Tiara Yachts 53 COUPE, Owner'S Manual

Page: 127 / 166

ROUTINE MAINTENANCE
7-19 53 COUPE
4. Remove the cable tie securing the overboard discharge seacock handle
(
Figure 7-7
).
5. Open the overboard discharge
seacock by pulling the handle
to the vertical position.
6. Switch ON the WASTE
PUMPOUT breaker on the DC
Distribution Panel
.
Allow the
discharge pump to run until the
waste tank is empty. The
sound of the pump’s motor
load and speed will change
when the tank becomes empty.
Note: Should the pump not
activate, check to see that the
seacock is in the OPEN position
and that the WASTE deck plate
cover is tightened securely. Oth -
erwise the discharge system will
not operate properly.
7. When the tank is empty, switch
OFF the WASTE PUMPOUT
breaker.
8. Close the overboard discharge
seacock by pushing the handle
to the horizontal position, and
secure it (
Figure 7-7
).
The
overboard discharge seacock MUST be closed to prevent water from
being forced back into the system.
Note: The optional overboard discharge seacock is secured in the closed
position before leaving the factory.
Figure 7-6: Overboard discharge
seacock under master stateroom
floor hatch
Figure 7-7: Seacock in closed
position and secured with cable tie