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© 2009 Skier’s Choice, Inc.

Failure to adhere to these precautions may result in 
severe injury or death to you and/or others.

Improper operation is extremely dangerous. Operators must 
read and understand all operating manuals  supplied with 
the boat before operation.

Remain seated at all times while boat is in motion.

Never stand or allow passengers to stand while the boat is 
moving.  You or others may be thrown from the boat.

Children in the bow of the boat should be accompanied by 
an adult at all times.

Never operate the boat while under the influence of alcohol 
or drugs.

On-board equipment must always conform to the governing 
federal, state, and local regulations.

Gasoline vapors can explode. Before starting engine, open 
engine box, check engine compartment for gasoline vapors, 
and operate blower for at least fourminutes. 

Run blower below cruising speed.

Leaking fuel is a fire and explosion hazard.  Inspect system 
regularly.  Examine fuel tanks for leaks or  corrosion at least 
annually.

Never override or modify the engine safety shut-off  switch 
or engine neutral starting safety switch in any way.

Never remove or modify components of the fuel system 
in any way except for maintenance by qualified personnel 
Tampering with fuel components may cause a hazardous 
condition.

Never allow any type of spark or open flame on board.  It 
may result in fire or explosion.

It is the owner’s responsibility to check tightness of the 
Rad-A-Cage Tower bolts BEFORE each use.

The Rad-A-Cage Tower is designed to pull a single (1) 
individual.  DO NOT climb or sit on the Rad-A-Cage Tower 
Rope may loop on inverted tricks.  DO NOT sit behind the 
pulling point of the Rad-A-Cage Tower.

General Safety Precautions

To avoid serious personal injury, DO NOT be on or about the 
swim platform while engine is running and keep away from 
rear of boat while engine is running.

To avoid serious personal injury, DO NOT operate engine 
while anyone is on or about the swim platform or in the 
water near the boat.

The tow bar is not designed for vertical extensions. Any 
modifications to the tow bar or its mountings may result in 
damage to the boat and injury to the user.

Rear storage area is located above the gas tank and is 
not designed for ballast.  Weight limit is 150 lbs. equally 
distributed.

The Rad-A-Cage Tower may strike low objects.  Check 
clearance height around docks, shore, overhanging objects, 
bridges and power lines.

Do not pull past 45 degrees of the centerline of the boat.
Failure to follow this rule could result in the boat capsizing.

General Safety Precautions 

(continued)

It is the driver’s responsibility to ensure all passengers are 
seated when boat is underway.

Failure to adhere to these warnings may result in severe 
injury or death to you and/or others.

This boat is a high-performance boat and capable of quick 
and tight turns and changes in direction. It is the driver’s 
responsibility to operate the boat in a manner to ensure the 
safety of all passengers.

Boaters must continuously be aware of weather 
conditions.

Sudden storms, wind, lightning, etc., can unexpectedly put 
boaters in grave danger. Always check the local weather 
report before going boating.

It is the driver’s responsibility to determine if weather or other 
factors have created an unsafe boating environment.

The driver is solely responsible for the consequences of 
their actions.

Summary of Contents for Gravity Edition

Page 1: ...ogo Outback Outback V Moomba Logo Out Mobius LS Mobius LSV and Mobius XLV are registered trademarks of Skier s Choice Inc bius XLV are registere All other product names are copyright and registered tr...

Page 2: ...__________________ Engine Serial Number __________________________________________________________________________ Trailer Serial Number _______________________________________________________________...

Page 3: ...ilable at the time of printing Moomba may discontinue models and equipment or change speci cations and designs without any notice and without incurring obligation This manual contains information abou...

Page 4: ...som Drain Plug and Center Drain Plug Leakage Fuel water lines and connections Check BEFORE running your boat Oil Pressure Refer to Engine Owner s Manual Water Temperature 160 180 degrees for raw water...

