SELVA MARINE Blue Whale 250 EFI, Service Manual

Page: 300 / 377

BRKT
Bracket unit
7-45
6P23H11
Bleeding the PTT unit
1. Close the manual valve
1
by turning it
clockwise.
2. Place the PTT unit in an upright position.
3. Remove the reservoir cap, and then
check the fluid level in the reservoir.
NOTE:
If the fluid is at the correct level, a small
amount of fluid should overflow out of the
filler hole.
4. If fluid is below the correct level, add fluid
of the recommended type.
5. Install the reservoir cap, and then tighten
it to the specified torque.
6. Connect the PTT motor leads
2
to the
battery terminals to fully retract the rams.
7. Reverse the PTT motor leads between
the battery terminals to fully extend the
rams.
NOTE:
• Repeat this procedure so that the rams go
up and down 4 to 5 times (be sure to wait a
few seconds before switching the leads).
• 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 when the rams are
fully extended. If the fluid level is low, add
sufficient fluid, and then repeat steps 6
–
7.
T
R
.
.
Manual valve
1
:
2 N · m (0.2 kgf · m, 1.5 ft · lb)
T
R
.
.
Reservoir cap:
7 N · m (0.7 kgf · m, 5.2 ft · lb)
Ram PTT motor lead
Battery
terminal
Up
Sky blue (Sb)
+
Light green (Lg)
-
Down
Light green (Lg)
+
Sky blue (Sb)
-