Belt pulley, removing from compressor and reinstalling (version "2")

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Removing

Fig 1: Ribbed Belt Pulley - "Denso" A/C Compressor Remove/Install Components (1 Of 2)

GW00015146

Courtesy of VOLKSWAGEN UNITED STATES, INC.

Use small screwdriver or pointed-nose pliers to carefully remove securing ring - A - (take particular care not to damage pulley).
Hold compressor drive shaft - B - in position with socket wrench T10001/10 from wrench set and turn drive plate - C - with pulley - D - in direction of arrow - E - (tightening torque 35 Nm).

NOTE:

There are different types of compressor drive shaft. The drive shafts installed at the start of production cannot be supported using an Allen key (use socket wrench T10001/10 for example). Use was later made of compressors with a hexagon end on the drive shaft.

Fig 2: Ribbed Belt Pulley - "Denso" A/C Compressor Remove/Install Components (2 Of 2)

GW00015147

Courtesy of VOLKSWAGEN UNITED STATES, INC.

Remove securing ring - A -.
Remove pulley - B -.

Installing

Fig 3: Ribbed Belt Pulley - "Denso" A/C Compressor Remove/Install Components (1 Of 2)

GW00015146

Courtesy of VOLKSWAGEN UNITED STATES, INC.

NOTE:

Replace securing ring - A -.
Clean compressor flange before installing pulley.
When installing securing ring - A -, take care not to bend it open more than necessary.

Install pulley - B -.

Fig 4: Ribbed Belt Pulley - "Denso" A/C Compressor Remove/Install Components (2 Of 2)

GW00015147

Courtesy of VOLKSWAGEN UNITED STATES, INC.

Ensure correct insertion of securing ring - A -. Bevelled side - C - faces away from compressor (flat side faces compressor).
Insert rubber elements - D - in pulley - B - as shown.
When installing drive plate, moisten rubber elements - D - slightly with mounting paste or soap solution for example to provide lubrication.
Insert drive plate - C - in rubber elements - D - until it makes contact with shaft of compressor - B -.

Fig 5: Ribbed Belt Pulley - "Denso" A/C Compressor Remove/Install Components (1 Of 2)

GW00015146

Courtesy of VOLKSWAGEN UNITED STATES, INC.

Thread drive plate - C - onto compressor shaft - B - by turning it in direction of arrow - F -.
Tighten drive plate - C - to 35 Nm by turning it with a commercially available band wrench (with webbed band) in direction of arrow -E-. Provide support for compressor shaft - B - by applying counterhold (e.g. socket wrench T10001/10 from wrench set) to compressor shaft - B -.
Fit securing ring - A -.