(2)
(2)
Wearing parts
Wearing parts
Part name & inspection item
Piston and cylinder block bore tolerance
( space = D – d )
Piston and shoe tolerance ( space = k )
Thickness of shoe (t)
Thickness of shoe plate (h)
Thickness of set plate (t1)
Set plate and the ball guide height of the
assembly (height of the assembly H – h )
t
Standard
dimension
0.05 mm
0
5.5 mm
3.3 mm
6 mm
13.5 mm
t1
k
Shoe Ball guide
3809A7TM041
7-27
Recommended
value for
replacement
D : Cylinder block bore dia
0.065 mm
d : Piston out dia
After pulling the piston
0.3 mm
and the shoe, measures
the distance
5.2 mm
3.0 mm
If the plate thickness is
below 5.8 mm, change the
5.8 mm
set plate and ball guide at
the same time
If assembly height is
below 13.3 mm, change
13.3 mm
the set plate and ball
guide at the same time
Set plate
Ball quide
Set plate
Remedy
-
-
h
H
3809A7TM04