Drive Plate With Overload Protection, Checking Run-Out And Adjusting

-- Remove the A/C compressor. Refer to A/C COMPRESSOR, REMOVING AND INSTALLING .

-- Clean the drive plate flange -A-.

Fig 1: Checking/Adjusting Run-Out Of Drive Plate With Overload Protection

Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

-- Secure a dial gauge -B- using a dial gauge holder -C- (for example, using :VW387  ) onto the A/C compressor.

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

-- Turn the A/C compressor power unit -E- a few turns.

Specified Value

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 the run-out deviation is greater than 0.2 mm, then loosen the bolts on the drive plate and readjust the drive plate. Refer to DRIVE PLATE WITH OVERLOAD PROTECTION, REMOVING AND INSTALLING .