TOHATSU MD 30B2 Service Manual page 280

Cowl, Bracket and PTT Unit
30) Air-Purging PTT Unit
(installed on the outboard motor)
1. Install outboard motor on the boat.
2. Fully tilt up outboard motor and lock with tilt stopper.
3. Remove cap 2 and check fluid level in the reservoir tank.
4. Turn manual valve counterclockwise fully.
5. Tilt up outboard motor fully with hands and let it tilt down
gravitationally.
6. Turn manual valve clockwise fully.
Manual Valve :
1.8 N·m ( 1.3 lb·ft ) [ 0.18 kgf·m ]
7. Leave the unit for five minutes to stabilize PTT fluid.
8. Push PTT switch to check that outboard motor fully tilt up.
If not, loosen manual valve, tilt up with hands
and lock with tilt stopper.
9. Lock outboard motor with tilt stopper 1.
Be sure to lock outboard motor with tilt
stopper after tilting up. Leaving outboard
m o t o r w i t h o u t l o c k i n g m a y l e a d t o
accidental descent due to reduction of PTT
hydraulic pressure.
10. Remove cap 2 and check fluid level in the reservoir tank.
Check PTT fluid level with outboard motor
fully tiled up. Removing reserve tank cap
at halfway position can cause blasting out
of PTT fluid, which is dangerous, and also
result in inaccurate fluid level reading.
Spill of some fluid from plug hole as cap is
removed indicates that gear case is filled with
specified quantity of gear oil.
7-50
WARNING
WARNING
1
2
TLD D30/40/50B2 2013