106871-3830 ZEXEL INJECTION-PUMP ASSEMBLY Calibration Data 1068713830 220801290a

Information Cross number Calibration Data Calibration Data Ex

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Information injection-pump assembly

ZEXEL 106871-3830 1068713830

HINO 220801290A 220801290a

Cross reference number

ZEXEL 106871-3830 1068713830

HINO 220801290A 220801290a

Zexel num

Bosch num

Firm num

Name

106871-3830
106871-3832

220801290A HINO

INJECTION-PUMP ASSEMBLY
EF750 *

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 4.8 4.74 4.8

Rack position
Point A R=A

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 6.8

Pump speed r/min 700 700 700

Average injection quantity mm3/st. 119 117 121

Max. variation between cylinders % 0 -2 2

Basic *

Fixing the lever *

Injection quantity adjustment_02

Adjusting point B

Rack position 7.3

Pump speed r/min 1100 1100 1100

Average injection quantity mm3/st. 134.8 128.8 140.8

Max. variation between cylinders % 0 -4 4

Fixing the lever *

Injection quantity adjustment_03

Adjusting point C

Rack position 7+-0.5

Pump speed r/min 900 900 900

Average injection quantity mm3/st. 135 132 138

Fixing the lever *

Injection quantity adjustment_04

Adjusting point -

Rack position 4.9+-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 *

Remarks
Adjust only variation between cylinders; adjust governor according to governor specifications.

Injection quantity adjustment_05

Adjusting point E

Rack position 6.7

Pump speed r/min 1175 1175 1175

Average injection quantity mm3/st. 117.5 107.5 127.5

Fixing the lever *

Injection quantity adjustment_06

Adjusting point H

Rack position 6.8

Pump speed r/min 500 500 500

Average injection quantity mm3/st. 117.5 114.5 120.5

Fixing the lever *

Test data Ex:

Governor adjustment

N:Pump speed R:Rack position (mm) (1)Lever ratio: RT (2)Target shim dimension: TH (3)Damper spring setting: DL
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RT=0.8 TH=1.8mm DL=2.8-0.5mm
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Timer adjustment

(1)Adjusting range (2)Step response time (N): Speed of the pump (L): Load (theta) Advance angle (Srd1) Step response time 1 (Srd2) Step response time 2 1. Adjusting conditions for the variable timer (1)Adjust the clearance between the pickup and the protrusion to L.
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L=1-0.2mm N2=800r/min C2=(7)deg t1=2--sec. t2=2--sec.
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N1=950+-50r/min P1=0kPa(0kgf/cm2) P2=392kPa(4kgf/cm2) C1=7+-0.3deg R01=0/4load R02=4/4load

Speed control lever angle

F:Full speed
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a=22deg+-5deg

0000000901

F:Full load I:Idle (1)Use the hole at R = aa (2)Stopper bolt setting
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aa=50mm
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a=34deg+-3deg b=39deg+-5deg

Stop lever angle

N:Pump normal S:Stop the pump.
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a=15deg+-5deg b=64deg+-5deg

0000001501 RACK SENSOR

(VR) measurement voltage (I) Part number of the control unit (G) Apply red paint. (H): End surface of the pump 1. Rack sensor adjustment (-0620) (1)Fix the speed control lever at the full position (2)Set the speed to N1 r/min. (If the boost compensator is provided, apply boost pressure.) (3)Adjust the bobbin (A) so that the rack sensor's output voltage is VR+-0.01. (4)At that time, rack position must be Ra. (5)Apply G at two places. Connecting part between the joint (B) and the nut (F) Connecting part between the joint (B) and the end surface of the pump (H)
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N1=1100r/min Ra=7.3mm
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