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A method of tightening the mounting bolt sprocket belt drive
NOTE To fix the gear drive V-belt gradually introduced Kit. The repair kits will include one bearing sleeve and two washers of different inner diameter with a diamond coating. Both of these goals to prevent rotation of the crankshaft tightening the fastening bolts. Prior to implementing repair kit should always use new fixing bolt. The support sleeve is allowed to re-use. Using the repair kit.
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Kit with bolt
| Fig. 2.22. Fixing bolt: 1 - the mounting bolt; 2 - a washer with a diamond coating (inner diameter: 19 mm); 3 - bearing sleeve; 4 - O-ring; 5 - a washer with a diamond coating (inside diameter 23 mm)
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The order of execution of works Open guides and disconnect the wiring connector from EGR valve.
Unscrew bolts 1 and remove the cover 2 exhaust camshaft (Fig. 2.23). Rotate the crankshaft in the direction of engine rotation before TDC of the first cylinder.
Mark the position of the hole in the exhaust camshaft 1 and the camshaft housing 2 colored pencil (Fig. 2.24).
NOTE Check that the mating surfaces of the mounting bolt to the crankshaft sprocket has not been oil and grease. |
First Push support sleeve 3 and 2 washer (inner diameter 23 mm) on the retaining bolt 1. Screw the mounting bolt 1 by about 2 turns to the crankshaft.
| Fig. 2.25. Installation of the bearing sleeve
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Then slide the washer 2 and the bearing sleeve 3 crankshaft journal until it stops (Fig. 2.25). Remove the mounting bolt (with push support sleeve against the crankshaft). Install a new oil seal on the side of the crankshaft pulley.
| Fig. 2.26. Fixing bolt and gear drive V-ribbed belt
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Screw the new mounting bolt 1 with a gear drive V-belt 2 and the washer 3 (inner diameter 19 mm) in the crankshaft journal (Fig. 2.26). Always use a new bolt. New mounting bolt can be distinguished by nadsverlennoy head.
NOTE When tightening, do not allow random rotation gear drive V-belt at an angle (180 ?�) to secure the key. |
Tightening torque 150 Nm + to tighten on 1/2. (180 ?�). Hold the gear drive V-ribbed belt with a wrench to lock. Check the position of the exhaust camshaft. Both the level 1 and 2 must match. If both the level 1 and 2 do not match, repeat the operation with a new washer (Fig. 2.24).
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