9-53
BRKT
Bracket unit
2.
Remove the nut
a
, and then remove the
tilt piston absorber valves
b
.
Checking the tilt cylinder and trim
cylinder
1.
Check the inner surface of the PTT body
a
. Replace the PTT body if scratched.
2.
Check the outer surface of the tilt piston
b
, trim pistons
c
, and free piston
d
.
Replace if scratched.
3.
Check the dust seals
e
of the end
screws
f
and
g
. Replace if damaged or
worn.
4.
Check the trim rams
h
and tilt ram
i
.
Polish with 400–600 grit sandpaper if
there is light rust or replace if bent or
excessively corroded.
Checking the valve
1.
Check the tilt piston absorber valves
a
.
Clean if there is dirt or residue.
Assembling the tilt ram
•
Do not use a rag when assembling the
PTT unit because dust and particles on
the PTT unit components can lead to
poor performance.
•
Do not reuse the dust seal and O-rings,
always replace them with a new ones.
1.
Install a new dust seal
a
and new O-
rings
b
and
c
to the tilt cylinder end
screw
d
.
a
b
b
c
c
e
e
e
f
f
h
i
g
h
d
a
a
Summary of Contents for F150B
Page 1: ...SERVICE MANUAL 6BM 28197 5L 11 F150B FL150B ...
Page 4: ......
Page 211: ...6 34 Vapor separator 0 1 2 3 4 5 6 7 8 9 10 A MEMO ...
Page 311: ...8 32 Shimming regular rotation model 0 1 2 3 4 5 6 7 8 9 10 A Shim location F R P T3 T1 T2 ...
Page 351: ...8 72 Shimming counter rotation model 0 1 2 3 4 5 6 7 8 9 10 A Shim location F R P T3 T2 T4 T1 ...
Page 448: ...A 1 MEMO ...
Page 451: ......
Page 452: ...Printed in China Jul 2008 0 6 1 ABE E_4 YAMAHA MOTOR CO LTD ...
Page 458: ......