108822-2680 ZEXEL INJECTION-PUMP ASSEMBLY Calibration Data 1088222680

Information Cross number Calibration Data Calibration Data Ex

Information injection-pump assembly

ZEXEL 108822-2680 1088222680

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Cross reference number

ZEXEL 108822-2680 1088222680

Zexel num

Bosch num

Firm num

Name

108822-2680

INJECTION-PUMP ASSEMBLY

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 131425-0220

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 255 255 255

Tester oil delivery pressure kgf/cm2 2.6 2.6 2.6

PS/ACT control unit part no. 407980-2 24*

Digi switch no. 42

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 8.5 8.47 8.53

Beginning of injection position
Governor side NO.1

Difference between angles 1
Cyl.1-2 deg. 45 44.75 45.25

Difference between angles 2
Cal 1-7 deg. 90 89.75 90.25

Difference between angles 3
Cal 1-3 deg. 135 134.75 135.25

Difference between angles 4
Cal 1-4 deg. 180 179.75 180.25

Difference between angles 5
Cal 1-5 deg. 225 224.75 225.25

Difference between angles 6
Cal 1-6 deg. 270 269.75 270.25

Difference between angles 7
Cal 1-8 deg. 315 314.75 315.25

Injection quantity adjustment

Adjusting point -

Rack position 14.3

Pump speed r/min 700 700 700

Average injection quantity mm3/st. 148 146.4 149.6

Max. variation between cylinders % 0 -3 3

Basic *

Fixing the rack *

PS407980-224* V 2.45+-0. 01

PS407980-224* mm 6.1+-0.0 5

Standard for adjustment of the maximum variation between cylinders *

Injection quantity adjustment_02

Adjusting point Z

Rack position 9+-0.5

Pump speed r/min 355 355 355

Average injection quantity mm3/st. 20.5 18.5 22.5

Max. variation between cylinders % 0 -15 15

Fixing the rack *

PS407980-224* V V1+0.05+ -0.01

PS407980-224* mm 8.4+-0.0 3

Standard for adjustment of the maximum variation between cylinders *

Remarks
Refer to items regarding the pre-stroke actuator

Injection quantity adjustment_03

Adjusting point A

Rack position R1(14.3)

Pump speed r/min 700 700 700

Average injection quantity mm3/st. 148 147 149

Basic *

Fixing the lever *

PS407980-224* V 2.45+-0. 01

PS407980-224* mm 6.1+-0.0 5

Injection quantity adjustment_04

Adjusting point B

Rack position R1+1.35

Pump speed r/min 1100 1100 1100

Average injection quantity mm3/st. 143 139 147

Fixing the lever *

PS407980-224* V 2.45+-0. 01

PS407980-224* mm 6.1+-0.0 5

0000001601

Pre-stroke mm 8.5 8.47 8.53

Remarks
When the timing sleeve is pushed up

_02

Connector angle deg. 8.5 8 9

Remarks
When the eccentric pin is tightened

_03

Supply voltage V 24 23.5 24.5

Ambient temperature degC 23 18 28

Pre-stroke mm 6.1 6.05 6.15

Output voltage V 2.45 2.44 2.46

Adjustment *

_04

Supply voltage V 24 23.5 24.5

Ambient temperature degC 23 18 28

Pre-stroke mm 8.5 8.47 8.53

Output voltage V 1.2 1 1.4

Confirmation *

Remarks
Output voltage V1

_05

Supply voltage V 24 23.5 24.5

Ambient temperature degC 23 18 28

Pre-stroke mm 5.5

Output voltage V 3 2.98 3

Confirmation *

_06

Supply voltage V 24 23.5 24.5

Ambient temperature degC 23 18 28

Output voltage V 3.05 3.05

Confirmation of operating range *

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)Air cylinder ON (4)Air cylinder OFF (5)Damper spring setting
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T1=AD96
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Speed control lever angle

F:Full speed I:Idle (1)Use the hole at R = aa (2)Stopper bolt setting (3)When air cylinder ON. (4)When air cylinder OFF. (5)Viewed from feed pump side.
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aa=37.5mm
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a=(10deg) b=31deg+-3deg c=32deg+-5deg

Stop lever angle

N:Pump normal S:Stop the pump. (1)Use the hole at R = aa (2)Set the stopper bolt so that speed = bb and rack position = cc. (Confirm non-injection.) (3)Normal engine position (equivalent to R = dd).
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aa=54mm bb=1100r/min cc=4+-0.3mm dd=18mm
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a=41deg+-5deg b=5.5deg+-5deg c=(31deg)

0000001301

(1)Pump vertical direction (2)Coupling's key groove position at No 1 cylinder's beginning of injection (3)At the No 1 cylinder's beginning of injection position, stamp an aligning mark on the damper to align with the pointer's groove. (4)Damper (5)Pointer (6)B.T.D.C.: aa (7)Pre-stroke: bb
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aa=6deg bb=8.5+-0.03mm
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a=45deg16min+-3deg b=(44deg)

0000001901

A:Sealing position B:Pre-stroke actuator 1. When installing the pre-stroke actuator on the pump, first tighten the installation bolts loosely, then move the actuator fully counterclockwise (viewed from the drive side). Temporary tightening torque: 1 - 1.5 N.m (0.1 - 0.15 kgf.m) 2. Move the actuator in the clockwise direction when viewed from the drive side, and adjust so that it becomes the adjustment point of the adjustment value. Then tighten it. Tightening torque: 7^9 N.m (0.7^0.9 kgf.m) 3. After prestroke actuator installation adjustment, simultaneously stamp both the actuator side and housing side.
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0000002201 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=R1(14.3)+1.35mm
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0000002301 AIR CYLINDER

<A> stopper bolt <B> stopper bolt <C> stopper bolt (a) lever (b) air cylinder (c) speed lever (d) Nut (e) nut (f) lever (g) nut 1. Stopper bolt <A> adjustment method (1)When air cylinder pressure is P1, set the gap between the lever (a) and the air cylinder (b) to L1. (2)Confirm that the speed lever (c) operates between idling and full speed. (3)Fix stopper bolt <A> using nut (d). 2. Stopper bolt <B> adjustment method. (1)At air cylinder pressure P2, pump speed N1 and rack position is R1, adjust stopper bolt (B) so that the speed lever (c) is in the stop position. (2)Turn the stopper bolt (c) so that the clearance between lever (a) and lever (f) is L2, then fix using nut (g). (3)Move the lever (a) several times and fix stopper bolt <B> using the nut (e). (4)Tightening torque T1 for nuts (d), (e) and (g)
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L1=0.2++mm L2=0~1.5mm P1=0kPa(0kgf/cm2) P2=686+98kpa(7+1kgf/cm2) N1=530r/min R1=8.7+-0.1mm T1=4.9~6.86N-m(0.5~0.7kgf-m)
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