Page 5: ...e caution and common sense when operating your boat Don t take unnecessary chances Be certain that all boat passengers are aware of this information and conform to boat safety principles Section II Bo...

Page 6: ...An airway breathing tube A waterproof ashlight A set of local navigation charts Mooring lines and fenders Extra engine oil A tool kit A portable AM FM radio or weather radio VHF handheld marine radio...

Page 7: ...loop on inverted tricks DO NOT sit behind the pulling point of the Rad A Cage Tower General Safety Precautions To avoid serious personal injury DO NOT be on or about the swim platform while engine is...

Page 8: ...Skiing Safety Skiers are obligated to be as aware of the fundamental safety rules as well as the boat operator If you are new to water skiing seek certi ed training before starting You will nd it espe...

Page 9: ...e boat and do not sit on the sundeck while the boat is in motion See examples below of proper sitting positions The driver must be aware of all passenger s locations and positions and passengers must...

Page 10: ...atedon the transom must be included for warning decal requests Skier s Choice Inc reserves the right to change warning labels without noti cation or incurring obligation For a copy of the most current...

Page 11: ...locatedon the transom must be included for warning decal requests Skier s Choice Inc reserves the right to change warning labels without noti cation or incurring obligation For a copy of the most curr...

Page 12: ...12 2009 Skier s Choice Inc Notes...

Page 13: ...ooking appliances consume oxygen This can cause asphyxiation or death Maintain open ventilation Liquid fuel may ignite causing severe burns Use fuel appropriate for type of stove Turn o stove burner b...

Page 14: ...mediately switch on bilge pumps Assign crew to operate manual pumps if needed If boat is taking on water have someone take the helm while you manage damage control Slow or stop to minimize in ow Howev...

Page 15: ...m Position indicating radio beacon Morse Code SOS 3 short 3 long 3 short sounded by any means Fog horn sounded continuously Carbon Monoxide Carbon monoxide is an odorless colorless extremely toxic gas...

Page 16: ...16 2009 Skier s Choice Inc Notes...

Page 17: ...and on vessel Slow down or change directions brie y and pass behind the other vessel You should always move in such a way that the stand on operator can see what you are doing This rule is called Rule...

Page 18: ...s Fishing vessels have the right of way regardless of position These vessels however cannot impede the passage of other vessels in narrow channels Sailing vessels should normally be given the right of...

Page 19: ...19 2009 Skier s Choice Inc...

Page 20: ...20 2009 Skier s Choice Inc Notes...

Page 21: ...3 600 lbs 1 633KG Capacity Passenger 10 Capacity Weight 1 400 lbs 635KG Capacity Fuel 28 gals 106L Standard Power 325 HP V 8 5 7L Outback V Length without Platform 20 6 10M Length with Platform 22 6 7...

Page 22: ...senger 13 Capacity Weight 1 800 lbs 816KG Capacity Fuel 40 gals 151L Standard Power 325 HP V 8 5 7L Speci cations Mobius LS Length without Platform 21 6 6 55M Length with Platform 23 6 7 16M Length wi...

Page 23: ...Weight 2 300 lbs 1 043KG Capacity Fuel 52 gals 197L Standard Power 325 HP V 8 5 7L Speci cations Mobius XLV Speci cations Gravity Games Edition Length without Platform 23 7 01M Length with Platform 25...

Page 24: ...24 2009 Skier s Choice Inc Notes...

Page 25: ...During the rst 50 to 100 hours an engine can use more oil than usual Maintain oil at a proper level at all times do not over ll Monitor transmission uid levels Report abnormal noises or vibrations to...

Page 26: ...oundeach boat If your new cover does not seem to be snug a shrinkage allowance has been sized in Use the following procedure when covering the boat Be sure that the cover ts snugly at the bow then unf...

Page 27: ...Ignition Key to Start Position and operate the starter for no more than 15 seconds at a time until the engine starts When the engine starts back o the throttle and allow the engine to establish a good...

