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5/7/20 

 

 

15 

 

The gauge for checking the water level is located at the office station.  The ignition switch must 

be on to power this gauge.  You may also check the sight gauge on the tank located in the 

lazarette.  Just like the fuel tanks....the sight gauge’s are the most accurate method. 

 

 

 

FILLING THE WATER TANK 

1.

 

Locate the deck plate marked “WATER” on the cockpit floor just outside of the salon 

door.  The deck plate key to open the plate is located in the chart drawer in the helm. 

2.

 

Connect the WHITE fresh water hose (located in the lazarette under the cockpit) to the 

domestic water supply at the dock.   Let the water run through the hose (overboard) for a 

minute or two to wash any contaminated water from the hose

.  DO NOT USE THE 

HOSE AT THE DOCK TO FILL THE WATER TANK—YOU DON’T KNOW 

WHERE IT HAS BEEN!

 

3.

 

Fill until the filling sound starts to increase, or water comes out the vent/overflow on the 

hull just below the deck fill. 

4.

 

Tighten the deck cap. 

5.

 

Return the deck cap key to the chart drawer in the helm. 

 

HOT WATER 

Hot water is provided by an 11gallon tank heated electrically and by a heat exchanger from the 

engine. You automatically have hot water if the engine has been running. When connected to 

shore power, or using the generator, make sure the WATER HEATER circuit breaker on the AC 

POWER distribution panel is in the ON position.  If you are anchored out for a time and need hot 

water you must start the generator and ensure the hot water breaker is on.  After 20 to 30 minutes 

you should have plenty of hot water. 

 

ICE MAKER 

The ice maker can be used when connected to shore power, or when underway through the 

inverter.  Our recommendation is to make ice during the above periods and transfer it to the 

freezer. 

Turn the icemaker off when anchored as it is a significant drain on the batteries.

 

 

ELECTRICAL POWER 

DC/BATTERY POWER 

The BATTERY POWER or distribution panel is located on the right half of the main circuit 

breaker panel at the office station. 

1.

 

The 

DC POWER circuit breakers should be left ON

, whether you are on or off the 

boat, and regardless of whether you are connected to shore power or running the 

generator.  EXCEPTION: leave the following breakers off until you need to use the 

system: 1) BILGE LIGHTS. 2) OIL CHANGE PUMP. 3) SEA WATER WASHDOWN.

 

2.

 

If you have been plugged into shore power for 12 or more hours, the batteries should be 

charged. Away from shore, as long as you are cruising several hours a day, the batteries 

are recharging, and you should have adequate power without the aid of shore power. 

 

Note: There is a Xantrex battery display at the office station.  It measures the state of 

charge for the house battery bank.  It works in unison with a generator auto-start circuit 

that will automatically start the generator when the battery voltage is low or a large draw-

down is experienced such as starting the coffee maker in the morning after having 

watched a movie at anchor the night before.  When the generator starts on it's own you 

Summary of Contents for Mariah

Page 1: ...0 Closing the Boat pg 11 Electronics pg 11 12 Fuel pg 12 14 Water pg 14 15 Electrical Shore Power Generator pg 15 17 Head pg 17 19 Shower pg 19 Deck Wash pg 19 20 Galley refrigerator and freezers pg 2...

Page 2: ...ssume you have all AC and appropriate DC circuit breakers powered Note Red lettering indicates safety items or key operational notes These notes are prepared for Quick Reference Nordic Tugs Inc has pr...

Page 3: ...directions on the cords This will relieve stress on the shade clutch and mounting assembly The salon shades are a new style without cords 7 No metal under office seat Do not store any metallic items u...

Page 4: ...in Checking the oil level in the generator The generator has a diesel engine requiring the same care as the main engine The generator is self monitoring and will auto shut down for a number of reasons...

Page 5: ...nit with a glass enclosed section that houses a strainer It is mounted aft of the engine near the engine room entrance and is connected to the seacock with a large black hose 1 Using the flashlight wh...

Page 6: ...anks The tanks should be full on day one See fueling instructions below if fuel is needed Check the water level 1 Insert the key in the ignition slot and turn to the ON position Note the water level o...

Page 7: ...Turn on the bow thrusters by pushing the 2 ON buttons simultaneously The amber light between the buttons will come on Toggle the joysticks momentarily in both directions to ascertain that the thruste...

Page 8: ...ch your destination and allow at least 5 minutes for cool down before shutting down 3 According to Cummins Northwest Inc data at reasonable speeds the Nordic Tug 42 has very economical fuel consumptio...

Page 9: ...ool down period the last 5 minutes should be at slow speeds to allow the engine to cool down before shut off 1 Once docked and the mooring lines are secure turn off the engine 2 Shut down the Ray Mari...

