Acura NSX 1991 Manual page 290

Main Menu
Pressure Plate
Inspection
NOTE: If replacement is required, always replace the
pressure plate, mid plate, and flywheel as a set.
1. Inspect the pressure plate surface for wear, cracks,
and burning.
2. Inspect the fingers of the diaphragm spring for
wear at the release bearing contact area.
3. Inspect for warpage using a straight edge and
feeler gauge.
NOTE: Measure across the pressure plate at three
points.
Standard (New): 0.03 mm (0.001 in) max.
Service Limit: 0.15 mm (0.006 in)
FEELER GAUGE
If the warpage is more than the service limit, replace
the pressure plate.
Table of Contents
STRAIGHT EDGE
PRESSURE PLATE
Release Bearing
Inspection
1. Check the release bearing for excessive play by
spinning it by hand.
CAUTION: Do not wash the release bearing in
solvent.
RELEASE
BEARING
2. Replace the release bearing with a new one if there
is excessive play.