Front Sealing Flange, Removing and Installing

Front sealing flange, removing and installing
Special Tools and Equipment





- 3202/1 pull sleeve





- 3265 seal installer

Removing
^ Lock carrier in service position, Refer to Body and Frame, Radiator Support, Service and Repair.
^ Toothed belt, removing, Refer to Timing Belt, Service and Repair.
^ Remove camshaft gears from right cylinder head.





^ Unscrew bolts -1- and remove bracket with idler roller.
^ Unscrew bolts -2- and remove toothed belt guard at rear right.





^ Remove oil pan (upper part), Refer to Oil Pan, Service and Repair.
^ Remove central bolt -1- for crankshaft toothed belt gear -2-.
^ Remove toothed belt gear and diamond disc -3-.





^ Unbolt eccentric roller 3, tensioning lever 2 with tensioning roller and tensioner 1





^ Unscrew locking bolt from adjustment hole -3-.
^ Press chain tensioner-1- in direction of arrow until a drill bit 3 mm -2- can be slid into the alignment hole of sealing flange and chain tensioner.





^ Remove bolts -1- and -2-.
- Remove front sealing flange.
- Drive out sealing ring with the flange removed.

Note: Remove chain tensioner to replace sealing flange, Refer to Oil Pump, Service and Repair.

Installing
Installation is reverse of removal:

Note: Always replace seals, sealing rings and self-locking bolts.

^ Clean sealing surfaces before installing sealing flange.
- Install front sealing flange with secured chain tensioner.





^ Replace bolt -2-.
^ Tighten bolts -1- to 10 Nm and bolt -2- to 30 Nm.
^ Do not oil sealing lip or outer edge of sealing ring before pressing in.
^ Slide on sealing ring using 3202/1 pull sleeve.





^ Press in sealing ring using 3265 seal installer and central bolt up to stop.





^ Next, install eccentric roller 3 loosely.

Note: Note washer below tensioning lever -2-.

^ Install tensioning lever -2- using tensioner roller and tensioner -1-.





^ Install crankshaft toothed belt gear -2- with new diamond disc -3- and new central bolt -1-.

Note:
^ Contact surfaces between toothed belt gear, diamond disc and crankshaft must be free of oil.
^ Do not additionally oil bolt for toothed belt gear for crankshaft.

^ Remove oil pan (upper part), Refer to Oil Pan, Service and Repair.
^ After installing oil pump, remove drill bit from adjusting hole and thread in locking bolt with new sealing ring.
^ Install toothed belt (adjust timing), Refer to Timing Belt, Service and Repair





Tightening torques