Page 28: ...rolsboththethrottleandthetransmission The idle position normally vertical is the zero throttle position and the neutral position for the transmission A safety ring umbrella keeps the lever from being...

Page 29: ...abilizer to reduce gumming or tank sludge Sparks while fueling could cause an explosion Before Fueling 1 Turn o engine 2 Turn o ignition 3 Extinguish cigarettes or any open ame While Fueling Keephosen...

Page 30: ...30 2009 Skier s Choice Inc Notes...

Page 31: ...Panel Controls Slalom Course Speeds Times are from start gate to end gate Moomba Dash Blank Gauge The Moomba dash has extra slots for gauges foraccessories Ifyouaddoptionsinthefuture that have a 2 inc...

Page 32: ...perating speed of the motor s shaft output and may be used as an alternative to speedometer if weight and water conditions permit DO NOT exceed the recommended RPM during break in and normal operation...

Page 33: ...for the voltmeter needle to fall when starting the engine Normal range is 12 to 14 volts Thisgaugeindicatestheapproximatequantityoffuelremaining in the tank when the ignition switch is in the ON posit...

Page 34: ...he alarm and down arrow icons will blink for ve seconds Then the display will return to normal operating mode with the alarm and down arrow icons displayed When triggered an audible alarm sounds for t...

Page 35: ...lean all corrosion from the fuse housing or replace the fuse holder assembly if necessary Instrument Does Not Turn On continued Check the power cable connection Be sure that the unit is connected to a...

Page 36: ...tem will engage at the idle RPM Adjusting The Boat Speed Thespeedoftheboatcanbeadjustedfasterbypressingand holding the side of the momentary rocker switch which willincreasetheengineRPMsrelativetothet...

Page 37: ...s optional stereo etc NOTICE If any lights bilge stereo courtesy lights or accessories fail to operate press the appropriate circuit breaker located under the switch ACCESSORY SWITCH 3 POSITIONS The A...

Page 38: ...l to operate press the appropriate circuit breaker located under the switch MOBIUS PACKAGE Switch con guration may vary slightly based on options If you have any questions regarding operation please c...

Page 39: ...More Blasts Danger Signal 1 OVERTAKING PASSING Boat being passed has the right of way KEEP CLEAR 2 MEETING HEAD ON Keep to the right 3 CROSSING Boat on the right has the right of way slow down and pe...

Page 40: ...e switch If the clip is removed from the switch the engine will not run Avoid serious injury or death Attach Safety Lanyard to driver prior to operating the boat Safety Lanyard Engine Shut O Switch Ch...

Page 41: ...rain hose on bottom and that all ttings are installed securely The bags should not be twisted and the bags should be free to expand and drain completely Care should be taken to prevent sharp objects f...

Page 42: ...se at speeds above 25 mph Empty ballast before trailering the boat DO NOT trailer boat with ballast full The Gravity 1 Ballast System utilizes a manifold and a solenoid valve to independently ll each...

Page 43: ...and punctures to the bags are not warrantable EachGravityBallastSystemalsoincludesamanualshuto valve in case of emergencies If closed the valve will prevent any water from entering the system and is...

Page 44: ...e Action Correction 2 3 5 1 Mobius LS Gravity III These boats have an optional split rear tank which allows for adjustment in weight from port or starboard Mobius LS Gravity II These boats have a doub...

Page 45: ...n IX Equipment Options Ignition Keys Two ignition keys are provided with the boat Key entry into the ignition may sometimes be di cult due to the rubber boot protector Please do not unduly force the k...

Page 46: ...ion Release the lever then check to feel the seat lock into place After adjusting the seat be sure that it has locked into place by pushing forward and backward until it has securely latched DO NOT at...

Page 47: ...ed on the port side of the interior under the observer s seat Refer to label instructions for use The use of pylon extensions can severely effect the overall handling of the boat Follow pylon extensio...

