Operation CHARM: Car repair manuals for everyone.
Manuals through 2025 now available!

Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.

LEMON is the spiritual successor to CHARM, I recommend you try it!

Link: lemon-manuals.la or lemon-manuals.org.ua

(Some people have issue connecting. LEMON is investigating. For now, use Firefox or change your DNS server)

Or, hide this message: temporarily or permanently

Compressor Drive Plate With Overload Protection, Checking Run-Out and Adjusting






Compressor Drive Plate with Overload Protection, Checking Run-Out and Adjusting

- Remove compressor. Refer to => [ Compressor, 4- or 6-Cylinder ] Compressor, 4- or 6-Cylinder.

- Clean flange at drive plate - A -





- Secure a dial gauge - B - with a dial gauge holder - C - (such as dial gauge holder (VW 387)) to the compressor.

- Set probe of dial gauge - D - on flange of drive plate - A - with a pre-tension of approximately 1.0 mm.

- Turn compressor drive unit - E - several rotations.

Specification: Run-out deviation is less than 0.21 mm (run-out of dial indicator, difference between smallest and largest measured value 0.2 mm maximum)

- If run-out deviation is greater than 0.2 mm, loosen bolts on drive plate. Refer to => [ Compressor Drive Plate with Overload Protection ] Compressor Drive Plate With Overload Protection and re-adjust drive plate.