106873-3720 ZEXEL INJECTION-PUMP ASSEMBLY Calibration Data 1068733720 220401440a

Information Cross number Calibration Data Calibration Data Ex

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Information injection-pump assembly

ZEXEL 106873-3720 1068733720

HINO 220401440A 220401440a

Cross reference number

ZEXEL 106873-3720 1068733720

HINO 220401440A 220401440a

Zexel num

Bosch num

Firm num

Name

106873-3720
106873-3721

220401440A HINO

INJECTION-PUMP ASSEMBLY
YJ42 * K

Calibration Data:

Adjustment conditions

Test oil
1404 Test oil ISO4113 or {SAEJ967d}

Test oil temperature degC 40 40 45

Nozzle and nozzle holder 105780-8250

Bosch type code 1 688 901 101

Nozzle 105780-0120

Bosch type code 1 688 901 990

Nozzle holder 105780-2190

Opening pressure MPa 20.7

Opening pressure kgf/cm2 211

Injection pipe
Outer diameter - inner diameter - length (mm) mm 8-3-600

Overflow valve 134424-4120

Overflow valve opening pressure kPa 255 221 289

Overflow valve opening pressure kgf/cm2 2.6 2.25 2.95

Tester oil delivery pressure kPa 255 255 255

Tester oil delivery pressure kgf/cm2 2.6 2.6 2.6

RED3 control unit part number 407910-3 960

RED3 rack sensor specifications mm 19

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 3.94 4

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

Rack position (13.3)

Vist V 1.85 1.85 1.85

Pump speed r/min 700 700 700

Average injection quantity mm3/st. 134.5 132.5 136.5

Max. variation between cylinders % 0 -3 3

Basic *

Injection quantity adjustment_02

Rack position (8.4)

Vist V 2.6 2.5 2.7

Pump speed r/min 400 400 400

Average injection quantity mm3/st. 16.9 15.9 17.9

Max. variation between cylinders % 0 -10 10

Governor adjustment

Pump speed r/min 710--

Advance angle deg. 0 0 0

Load 2/5

Remarks
Q = 80.3 (mm3/st) / N = 700(r/min), beginning of effect

Governor adjustment_02

Pump speed r/min 660

Advance angle deg. 0.3

Load 2/5

Remarks
Q=80.3(mm3/st)/N=700(r/min)

Governor adjustment_03

Pump speed r/min (760)

Advance angle deg. 2 1.7 2.3

Load 5/5

Remarks
Q = 159.5 (mm3/st) / N = 1100 (r/min), measure speed

Governor adjustment_04

Pump speed r/min 900+50

Advance angle deg. 2 1.7 2.3

Load 4/5

Remarks
Q=147(mm3/st)/N=900 (r/min)

Governor adjustment_05

Pump speed r/min 1100-50

Advance angle deg. 5.75 5.45 6.05

Load 5/5

Remarks
Q = 159.5 (mm3/st) / N = 1100 (r/min), end of effect

Test data Ex:

Speed control lever angle

N:Pump normal S:Stop the pump. (1)Rack position = aa (2)Rack position bb
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aa=20mm bb=1mm
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a=37deg+-5deg b=2.5deg+-5deg

0000000901

(1)Pump vertical direction (2)Coupling's key groove position at No 1 cylinder's beginning of injection (3)- (4)-
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a=(80deg)

Stop lever angle

(Rs) rack sensor specifications (C/U) control unit part number (V) Rack sensor output voltage (R) Rack position (mm) 1. Confirming governor output characteristics (rack 19 mm, span 6 mm) (1)When the output voltages of the rack sensor are V1 and V2, check that the rack positions R1 and R2 in the table above are satisfied.
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