Yamaha F225F Service Manual page 533

a
2. Remove the tilt piston b.
a
PTT piston vice attachment a:
90890-06572
Tilt rod wrench b: 90890-06569
Disassembling the trim ram
1. Remove the circlip a, adapter a, spring
b, O-ring c, and backup ring d.
a a
a
b
b
d
c
b
a
a
Checking the tilt cylinder and PTT
body
1. Check the PTT body a and tilt cylinder
a. Replace if corroded or cracked.
2. Check the inner surfaces of the PTT
body a and tilt cylinder a. Replace if
scratched.
3. Check the tilt piston b, trim pistons c,
free piston b, and dust seals c and d
of tilt cylinder end screw e and trim
cylinder end screws f. Replace if
scratched.
4. Check the trim rams d and tilt ram e.
Clean using 400–600-grit sandpaper if
there is rust or, replace if bent or
corroded.
5. Check the pipes g and h. Replace if
corroded or cracked.
b
e
c
e
b
a
g
Checking the valve
1. Check the tilt piston absorber valves a.
Clean if there is dirt or residue.
PTT cylinder
d
f
d
c
a
h
9-54
0
1
2
3
4
5
6
7
8
9
10
A