Checking The Tilt Cylinder And Trim Cylinder; Checking The Valve; Assembling The Tilt Ram - SELVA MARINE Grey Whale 200 EFI Service Manual

BRKT
Checking the tilt cylinder and trim
cylinder
1. Check the PTT body 1 and tilt cylinder
2. Replace the PTT body 1 or tilt cylin-
der 2 if cracked or if there is corrosion.
2. Check the inner surface of the PTT body
1 and tilt cylinder 2. Replace the PTT
body 1 or tilt cylinder 2 if scratched.
3. Check the outer surface of the tilt piston
3, trim piston 4, adapter 5, free piston
6, and dust seals 7 of end screw.
Replace the tilt piston 3, trim piston 4,
adapter 5, free piston 6 or dust seals 7
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.
5. Check the pipes 0. Replace the pipes 0
if cracked or if there is corrosion.

Checking the valve

1. Check the tilt piston absorber valves 1.
Clean the tilt piston absorber valves 1 if
there is dirt or residue.
7-51
Bracket unit

Assembling the tilt ram

CAUTION:
Do not use a rag when assembling the
PTT unit as dust and particles on the PTT
unit components can lead to poor perfor-
mance.
1. Install a new dust seal 1, new O-rings 2
and 3, and the backup ring 4 into the tilt
cylinder end screw 5.
2. Install the tilt cylinder end screw 5,
spring 6, adapter 7, and tilt piston 8 to
the tilt ram 9.
3. Hold the tilt piston in a vise using the
special service tool 0 on both sides.
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S6AL7A60
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