Cub Cadet 8354 Service Manual page 149

F. Checking piston, pressure plate and return
plate for flatness
1. Using feeler gage, measure the flatness of piston,
pressure plate, and return plate.
2. If exceeds allowable tolerance, replace it.
Sect. Specified
Flatness of 0.05 mm
piston
0.002 in.
0.1 mm
Flatness of
pressure plate
0.004 in.
0.1 mm
Flatness of
return plate
0.004 in.
G. Checking Length of free tension in piston
return spring
1. Using venire calipers, measure the length of free
tension in spring.
2. If exceeds allowable tolerance, replace it.
Sect. Specified
Length of spring
46.5 mm
free tension
1.83 in.
H. Checking seal ring for worn
1. Measure the thickness of seal ring using microme-
ter.
2. If exceeds allowable tolerance, replace it.
Sect. Specified
Thickness of 2.35 ~ 2.40 mm
seal ring
0.093 ~ 0.094 in.
D615-W02 May-2003
K&T Saw Shop 606-678-9623 or 606-561-4983
www.mymowerparts.com
Allowable Limit
1.5 mm
0.006 in.
0.3 mm
0.012 in.
0.25 mm
0.010 in.
Allowable Limit
42.0 mm
1.65 in.
Allowable Limit
2.0 mm
0.079 in.
TRANSMISSION
615W475A
615W476A
615W477A
4-45