101603-4792 ZEXEL F 019 Z20 470 BOSCH INJECTION-PUMP ASSEMBLY f019z20470 1016034792 1156023272

Information Cross number Calibration Data Calibration Data Ex

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Information injection-pump assembly

BOSCH F 019 Z20 470 f019z20470

ZEXEL 101603-4792 1016034792

ISUZU 1156023272 1156023272

Service parts 101603-4792 INJECTION-PUMP ASSEMBLY:

1. _

2. FUEL INJECTION PUMP 101060-4590

3. GOVERNOR 105931-4771

4. SUPPLY PUMP 105220-4791

5. AUTOM. ADVANCE MECHANIS 105644-0350

6. COUPLING PLATE 105661-0730

7. COUPLING PLATE

8. _

9. _

10. NOZZLE AND HOLDER ASSY 105100-6241

11. Nozzle and Holder 1-15300-142-0

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

13. NOZZLE-HOLDER 105030-3201

14. NOZZLE

105015-5860

15. NOZZLE SET

Include in #1:

101603-4792 as INJECTION-PUMP ASSEMBLY

Include in #2:

104741-1691 as _

Cross reference number

BOSCH F 019 Z20 470 f019z20470

ZEXEL 101603-4792 1016034792

ISUZU 1156023272 1156023272

Zexel num

Bosch num

Firm num

Name

101603-4792

F 019 Z20 470

1156023272 ISUZU

INJECTION-PUMP ASSEMBLY
6BG1 * K 14BE PE6A PE

101603-4792

F 019 Z20 470

1156023273 ISUZU

INJECTION-PUMP ASSEMBLY
6BG1 A * K 14BE PE6A 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 131424-4920

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 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 3.6 3.55 3.65

Rack position
Point A R=A

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 -

Rack position 10.8

Pump speed r/min 900 900 900

Average injection quantity mm3/st. 54.3 52.7 55.9

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 H

Rack position 9.5+-0.5

Pump speed r/min 290 290 290

Average injection quantity mm3/st. 8 6.7 9.3

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(10.8)

Pump speed r/min 900 900 900

Average injection quantity mm3/st. 54.3 53.3 55.3

Basic *

Fixing the lever *

Injection quantity adjustment_04

Adjusting point B

Rack position R1(10.8)

Pump speed r/min 1500 1500 1500

Average injection quantity mm3/st. 60 56.8 63.2

Fixing the lever *

Timer adjustment

Pump speed r/min 1310--

Advance angle deg. 0 0 0

Remarks
Start

Timer adjustment_02

Pump speed r/min 1260

Advance angle deg. 0.5

Timer adjustment_03

Pump speed r/min 1500

Advance angle deg. 4.5 4 5

Remarks
Finish

Test data Ex:

Governor adjustment

N:Pump speed R:Rack position (mm) (1)Torque cam stamping: T1
----------
T1=C78
----------

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=34deg+-5deg b=(33deg)+-3deg

Stop lever angle

N:Pump normal S:Stop the pump. (1)Stopper bolt setting (2)Upper lever angle
----------

----------
a=25deg+-5deg b=40deg+-5deg

0000001501 ACS

(A) Set screw (B) Push rod 1 (C) Push rod 2 (D) Cover 1. Aneroid compensator unit adjustment (1)Select the push rod 2 to obtain L2. (2)Screw in (A) to obtain L1. 2. Adjustment when mounting the governor. (1)Set the speed of the pump to N1 r/min and fix the control lever at the full set position. (2)Screw in the aneroid compensator to obtain the performance shown in the graph above. (3)As there is hysterisis, measure when the absolute pressure drops. (4)Hysterisis must not exceed rack position = h1.
----------
N1=900r/min L1=(1.5)mm L2=11+-0.5mm h1=0.15mm
----------
Ra=R1(10.8)mm Rb=R1-0.5mm Pa=84.5+-2.7kPa(634+-20mmHg) Pb=70.1+-0.7kPa(526+-5mmHg) Q1=54.3+-1cm3/1000st Q2=(40.4)+-1.6cm3/1000st

Timing setting

(1)Pump vertical direction (2)Position of timer's threaded hole at No 1 cylinder's beginning of injection (3)B.T.D.C.: aa (4)-
----------
aa=13deg
----------
a=(60deg)