101491-9621 ZEXEL INJECTION-PUMP ASSEMBLY Calibration Data 1014919621 1670054t65

Information Cross number Calibration Data Calibration Data Ex

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Information injection-pump assembly

ZEXEL 101491-9621 1014919621

NISSAN-DIESEL 1670054T65 1670054t65

Service parts 101491-9621 INJECTION-PUMP ASSEMBLY:

1. _

2. FUEL INJECTION PUMP 101049-8650

3. GOVERNOR 105931-6400

4. SUPPLY PUMP 105220-5820

5. AUTOM. ADVANCE MECHANIS 105622-1661

6. COUPLING PLATE

7. COUPLING PLATE

8. _

9. _

10. NOZZLE AND HOLDER ASSY 105118-4910

11. Nozzle and Holder 16600-54T01

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

13. NOZZLE-HOLDER 105048-3390

14. NOZZLE

105017-0900

15. NOZZLE SET

Include in #1:

101491-9621 as INJECTION-PUMP ASSEMBLY

106692-4751 as _

Cross reference number

ZEXEL 101491-9621 1014919621

NISSAN-DIESEL 1670054T65 1670054t65

Zexel num

Bosch num

Firm num

Name

101491-9621

1670054T65 NISSAN-DIESEL

INJECTION-PUMP ASSEMBLY
BD2 * 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 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 3.2 3.15 3.25

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 -

Rack position 11.5

Pump speed r/min 1000 1000 1000

Average injection quantity mm3/st. 53.6 52 55.2

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 350 350 350

Average injection quantity mm3/st. 8 6.9 9.1

Max. variation between cylinders % 0 -15 15

Fixing the rack *

Standard for adjustment of the maximum variation between cylinders *

Injection quantity adjustment_03

Adjusting point A

Rack position R1(11.5)

Pump speed r/min 1000 1000 1000

Average injection quantity mm3/st. 53.6 52.5 54.7

Basic *

Fixing the lever *

Injection quantity adjustment_04

Adjusting point B

Rack position R1-0.2

Pump speed r/min 1900 1900 1900

Average injection quantity mm3/st. 53.2 49.2 57.2

Fixing the lever *

Injection quantity adjustment_05

Adjusting point I

Rack position -

Pump speed r/min 100 100 100

Average injection quantity mm3/st. 69 64 74

Fixing the lever *

Rack limit *

Timer adjustment

Pump speed r/min 950--

Advance angle deg. 0 0 0

Remarks
Start

Timer adjustment_02

Pump speed r/min 900

Advance angle deg. 0.5

Timer adjustment_03

Pump speed r/min 1900

Advance angle deg. 5 4.5 5.5

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=D81
----------

Speed control lever angle

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

----------
a=20deg+-5deg b=38deg+-3deg

Stop lever angle

N:Pump normal S:Stop the pump.
----------

----------
a=5deg+-5deg b=29deg+-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=1000r/min L1=(1.5)mm L2=11+-0.5mm h1=0.15mm
----------
Ra=R1(11.5)mm Rb=(R1-0.95)mm Pa=95+-2.7kPa(713+-20mmHg) Pb=61.6+-0.7kPa(462+-5mmHg) Q1=53.6+-1.1cm3/1000st Q2=36+-1.6cm3/1000st

Timing setting

(1)Pump vertical direction (2)Position of gear mark 'ZZ' at No 1 cylinder's beginning of injection (3)B.T.D.C.: aa (4)-
----------
aa=14deg
----------
a=(100deg)