Grady-White Boats Canyon 456, Manual, Page: 66 / 90

8-6
Chapter 8: Canyon 456
• Spreader Lights
This switch operates the two flood lights in the cockpit as well as the flood light at the
lounge seating area� When the lights are turned on they will increase in intensity until they
reach maximum illumination� To operate the lights at a lower intensity, turn on the lights,
let them get to desired brightness, then turn them off� When they are turned on again they
will be at that brightness� To reset the brightness level, simply turn off the lights�
• Marine Head
This switch provides power to the vacuum pump integrated within the head system,
allowing the Vacuflush
®
marine head to operate�
• Underwater Lights
This switch turns on the underwater lights�
• Vanity Lights
This switch turns on the lights on the head vanity�These lights can also be controlled by
the switch in the head compartment�
• Raw Water Washdown Pump
This switch pressurizes the raw water washdown pump, which pressurizes the raw water
washdown system�
• Discharge Seacock
This switch will open or close the holding tank discharge seacock�
Note: This seacock must be open before operating the holding tank discharge pump�
Helm Switch Panel
At the helm you will find a single panel with six toggle switches (port) and six push-button
switches (starboard)� Each one of these items has a dedicated fuse located behind the soft panel on
the port side of the companion-way� The six push button switched are integrated with CZone and
provide an additional, readily accessible means for controlling these circuits� See “456 DC Accessory
Wiring Color - Fuse/Breaker” on page 6-10 for over-current protection amperage ratings for each
circuit�
• Port Vent
This toggle switch controls the sliding port window vent for the top enclosure�
• Stbd Vent
This toggle switch controls the sliding starboard window vent for the top enclosure�
• Sunroof
This toggle switch controls the sunroof sliding glass� Pushing down on this switch opens
the sunroof and pushing up closes the sunroof�
• Sure Shade
This switch controls the Sure Shade� Pushing down on this switch extends the
SureShade, and pushing up on this switch retracts the SureShade into the top� The
SureShade can be stopped at any point in the range of travel, and direction may be
reversed without fully extending or retracting