Dodge D250 1990 Service Manual page 86

Clutch
DODGE Turbo Diesel
Service Procedures
Page 6-5
The drive pinion pilot bushing, pressed in the flywheel, should [^g\
be smooth and show no excessive wear. The bushing I.D. must
be no more than .127mm [.005 inch] out of round.
The end of the transmission main drive pinion should be
smooth and bright, without grooves and ridges.
The disc assembly should be handled without touching the
facings. Replace the disc if the facings show evidence of
grease or oil soakage, or wear to within less than .015 Inch of
the rivet heads. The hub splines and splines on the
transmission main drive pinion should be a snug fit without
signs of excessive wear. Metallic portions of the disc assembly
should be dry and clean and show no evidence of having been
hot. Each of the arched springs between the facings should be
unbroken and all rivets should be tight.
Wipe the friction surface of the pressure plate with kerosene,
W_j
mineral spirits, or other suitable solvent. • • •