TYM T264 - Page 94

5-8
-Inspection for disc thickness and serration wear.
Inspection
Items
Specified values Usable
limit
Disc
thickness
2.6±0.1mm(0.102 in)
(6pcs)
2.4mm
(0.094 in)
Surface
flatness
- 0.2mm
(0.008 in)
c. Driven plate
-Inspection for deformation and burning.
-A seriously damaged or worn disc should be replaced.
Inspection Items Specified values Usable limit
Plate thickness
1.6 ±0.05 mm
(5pcs)
1.5mm
(0.059 in)
Surface flatness 0.15mm
(0.006 in)
d. Brake disc
-Inspection for deformation and burning.
-A seriously damaged or worn disc should be replaced.
Inspection
Items
Specified
values
Usable limit
Disc
thickness
3±0.1mm
(0.118 in)
2.7 mm
(0.11 in)
Surface
flatness
- 0.2mm
(0.007 in)
e. If the combined thickness of the return plate
and brake disc deviates from the specified
value, replace both parts.
Inspection Items Specified values Usable limit
Combined
thickness of
return plate and
brake disc
5.5 ±0.16mm
(0.217 in)
5.1mm
(0.2 in)
f. Also inspect other parts for wear and
deformation and replace them if necessary
Note : Seal ring and the two seal rings should
be replaced as a pair
Fig.5-11
Fig.5-12
Fig.5-10