Ribbed Belt Drive Overview

Ribbed Belt Drive Overview






1 Vibration Damper

• With the ribbed belt pulley.

• Removing and installing, refer to => [ Vibration Damper ] Service and Repair.

2 O-ring

• No replacement part available, part of the bolt.

3 Bolt

• 150 Nm + an additional 90° (1/4) turn.

• Always replace.

• Use the counter hold tool (T10355) to loosen and tighten.

4 Ribbed Belt

• Check for wear.

• Do not kink.

Risk of damaging due to a reversed running direction of a used ribbed belt:

• Before removing the ribbed belt, mark the running direction with chalk or a felt tip pen for reinstallation later.

• Removing and Installing, refer to => [ Ribbed Belt ] Ribbed Belt.

• When installing, make sure it is seated correctly on the pulleys.

5 Ribbed Belt Tensioner

• To release the tension on the ribbed belt, pivot with a wrench.

• Secure using the locking pin (T10060 A).

• Overview, refer to => [ Ribbed Belt Tensioner ].

• Removing and installing, refer to => [ Ribbed Belt Tensioner ] Service and Repair.

6 Accessory Bracket

• With the oil pressure switch, oil filter and oil cooler.

• Removing and installing, refer to => [ Accessory Bracket ] Service and Repair.

• Oil filter housing overview, refer to => [ Oil Filter Housing/Accessory Bracket Overview ] Service and Repair.

7 Bolt

• 10 Nm

8 Generator

9 Bolt

• 23 Nm

10 Bolt

• Always replace.

• Tightening sequence and specification, refer to => [ Accessory Bracket Bolt Tightening Sequence and Specification ].

11 Bracket with Idler Roller

• For vehicles without Air Conditioning (A/C).

• Not available in the US/Canadian market.

12 Bolt

• 25 Nm

• Not available in the US/Canadian market.

13 A/C Compressor

• Do not remove or disconnect the refrigerant lines.

14 Bolt

• 25 Nm

15 Alignment Bushing

• For the A/C compressor or bracket with idler roller.

Ribbed Belt Tensioner





1. Ribbed belt tensioner

2. Support

3. Accessory bracket

4. Centering sleeve

5. Bolt


Accessory Bracket Bolt Tightening Sequence and Specification





Special tools, testers and auxiliary items required

• Torque wrench (5-50 Nm) (V.A.G 1331)

Procedure

- Position the accessory bracket and then install the bolts - 4 -.

- Tighten the new bolts in three passes in sequence - 1 through 5 -

- Tighten the bolts by hand.

- Tighten the bolts to 20 Nm.

- Tighten the bolts an additional 90° (1/4) turn.