Checking The Hydraulic Pressure - Yamaha F100C Service Manual

BRKT
7. Reverse the PTT motor leads between
the battery terminals to fully extend the
tilt ram and trim rams, and then reverse
them again to fully retract the rams.
NOTE:
• Repeat this procedure so that the rams go
up and down four to five times (be sure to
wait a few seconds before switching the
leads).
• The sound of the power trim and tilt motor
will change when the rams are fully
extended.
• If the rams do not move up and down eas-
ily, push and pull on the rams to assist
operation.
8. Check the fluid level again when the
rams are fully extended. Add sufficient
fluid, if necessary, and then repeat step
7.
NOTE:
Repeat this procedure until the fluid remains
at the correct level.

Checking the hydraulic pressure

1. Check the hydraulic pressure. Check the
internal parts if out of specification.
2. Fully extend the power trim and tilt rams.
3. Remove the circlip 1.
7-49
Bracket unit
4. Remove the manual valve 2, and install
the up relief fitting 3 and hydraulic pres-
sure gauge 4, and then tighten them to
the specified torques.
NOTE:
Be sure to remove the manual valve, and
then quickly attach the special tools before
any fluid comes out.
Up relief fitting 3: 90890-06773
Hydraulic pressure gauge 4:
90890-06776
Up relief fitting:
4 N·m (0.4 kgf·m, 2.9 ft·lb)
Hydraulic pressure gauge:
9 N·m (0.9 kgf·m, 6.5 ft·lb)
60C5D11