Page 48: ...ded correctly TheRad A Cageisdesignedtopullsingle 1 wakeboarder trick skier or kneeboarder Style 2 To Lower Cage for Storage Remove the four hand knobs from the top of the rear leg While holding the t...

Page 49: ...ough the rear light receptacle is installed If you would like a rear 360 pole light so you may operate your boat after dark with the tower removed you may purchase one through your dealer DONOTpullski...

Page 50: ...ss deck can become slippery when wet Shut Engine OFF when people are on the platform or in the water near the platform Exhaust fumes contain carbon monoxide Direct or prolonged exposure to carbon mono...

Page 51: ...boat in neutral Shut o the engine when people are on the platform or in the water near the platform to avoid injury from the prop rotation NOTE Under no circumstances should a propeller which allows...

Page 52: ...e inside of the observer s seat storage compartment NOTE It is recommended that the battery cables be disconnected from the battery when the boat is placed in storage Refer to Battery Cable Installati...

Page 53: ...e amount of fuel required for fill up may not exactly correspond to the gauge Thegaugeneedlemaynotmoveawayfrom FULLuntilsome time after ll up The gauge needle may move during turns stops and accelerat...

Page 54: ...t to release the locking mechanism Optional Bimini Top The bimini top is designed as a sunshade Please see the mooring cover section for instructions on cleaning and caring for your bimini top When op...

Page 55: ...water into the bilge Be sure to thoroughly clean the cooler and allow it to dry after each use to prevent mold and mildew NOTE DamagefrommildewandmoldISNOTcoveredunder your boat warranty Optional Sat...

Page 56: ...set at 80 for unweighted boats and 180 for weighted boats The NN which determines how many speed samples are taken before it will make an adjustment is accessed by pressing the MENU button once the K...

Page 57: ...ntake to ush brackish or salt water out of your engine To use the FreshWaterFlush simplyattachagardenhosetothevalve Turn onthewatertothevalve Starttheengine Monitortheexhaust ports on the transom of y...

Page 58: ...m NOTE Tower lights are not to be used as running lights at night USCG regulations mandate that a boat under power after sunset must display a 360 degree white light and a red green bow light It is il...

Page 59: ...heswimplatform while the engine is running or the boat is in motion The Jump Seat option is a small extra seat which can be placed in the walk thru area to give more seating It must be used in an area...

Page 60: ...s a lter for the engine cooling water It is recommended for boats that are going to be operated in weedy conditions or other areas where debris could clog the engine It consists of a stainless steel m...

Page 61: ...ries When this happens the LED light on Voltage Sensitive Relay comes on Inposition 2 thesensedbatteryistheaccessorybattery We do not recommend using this position since it can cause the starting batt...

Page 62: ...62 2009 Skier s Choice Inc Notes...

Page 63: ...e supplied by an authorized Moomba dealer NOTE You are responsible for keeping records of all maintenance on your boat To maintain your new boat warranty you may be asked to show that required mainten...

Page 64: ...cally and always before storage If your boat is regularly operated in salt water it should be equipped with the optional salt water package Salt Water Cooling System The optional cooling system for us...

Page 65: ...sult in serious engine damage Report any problem to your dealer as soon as possible and do not operate engine until corrected Engine Oil The engine crankcase oil should be selected to deliver the high...

Page 66: ...ick Wipe uid clean from dipstick and replace Remove dipstick and note level indicated by the upper and lower marks If required add uid to bring the level to the upper mark Transmission Use only Dextro...

Page 67: ...ck and replace Remove dipstick and note level indicated by the upper and lower marks If required add uid to bring the level to the upper mark Moving propeller will cause injury Propeller may rotate wi...

Page 68: ...ow electrical draw down cycle Your Moomba electrical system is negative ground The negative battery cable is grounded on the engine block The positive battery cable is connected to the starter solenoi...

Page 69: ...e solvents to clean your boat nish Rub Rail Care Use a sponge or other soft material to wash and wax the rub rail To wax use a commercial automotive bumper wax NOTE When tying up to a dock or another...

