101603-8681 ZEXEL INJECTION-PUMP ASSEMBLY Calibration Data 1016038681 8943959691

Information Cross number Calibration Data Calibration Data Ex

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Information injection-pump assembly

ZEXEL 101603-8681 1016038681

ISUZU 8943959691 8943959691

Service parts 101603-8681 INJECTION-PUMP ASSEMBLY:

1. _

2. FUEL INJECTION PUMP 101060-6330

3. GOVERNOR 105932-1280

4. SUPPLY PUMP 105210-6090

5. AUTOM. ADVANCE MECHANIS 105672-5290

6. COUPLING PLATE 105661-1170

7. COUPLING PLATE

8. _

9. _

10. NOZZLE AND HOLDER ASSY 105160-4292

11. Nozzle and Holder 8-94395-498-2

12. Open Pre:MPa(Kqf/cm2) 18.1{185}

13. NOZZLE-HOLDER 105030-4700

14. NOZZLE 105025-0580

15. NOZZLE SET

Include in #1:

101491-0547 as _

101603-8681 as INJECTION-PUMP ASSEMBLY

Cross reference number

ZEXEL 101603-8681 1016038681

ISUZU 8943959691 8943959691

Zexel num

Bosch num

Firm num

Name

101603-8681
101603-8682

8943959691 ISUZU

INJECTION-PUMP ASSEMBLY
6HH1 * K

Calibration Data:

Adjustment conditions

Test oil
1404 Test oil ISO4113 or {SAEJ967d}

Test oil temperature degC 40 40 45

Nozzle and nozzle holder 105780-8260

Bosch type code 9 430 610 133

Nozzle 105780-0120

Bosch type code 1 688 901 990

Nozzle holder 105780-2190

Opening pressure MPa 18

Opening pressure kgf/cm2 184

Injection pipe
Outer diameter - inner diameter - length (mm) mm 6-2-600

Overflow valve 131424-4920

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 255 255 255

Tester oil delivery pressure kgf/cm2 2.6 2.6 2.6

Direction of rotation (viewed from drive side)
Left L

Injection timing adjustment

Direction of rotation (viewed from drive side)
Left L

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

Pre-stroke mm 4 3.95 4.05

Beginning of injection position
Governor 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 -

Rack position 11.6

Pump speed r/min 850 850 850

Average injection quantity mm3/st. 91.5 89.9 93.1

Max. variation between cylinders % 0 -2.5 2.5

Basic *

Fixing the rack *

Standard for adjustment of the maximum variation between cylinders *

Injection quantity adjustment_02

Adjusting point Z

Rack position 9.6+-0.5

Pump speed r/min 240 240 240

Average injection quantity mm3/st. 9.4 8.1 10.7

Max. variation between cylinders % 0 -14 14

Fixing the rack *

Standard for adjustment of the maximum variation between cylinders *

Injection quantity adjustment_03

Adjusting point A

Rack position R1(11.6)

Pump speed r/min 850 850 850

Average injection quantity mm3/st. 91.5 90.5 92.5

Basic *

Fixing the lever *

Injection quantity adjustment_04

Adjusting point B

Rack position R1+0.95

Pump speed r/min 1425 1425 1425

Average injection quantity mm3/st. 100.5 96.5 104.5

Fixing the lever *

Injection quantity adjustment_05

Adjusting point C

Rack position R1+0.6

Pump speed r/min 1150 1150 1150

Average injection quantity mm3/st. 98.5 94.5 102.5

Fixing the lever *

Injection quantity adjustment_06

Adjusting point I

Rack position -

Pump speed r/min 150 150 150

Average injection quantity mm3/st. 130 130 138

Fixing the lever *

Rack limit *

Timer adjustment

Pump speed r/min 905--

Advance angle deg. 0 0 0

Load 0/4

Remarks
Start

Timer adjustment_02

Pump speed r/min 855

Advance angle deg. 0.3

Load 0/4

Timer adjustment_03

Pump speed r/min (900)

Advance angle deg. 0 0 0

Load 4/4

Timer adjustment_04

Pump speed r/min 1425

Advance angle deg. 5.5 5 6

Load 4/4

Remarks
Finish

Test data Ex:

Governor adjustment

N:Pump speed R:Rack position (mm) (1)Torque cam stamping: T1 (2)Tolerance for racks not indicated: +-0.05mm. (3)RACK LIMIT
----------
T1=K97
----------

Speed control lever angle

F:Full speed I:Idle (1)Use the hole at R = aa (2)Stopper bolt set position 'H'
----------
aa=35mm
----------
a=13deg+-5deg b=38deg+-3deg

Stop lever angle

N:Pump normal S:Stop the pump. (1)Use the hole at R = aa
----------
aa=46.5mm
----------
a=34.5deg+-5deg b=40deg+-5deg

0000001501 AIR CYLINDER

(a) Air cylinder (b) Speed lever (c) Lock nut 1. Air cylinder adjustment procedure (1)Fix the speed lever (b) at the idle side. (2)Screw in the air cylinder (a) (3)Set the clearance between the speed lever (b) and the air cylinder (a) to approximately L1.
----------
L1=1mm
----------

Timing setting

(1)Pump vertical direction (2)Position of timer's threaded hole at the No. 1 cylinder's beginning of injection (3)B.T.D.C.: aa (4)-
----------
aa=7deg
----------
a=(150deg)