Marquis 720 FLY, Owner'S Manual

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check the strainer for correct installation .
Open the seacock that supplies seawater to the sea water washdown pump .
6 . The seacock is located aft of the STDB engine .
Refer to Section 9: Engine Room for the exact location of the seacoc k .
Turn the accessory battery bank master disconnect switch to the ON position . 7 .
Switch ON the 8 . MAIN circuit breaker, located on the DC Distribution Panel (Salon Aft Cabinet) .
cauTiON
DO NOT OPERATE THE WASHDOWN PUMP WHILE THE SEACOCK SUPPLYING SEAWATER TO THE WASHDOWN SYSTEM
IS CLOSED. OPERATING THE PUMP WITH NO SEAWATER CAN DAMAGE IT.
On the DC Control Center, switch the System DC Main circuit breaker “ON,” then switch the Washdown Pump circuit breaker 9 .
ON . This activates the yacht’s sea water washdown pump .
The sea water washdown pump, when activated, creates pressure in the sea water washdown system . When the hose nozzle
10 .
is closed, water pressure within the system increases to a predetermined point at which the pump automatically shuts off .
When the hose nozzle is open, releasing water from the system, the pressure in the system decreases . When the pressure
w
ater
m
aKer
The optional water maker purifies seawater (fresh or salt) to replenish the fresh water supply when fresh water is unavailable . The
water maker is located in the PORT aft bilge area . (See next page for Illustration)
USING THE WATER MAKER:
Close the Water Maker seacock, if not already done . 1 .
Remove and clean the water maker’s seawater strainer . The strainer prevents debris in the seawater from entering the water 2 .
maker . The strainer is located near the water maker .
Reinstall the seawater strainer . If the strainer leaks when the water maker seacock is opened, close the seacock, then check 3 .
the strainer for correct installation .
Open the seacock supplying seawater to the water maker .
4 . The seacock is located near the strainer .
Supply AC power the yacht . Refer to Section 3: 5 . Shore Power and/or Generator Power for instruction .
If 6 . SHORE POWER is used, press the Red SHORE circuit breaker group ON, located on the AC Bus 1 Distribution Panel, in
the Salon Aft cabinet .
6a . If GENERATOR POWER is used, press the Red SHORE circuit breaker group ON, located on the AC Bus 1 Distribution
Panel, in the Engine Room Aft .
Do not operate the water maker’s water pump when the seacock supplying seawater to the system is closed . Operating
the pump without seawater can damage the pump .
Switch the Water Maker circuit breaker ON, located on the AC Bus 1 Distribution Panel 7 . , in the Engine Room Aft . Refer to the
OEM information for details on operating the water maker .
B
iLge
s
Ystem
The 720 Fly contains:
2 Standard Bilge Pumps •
6 Automatic Bilge Pumps •
5 Emergency Bilge Pumps •
The bilge is the lowest point in the interior of the hull . Any water that accumulates in the hull will relocate to the bilge . Each bilge pump
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nTernal
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YsTem
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