Checking The Tilt Cylinder And Trim Cylinder - SELVA MARINE Blue Whale 250 EFI Service Manual

9. Hold the PTT body 6 in a vise using alu-
minum plates a on both sides.
10. Loosen the trim cylinder end screws 7,
and then remove them.
7
Cylinder-end screw wrench:
90890-06568
11. Remove the trim ram assemblies.
12. Drain the PTT fluid.
13. Remove the circlip 8, adapter 9, and
spring 0 from the trim pistons.
6P23H11
Checking the tilt cylinder and trim
cylinder
1. Check the PTT body 1 and tilt cylinder
2. Replace if cracked or if there is corro-
sion.
2. Check the inner surface of the PTT body
1 and tilt cylinder 2. Replace if
scratched.
3. Check the outer surface of the tilt piston
3, trim piston 4, adapter 5, free piston
6, and dust seal 7 of end screw.
Replace if scratched.
4. Check the trim rams 8 and tilt ram 9.
Polish with 400–600–grit sandpaper if
there is light rust or replace if bent or if
there is excessive corrosion.
7
5. Check the pipes 0. Replace if cracked
or if there is corrosion.
S6S17120
Tilt cylinder and trim cylinder
1
2
3
4
5
6
7
8
9
7-40