Drive Plate With Overload Protection, Checking Run-Out And Adjusting
-- Remove the Air Conditioning (A/C) compressor, refer to AIR CONDITIONING (A/C) COMPRESSOR, REMOVING AND INSTALLING, VEHICLES WITH 8-CYLINDER FSI ENGINE or AIR CONDITIONING (A/C) COMPRESSOR, REMOVING AND INSTALLING, VEHICLES WITH 8-CYLINDER TFSI ENGINE .
-- Clean the drive plate flange -A-.
-- Secure a dial gauge -B- using a dial gauge holder -C- (for example using Dial Gauge Holder :VW 387 ) on A/C compressor.
-- Set probe of dial gauge -D- on flange of drive plate -A- with a pre-tension of approx. 1.0 mm.
-- Turn compressor drive unit -E- a few turns.
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 DRIVE PLATE WITH OVERLOAD PROTECTION, REMOVING AND INSTALLING and re-adjust drive plate.