Bleeding The Ptt Unit (Built-In) - Yamaha 55DEHD Service Manual

BRKT
NOTE:
9 Repeat this procedure so that the rams go
up and down 4–5 times (be sure to wait for
2–3 seconds before switching the leads).
9 If the rams do not move up and down easi-
ly, push and pull on the rams to assist oper-
ation.
8. Check the fluid level when the rams are
fully extended. If the fluid level is low, add
sufficient fluid, and then repeat step 7.

Bleeding the PTT unit (built-in)

1. Check the manual valve fully tightened,
and then connect the battery to the bat-
tery cables.
NOTE:
If the manual valve is loosened, be sure to
tighten it to the specified torque before tilting
the outboard motor up.
Manual valve 1:
3 N·m (0.3 kgf·m, 2.2 ft·lb)
2. Fully tilt the outboard motor up and down
4–5 times.
NOTE:
Connect the PTT motor leads to the battery
terminals, without installing the power unit. To
connect the PTT motor leads, refer to page
7-62.
7-63
Bracket unit
1
68870446
3. Let the fluid settle for 5 minutes.
4. Push and hold the PTT switch in the up
position until the outboard motor is fully
tilted up.
5. Support the outboard motor with the tilt
stop lever, and then let the fluid settle for
5 minutes.
w
After tilting up the outboard motor, be
sure to support it with the tilt stop lever.
Otherwise, the outboard motor could sud-
denly lower if the PTT unit should lose
fluid pressure.
6. Remove the reservoir cap 2, and then
check the fluid level in the reservoir.
NOTE:
If the fluid is at the correct level, the fluid
should overflow out of the filler hole when the
cap 2 is removed.
7. If the fluid is below the correct level, add
fluid of the recommended type.
8. Install the new O-ring reservoir cap, and
then tighten it to the specified torque.
NOTE:
Repeat this procedure until the fluid remains
at the correct level.
Reservoir cap 2:
7 N·m (0.7 kgf·m, 5.2 ft·lb)
2
68830400
6885J11