101631-9791 ZEXEL INJECTION-PUMP ASSEMBLY Calibration Data 1016319791

Information Cross number Calibration Data Calibration Data Ex

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Information injection-pump assembly

ZEXEL 101631-9791 1016319791

Cross reference number

ZEXEL 101631-9791 1016319791

Zexel num

Bosch num

Firm num

Name

101631-9791
101631-9792

NISSAN-DIESEL

INJECTION-PUMP ASSEMBLY
SD33 *

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

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 1-4-2-6- 3-5

Pre-stroke mm 2.15 2.1 2.2

Rack position R=11.6

Beginning of injection position
Drive side NO.1

Difference between angles 1
Cal 1-4 deg. 60 59.5 60.5

Difference between angles 2
Cyl.1-2 deg. 120 119.5 120.5

Difference between angles 3
Cal 1-6 deg. 180 179.5 180.5

Difference between angles 4
Cal 1-3 deg. 240 239.5 240.5

Difference between angles 5
Cal 1-5 deg. 300 299.5 300.5

Injection quantity adjustment

Adjusting point -

Rack position 11.6

Pump speed r/min 800 800 800

Average injection quantity mm3/st. 33.1 32.1 34.1

Max. variation between cylinders % 0 -2.5 2.5

Basic *

Fixing the rack *

Injection quantity adjustment_02

Adjusting point -

Rack position 8.1+-0.5

Pump speed r/min 300 300 300

Average injection quantity mm3/st. 7.5 6.4 8.6

Max. variation between cylinders % 0 -15 15

Fixing the rack *

Timer adjustment

Pump speed r/min 550--

Advance angle deg. 0 0 0

Remarks
Start

Timer adjustment_02

Pump speed r/min 500

Advance angle deg. 0.5

Timer adjustment_03

Pump speed r/min 1100

Advance angle deg. 1.7 1.2 2.2

Timer adjustment_04

Pump speed r/min 1900

Advance angle deg. 6 5.5 6.5

Remarks
Finish

Test data Ex:

Governor adjustment

N:Pump speed R:Rack position (mm) P:Negative pressure (1)Pneumatic governor (2)Mechanical governor (3)Acting negative pressure: P1 (4)RACK LIMIT: RAL (5)Beginning of idle sub spring operation: L1 (6)Injection quantity Q = Q1 or less
----------
P1=3.63+-0.2kPa(370+-20mmAg) RAL=16-0.3mm L1=8+0.3mm Q1=3mm3/st
----------

Speed control lever angle

S:Stop B:When boosted N:Normal (1)Rack position = aa (2)Rack position bb
----------
aa=0mm bb=16mm
----------
a=2deg+-5deg b=23deg+-3deg c=8deg+-5deg

0000001501 ACS

(N): Speed of the pump (P): governor's negative pressure (Pa): aneroid compensator's negative pressure (A) rubber boot (B) Nut (c) Nut (D) Lever 1. Aneroid compensator installation (1)Turn nut (C) to adjust gap to L1. (Remove rubber boot at adjustment.) (2)Lock using nut (B). (3)After installation, the lever D must move smoothly when the lever D is moved to the excess fuel side, and R = R1 or more.
----------
L1=0.1~0.5mm R1=16mm
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N=1000r/min P=1.96kPa(200mmAq) R1=11.6mm R2=11.55mm R3=11+-0.2mm R4=10.8+-0.2mm Pa1=9.3-5.3kPa(70-40mmHg) Pa2=18kPa(135mmHg) Pa3=21.9kPa(164mmHg)

Timing setting

(1)Pump vertical direction (2)Position of gear mark 'Y' at No 1 cylinder's beginning of injection (3)B.T.D.C.: aa (4)-
----------
aa=20deg
----------
a=(130deg)