Yamaha F225A Service Manual page 356

TRBL
SHTG
At specified
level?
Yes
Measure the hydraulic pressure.
Out of
specification?
Yes
Disassemble the power trim and
tilt unit, and then check the filter
for debris or dirt.
Stuck foreign
substance or
clogs?
No
Check the fluid passages for
clogs or debris.
Clogs or debris?
No
Check the internal parts (valves,
pistons, gears, etc.).
9-57
Troubleshooting
No
Add fluid to the correct level.
No
Check the power trim and tilt
unit for leaks.
Yes
Clean or replace the filters.
Yes
Clean the passages.
69J3D11