY 105101-7850

11. Nozzle and Holder

12. Open Pre:MPa(Kqf/cm2) 14.7(150)/24.5(250)

13. NOZZLE-HOLDER 105030-3500

14. NOZZLE 105029-1290

15. NOZZLE SET

Include in #1:

106871-4271 as INJECTION-PUMP ASSEMBLY

Cross reference number

BOSCH F 019 Z20 244 f019z20244

ZEXEL 106871-4271 1068714271

Zexel num

Bosch num

Firm num

Name

106871-4271

F 019 Z20 244

DPICO

INJECTION-PUMP ASSEMBLY
F20C Q

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 4.5 4.44 4.5

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 9

Pump speed r/min 700 700 700

Average injection quantity mm3/st. 153.5 151.5 155.5

Max. variation between cylinders % 0 -2 2

Basic *

Fixing the lever *

Injection quantity adjustment_02

Adjusting point B

Rack position 8.8

Pump speed r/min 500 500 500

Average injection quantity mm3/st. 152 149 155

Fixing the lever *

Injection quantity adjustment_03

Adjusting point D

Rack position 9.2

Pump speed r/min 1100 1100 1100

Average injection quantity mm3/st. 151 148 154

Fixing the lever *

Injection quantity adjustment_04

Adjusting point E

Rack position 8.45

Pump speed r/min 1200 1200 1200

Average injection quantity mm3/st. 127.5 124.5 130.5

Fixing the lever *

Injection quantity adjustment_05

Adjusting point F

Rack position 3.9+-0.5

Pump speed r/min 225 225 225

Average injection quantity mm3/st. 12.6 9.6 15.6

Max. variation between cylinders % 0 -15 15

Fixing the rack *

Injection quantity adjustment_06

Adjusting point G

Rack position 9.8+-0.1

Pump speed r/min 300 300 300

Average injection quantity mm3/st. 180 176 184

Fixing the lever *

Remarks
Startup boost setting

Injection quantity adjustment_07

Adjusting point H

Rack position 10.4+-0. 5

Pump speed r/min 100 100 100

Average injection quantity mm3/st. 170 170 190

Fixing the lever *

Remarks
After startup boost setting

Timer adjustment

Pump speed r/min 600--

Advance angle deg. 0 0 0

Load 1/4

Remarks
Start

Timer adjustment_02

Pump speed r/min 550

Advance angle deg. 0.3

Load 1/4

Timer adjustment_03

Pump speed r/min (620--)

Advance angle deg. 1 0.7 1.3

Load 4/4

Remarks
Measure the actual speed.

Timer adjustment_04

Pump speed r/min 900+50

Advance angle deg. 1 0.7 1.3

Load 4/4

Timer adjustment_05

Pump speed r/min 1100-50

Advance angle deg. 3.25 2.95 3.55

Load 4/4

Remarks
Finish

Test data Ex:

Governor adjustment

N:Pump speed R:Rack position (mm) (1)Lever ratio: RT (2)Target shim dimension: TH (3)Tolerance for racks not indicated: +-0.05mm. (4)Set idle at point K (N = N1, R = R2) and confirm that the injection quantity does not exceed Q1 at point J (N = N2). (5)Stop lever's normal position setting: R1 (6)Excess fuel setting for starting: SXL (7)Damper spring setting
----------
RT=0.8 TH=3.5mm N1=300r/min R2=3.9mm N2=1150r/min Q1=3mm3/st R1=12+-0.1mm SXL=9.8+-0.1mm
----------

Speed control lever angle

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

----------
a=19deg+-5deg

0000000901

F:Full load I:Idle (1)Use the hole at R = aa (2)Stopper bolt setting
----------
aa=39mm
----------
a=39deg+-5deg b=43deg+-3deg

Stop lever angle

N:Pump normal S:Stop the pump. (1)Rack position = aa (at delivery), set before governor adjustment (2)Use the pin at R = bb (3)Set the stopper bolt (apply red paint).
----------
aa=12+-0.1mm bb=37mm
----------
a=0deg+-5deg b=35deg+-5deg