Page 10: ...d See if the meter shows that 110 120 volts are available If the AC voltmeter is not illuminated then you have lost AC power To regain power and download the AC system turn off the water heater and an...

Page 11: ...r window press the active button That will activate a screen and give it a red boarder line around the screen Then press the in or out button to zoom in or out The red border indicates the active wind...

Page 12: ...use the inverter to power these systems Remember to turn the Trac Vision and inverter off when not required in order to save battery power Streaming music and audio from your personal device There is...

Page 13: ...things you do are as important to your safety on the water as having uncontaminated fuel going to the engine Mariah is equipped with two RACOR fuel filters One filter for each tank and are located af...

Page 14: ...el transfer system to balance the fuel load To transfer fuel you must first turn on the guarded fuel transfer circuit breaker located at the bottom of the helm breaker panel For example if the starboa...

Page 15: ...d hot water you must start the generator and ensure the hot water breaker is on After 20 to 30 minutes you should have plenty of hot water ICE MAKER The ice maker can be used when connected to shore p...

Page 16: ...AC power is available from shore power or from the generator the inverter charger automatically charges the house batteries However when leaving the boat go to the office station and observe the Xantr...

Page 17: ...ON position Note The Inverter and Battery Charge breakers need to be ON to charge the batteries Beware the breakers may trip if using too many high amp appliances in the galley The toaster and coffee...

Page 18: ...entally released before waste clears the bowl do not attempt to flush the toilet again until the vacuum pump stops running about 30 seconds and the red light goes out CLEANING THE HEAD There is a toil...

Page 19: ...waste overboard Generally 3 miles from shore is legal Confirm that the SEACOCK IS OPEN BEFORE OPERATING DISCHARGE PUMP open is the normal position 1 Open the hatch to the engine room The macerator is...

Page 20: ...OWN C B on the DC electrical panel at the office station Seawater should pressurize the hose and enable you to stand at the bow and use the spray nozzle to clean the anchor and chain as it comes out o...

Page 21: ...nchored over one day Start the generator and recharge the batteries when the D C voltmeter reads less than 12 volts HEATING SYSTEM There are three sources of heat on Mariah heat from the Hydronic Dies...

Page 22: ...UE GRILL The stainless steel Magnum propane barbecue grill is mounted on the starboard aft railing It is for outdoor use only The propane tank which serves the grill is secured with a line below the B...

Page 23: ...ot allow for a free feeding of chain to the windless when attempting to redeploy If there is no power to the Windlass check the two circuit breakers for the windlass One is located in the master state...

Page 24: ...utside of a predetermined radius We have a baby monitor stored in the upper port cabinet in the master stateroom Put the baby unit near the chart plotter it must be plugged into an AC outlet so the in...

Page 25: ...eration and allows us unrestricted use of the upper boat deck for lounging and entertaining in the sunshine 2 The tender is an Aldura 11 foot all aluminum tube style boat It is virtually unsinkable It...

Page 26: ...a float located over the EPIRB antenna next to the salon door The driver should board first followed by up to three additional passengers Make sure the outboard is in neutral throttle lever vertical...

Page 27: ...he drain switch to the open position and water will flow out by gravity Alternately you can turn on the bilge pump push the ON side of the bilge switch and hold it down When water is remove push the s...

Page 28: ...the kayak will clear the deck below CAUTION do not lower the crane onto the stainless rail observe the allowable clearance and do not exceed it You can now lower the hook until the kayak is in the wa...

Page 29: ...er the large settee cushion in storage compartments Advise San Juan Yachting staff if you plan on using the salon settee as a bed and they will provide additional linens PILOT HOUSE SETTEE CONVERSION...

Page 30: ...5 7 20 30...

Page 31: ...eds to remain on to be able to use battery power through the inverter to power 110 volt circuits located on the center column of breakers It will trip if the AC loads are to high for the inverter 4 Th...

Page 32: ...generator The toggle switch below the meters selects the battery systems The center position is the house battery bank voltage When the voltage drops to approximately 11 8 volts due to low charge or a...

Page 33: ...RTER PANEL and TANK WATCH PANEL NOTE 1 Normally the only switch you will operate on the tank watch panel is on the lower left side labeled MACERATOR Use this switch to dump the waste tank See the inst...

Page 34: ...n t need to run the generator you can push the INVERT button that will allow the inverter to use 12 volt DC and turn it into 110 volt AC that will power the systems on the center column of breakers on...

Page 35: ...calibrated or synchronized You can reset the indicator by pressing the two outside buttons in for 3 seconds Do this only if you are sure the batteries are fully charged as indicated by 13 or more vol...

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