SELVA MARINE Moray 25, Service Manual

Page: 76 / 370

3-7
INSP
ADJ
E
POWER TRIM AND TILT (PTT) SYSTEM/
LOWER UNIT
2. Fill:
●
PTT unit
Recommended PTT fluid:
ATF Dexron
II
T
R
.
.
PTT fluid level check bolt:
7 Nm (0.7 kg • m, 5.1 ft • lb)
Hydraulic system air bleeding
NOTE:
The PTT unit cannot be bled manually. The
power tilt must be operated during the
bleeding procedure.
1. Bleed:
●
Air
LOWER UNIT
Gear oil
1. Check:
●
Gear oil
Milky oil
→
Replace the oil seal.
Slag oil
→
Check the gear, bearing,
and clutch dog.
2. Check:
●
Gear oil level
Level is low
→
Add oil to the proper
level.
Bleeding steps:
●
Turn the manual valve counterclock-
wise until it is fully closed.
●
Connect the battery leads to the bat-
tery.
●
Push the PTT switch so that the tilt rod
moves up and down.
PTT switch Direction
UP Tilt up
DN Tilt down
●
Move the tilt rod up and down several
times until it moves smoothly.