Page 70: ...mineral oil should be applied Oil should be applied three to four times per year If teak has been allowed to become gray and dry sand with ne grit paper and reapply teak oil Foreign Deposits Damage c...

Page 71: ...hen thoroughly dry replace cushions and close storage areas Top off fuel tank to prevent any condensation from accumulatinginthefuelsystem Useacommerciallyavailable fuel stabilizer to remove water and...

Page 72: ...hout jerking to avoid damage to the lifting eyes Useaclevisinsertedthroughtheliftingeyesinceahookmay damage the lifting eye edges CORRECT HOISTING Use only a proper sized sling in the designated lifti...

Page 73: ...produced during normal battery operation or charging Sparks or ames can cause this mixture to ignite and explode if it comes near the vent openings Sulfuric acid in the battery can cause serious burn...

Page 74: ...r ATM Breaker 60 Amp 5 Amp 10 Amp 10 Amp 10 Amp Type Size Battery Connection Amp Harness 5 Channel Amp Harness 4 Channel Amp Harness 2 Channel ANL MAX ATO 100 Amp 30 Amp 40 Amp Back of Engine Fuel Pum...

Page 75: ...eoftowing3 500 6 000 lbs depending on the model Read the trailer towing section of your vehicle owner s manual before towing your trailer All Moomba trailers require a 2 ball and a ve 5 pin marine gra...

Page 76: ...ler using as little power as possible keeping it centered between the guide poles NOTE DO NOT Power onto the trailer during rough conditions Whencorrectlypositionedonthetrailerturno ignition Usethe Ho...

Page 77: ...Inc Whenpullingtheboatontothetrailer besurethatitiscentered on the trailer Trailer Alignment The distance between the boat and the wheel runner board should be about equal on both sides CORRECT ALIGNM...

Page 78: ...es give the trailer more stopping power Aluminum Step Plate The optional aluminum step plate gives the trailer a durable long lasting nonskid surface on the trailer steps Aluminum Wheels The optional...

Page 79: ...ter than the traditional lights NOTE Vehicleswithtrailerlightmonitorsmaynotfunction properlywithLEDlightsduetothelowresistanceoftheLED lights Aftermarket resistor packages are available which allow th...

Page 80: ...80 2009 Skier s Choice Inc Notes...

Page 81: ...are of the defect Noti cation of a claim or defect must be properly made directly to an Authorized Moomba Facility who subsequently must submit the claim information to Skier s Choice Inc at 1717 Henr...

Page 82: ...nce impropermaintenance impact misuse negligence collision delay in repair improper hoisting or cradling of the boat Any and all consequential damages including but not limitedto costsincurredforhaul...

Page 83: ...ustomer Service Representative to take additional action the problem is still not resolved to your satisfaction the President of Skier s Choice Inc will personally review the problem and make a determ...

Page 84: ...84 2009 Skier s Choice Inc Notes...

Page 85: ...a 73 Engine Hour Gauge 32 Engine Hours 32 Engine Warm Up 27 EZ Cruise 36 F Fiberglass Care 69 Filling Fuel Tank 29 Fire Extinguisher 47 Fire Suppression System 59 Fresh Water Flush 57 Foreign Material...

Page 86: ...kwood Care 70 Temperature Gauge 33 Throttle Lever 28 Tilt Steering 39 Tonneau Cover Optional 58 Tower Pole Light 49 Tower Speakers Optional 56 Tower Speakers Light Bar 58 Trailer 75 Boat Hook Up 75 Lo...

Page 87: ...87 2009 Skier s Choice Inc 1 1 1 1 1 4 1 6 1 1 2 1 1 1 1 1 1 1 1 1 1 1 1 1 3 1 0 0 1 1 4 6 5 Water Sports Industry Association 7 7 7 7 7 7 7 7 7 Watersports Responsibility Code...

Page 88: ...88 2009 Skier s Choice Inc Notes...

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