Meridian Yachts 490 PILOTHOUSE, Owner'S Manual

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Chapter 6: Plumbing 490 Motoryacht • Owner’s Manual
50
Drain Systems
Deck Drains
•
Water on the deck is drained overboard through the deck drains.
•
Keep the deck drains free of debris.
Sink Drains
Gray water (water from the sinks) is gravity drained overboard.
Shower Drain System
•
The shower is drained into a sump box.
•
A float switch automatically turns On the sump pump.
•
The sump pump pumps the shower water overboard.
Sump Box Cleaning
Periodically clean the sump box (A), filter, and pump as fol-
lows:
1. Remove the cover screws (B) and the cover (C).
2. Remove any debris from the box and the filter.
3. Clean the sump pump as outlined in the Bilge Pump section
of this manual.
Sump System Winterization
Drain the sump pump system in the winter months when not
in use.
1. Disconnect and drain all lines to the unit.
2. Remove the screws from the mounting feet (D) and drain
the system.
3. Reinstall the screws in the mounting feet and reconnect
the system.
A
B
D
C
SUMP PUMP BOX