106871-2990 ZEXEL INJECTION-PUMP ASSEMBLY Calibration Data 1068712990

Information Cross number Calibration Data Calibration Data Ex

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Information injection-pump assembly

ZEXEL 106871-2990 1068712990

Cross reference number

ZEXEL 106871-2990 1068712990

Zexel num

Bosch num

Firm num

Name

106871-2990
106871-2991

MITSUBISHI

INJECTION-PUMP ASSEMBLY
8DC9T2 *

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 131424-4620

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 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 1-2-7-3- 4-5-6-8

Pre-stroke mm 4.8 4.75 4.85

Beginning of injection position
Governor side NO.1

Difference between angles 1
Cyl.1-2 deg. 45 44.5 45.5

Difference between angles 2
Cal 1-7 deg. 90 89.5 90.5

Difference between angles 3
Cal 1-3 deg. 135 134.5 135.5

Difference between angles 4
Cal 1-4 deg. 180 179.5 180.5

Difference between angles 5
Cal 1-5 deg. 225 224.5 225.5

Difference between angles 6
Cal 1-6 deg. 270 269.5 270.5

Difference between angles 7
Cal 1-8 deg. 315 314.5 315.5

Injection quantity adjustment

Adjusting point -

Rack position 11.4

Pump speed r/min 700 700 700

Each cylinder's injection qty mm3/st. 156 151 161

Basic *

Fixing the rack *

Standard for adjustment of the maximum variation between cylinders *

Injection quantity adjustment_02

Adjusting point C

Rack position 6.1+-0.5

Pump speed r/min 225 225 225

Each cylinder's injection qty mm3/st. 20 17 23

Fixing the rack *

Standard for adjustment of the maximum variation between cylinders *

Injection quantity adjustment_03

Adjusting point A

Rack position R1(11.4)

Pump speed r/min 700 700 700

Average injection quantity mm3/st. 156 155 157

Basic *

Fixing the lever *

Boost pressure kPa 33.3 33.3

Boost pressure mmHg 250 250

Injection quantity adjustment_04

Adjusting point B

Rack position R1(11.4)

Pump speed r/min 1100 1100 1100

Average injection quantity mm3/st. 164 157 171

Difference in delivery mm3/st. 14 14 14

Fixing the lever *

Boost pressure kPa 33.3 33.3

Boost pressure mmHg 250 250

Injection quantity adjustment_05

Adjusting point D

Rack position -

Pump speed r/min 100 100 100

Average injection quantity mm3/st. 130 90 170

Fixing the lever *

Boost pressure kPa 0 0 0

Boost pressure mmHg 0 0 0

Boost compensator adjustment

Pump speed r/min 650 650 650

Rack position 9.9

Boost pressure kPa 8 8 8

Boost pressure mmHg 60 60 60

Boost compensator adjustment_02

Pump speed r/min 650 650 650

Rack position 10.8

Boost pressure kPa 12 10.7 13.3

Boost pressure mmHg 90 80 100

Boost compensator adjustment_03

Pump speed r/min 650 650 650

Rack position R1(11.4)

Boost pressure kPa 20 13.3 26.7

Boost pressure mmHg 150 100 200

Timer adjustment

Pump speed r/min (900+-50 )

Advance angle deg. 0 0 0

Remarks
Start

Timer adjustment_02

Pump speed r/min 1100

Advance angle deg. 4 3.5 4.5

Remarks
Finish

Test data Ex:

Governor adjustment

N:Pump speed R:Rack position (mm) (1)Lever ratio: RT (2)Target shim dimension: TH (3)Tolerance for racks not indicated: +-0.05mm. (4)Boost compensator cancel stroke: BSL (5)Boost compensator stroke: BCL (6)Damper spring setting: DL
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RT=1 TH=2.5mm BSL=1.6mm BCL=1.5+-0.1mm DL=4.3-0.2mm
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Speed control lever angle

F:Full speed
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a=18deg+-5deg

0000000901

F:Full load I:Idle (1)Stopper bolt setting
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a=10deg+-5deg b=31.5deg+-3deg

Stop lever angle

N:Engine manufacturer's normal use S:Stop the pump. (1)Rack position = aa (2)Stopper bolt setting (3)Rack position bb (4)Free (at shipping) (5)Drive side
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aa=4-0.5mm bb=14.6mm
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a=43deg+7deg-5deg b=30deg+-5deg c=(10.5deg)

0000001501 MICRO SWITCH

Adjustment of the micro-switch Adjust the bolt to obtain the following lever position when the micro-switch is ON. (1)Speed N1 (2)Rack position Ra
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N1=325r/min Ra=5.6+-0.1mm
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