SELVA MARINE Fin Whale 225 EFI, Руководство по обслуживанию

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BRKT
Bracket unit
7-51
6AL3J11
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.
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.
S6AL7A60
1