Withdrawal
Remove poly V-belt. Remove gear. belt. Remove oil pan. Remove front seal. flange.
Remove screws -arrows-. Unlock 5 fasteners and remove the oil separator.
![](https://www.audimanual.ru/img/others/0661.jpg)
Press on chain tensioner and secure with locking pin -T10060 A- or -T10060- -arrow-. Unscrew freewheel -1- from crankshaft frame. Remove bolts -2- for chain tensioner and remove chain tensioner. Remove the chain from the sprockets and lay it on a clean surface.
![](https://www.audimanual.ru/img/others/0662.jpg)
Fix the balance shaft with a wrench on 24/27 pos. -1- as shown in the figure. The wrench should be aligned coaxially with the counterweight, setting it at right angles to the balance shaft. Loosen bolt -2- on counterweight using socket -T10061-.
Instruction. Do not remove the bolt, just loosen it.
![](https://www.audimanual.ru/img/others/0663.jpg)
Unscrew crankshaft frame -3- from cylinder block and remove with counterweight. Lay the frame on a clean surface. Loosen the bolt on the counterweight and remove the counterweight and sprocket. Rotate the balance shaft so that it can be removed from the bearings.
Installation
![](https://www.audimanual.ru/img/others/0664.jpg)
Install in reverse order, paying attention to the following: Replace seal. ring. Replace bolts that are tightened to a certain angle. Lubricate the working surfaces of the supports and install the balancer shaft. Install the sprocket and counterweight on the balance shaft. The sprocket and counterweight are installed in only one position. Screw in the counterweight/sprocket bolt all the way. Before installing the crankshaft frame, make sure that the cylinder block centering sleeve and seals are present. rings in the crankshaft frame. Screw the crankshaft frame to the cylinder block by hand and align it. The crankshaft frame on the pulley side must be flush with the outer edge of the cylinder block. Tighten the crankshaft frame bolts crosswise to the end in several stages. Fix balancer shaft with spanner 24/2 7 mm -pos. 2- as shown in the figure. The wrench should be aligned with the counterweight at right angles to the balance shaft. Screw counterweight with new bolt -2-. Install the chain tensioner. Clean the chain with a rag. Make sure that the mark -arrow- on the crankshaft sprocket is at the top.
![](https://www.audimanual.ru/img/others/0665.jpg)
Install the chain on the crankshaft sprocket, oil pump sprocket and balancer shaft sprocket. The markings on the crankshaft sprocket and balancer shaft sprocket must be opposite the chain links marked with paint -arrows-. The chain links marked with paint are additionally marked with a groove. Install the freewheel sprocket onto the chain and screw the sprocket onto the crankshaft frame. Remove the locking pin from the chain tensioner.
![](https://www.audimanual.ru/img/others/0666.jpg)
Make sure that the marks on the crankshaft sprocket and balancer shaft sprocket are opposite the chain links marked with paint -arrows-. Install front seal. flange. Install oil separator with new seal. ring. Install oil pan. Install toothed belt (adjust valve timing). Install poly V-belt.
Tightening torques:
- Crankshaft frame with counterweight to cylinder block: 14 Nm + 180°1)
- Counterweight with sprocket to crankshaft frame: 100 Nm + 90°1)
- Chain tensioner to crankshaft frame: 8 Nm + 90°1)
- Freewheel sprocket to crankshaft frame: 20 Nm
- Oil separator to crankshaft frame: 5 Nm
1) Replace bolt (s)
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