THE POWER IS IN THE PUMP!
OWNERS MANUAL
MODELS: 12-S & 12-TD
MODELS: AT-309 TJ-309 SD-309 SD-312
MODEL: J120-AT
Page 1: ...THE POWER IS IN THE PUMP OWNERS MANUAL MODELS 12 S 12 TD MODELS AT 309 TJ 309 SD 309 SD 312 MODEL J120 AT...
Page 2: ...2 DOMINATOR 12 S LEGEND J120 AT TILLER ARM GREASE ZERK THRUST BEARING PACKING GLAND GREASE ZERK BOWL BEARING HAND HOLE COVER...
Page 3: ...3 AMERICAN TURBINE AT 309 HAND HOLE COVER PACKING GLAND GREASE ZERK THRUST BEARING GREASE ZERK BOWL BEARING TILLER ARM...
Page 4: ...4 HAND HOLE COVER SUCTION PIECE GREASE ZERT THRUST BEARING BEARING CAP PACKING GLAND RUDDER REVERSE BUCKET BOWL GREASE ZERT BOWL BEARING TILLER ARM NOZZLE DOMINATOR 12 TD AMERICAN TURBINE TJ 309...
Page 5: ...309 SD 312 SHORT SNOOT HAND HOLE COVER BOAT TRANSOM WATER TUBE INTAKE ADAPTER BEARING HOUSING WEEP HOLE SUCTION PIECE HOSE CONNECTOR GREASE ZERT THRUST BEARING BOWL GREASE ZERT BOWL BEARING REVERSE BU...
Page 6: ...essive power Overpowering a boat can result in serious injury death or boat damage Boater s Responsibilities The operator driver is responsible for the correct and safe operation of the boat and safet...
Page 7: ...bowl bearing 2 Hand Hole Cover Check to make sure that the hand hole cover is tightly fastened 3 Steering Check the steering by rotating the wheel right and left with the engine off and verify that th...
Page 8: ...ightly less than a quarter turn total 8 SD 309 SD 312 Weep Hole Inspection A weep hole is provided to indicate the condition of the mechanical seal Water running out the hole is an indication of a fai...
Page 9: ...f the break in period the packing gland should be inspected and adjusted if necessary With the boat in the water and the engine running tighten the packing gland nuts equally Excessive tightening of t...
Page 10: ...ter turns can be made in a jet drive boat be sure to practice these carefully at lower speeds until you are completely familiar with the handling characteristics of your boat IMPORTANT jet boats will...
Page 11: ...TJ 309 J120 AT The packing gland nuts can be adjusted to alter the compres sion of the packing strips against the shaft The packing must be loose enough to allow for natural expansion Too tight of pa...
Page 12: ...Check the hand hole cover for tightness periodically This should be done on land Do Not Remove The Hand Hole Cover In The Water unless it is Clearly Above The Water Line AT 309 12 S J120 AT 6 Lack of...
Page 13: ...loss of top end speed rarely more than 1 2 mph The maximum rating of the aluminum impeller is 400 BHP and 5000 RPM To achieve maximum top speed Figure 1 must be used To utilize this table it is neces...
Page 14: ...450 250 3450 3600 3700 4300 4500 4800 300 3800 3950 4050 4550 4800 5100 350 4050 4200 4300 4750 5100 5350 400 4250 4400 4500 5050 5300 5600 450 4450 4600 4700 5250 5500 5850 500 4650 4800 4950 5400 57...
Page 15: ...4800 350 4050 4225 4450 4625 4825 5025 400 4250 4425 4625 4850 5025 5300 450 4475 4650 4800 5025 5250 5500 500 4575 4800 5000 5225 5415 5700 550 4725 4950 5175 5400 5600 5900 THESE RPM VALUES MAY VAR...
Page 16: ...0 4100 3825 3575 350 4800 4650 4500 4300 4025 3725 400 5000 4850 4700 4500 4225 3900 450 5200 5050 4900 4675 4375 4075 500 5400 5250 5050 4850 4550 4225 550 5550 5400 5200 5000 4700 4350 THESE RPM VAL...
Page 17: ...r and drowned REMOVE THE IGNITION KEY BEFORE PLACING YOUR HAND INSIDE THE JET DRIVE Do not remove the hand hole cover unless it is clearly above the water line 12 S only 3 Shallow Water Operation When...
Page 18: ...ge for parts or labor American Turbine Inc s liability shall be lim ited to repairing or replacing part found to be defective during the warranty period 5 American Turbine Inc reserves the right to ch...
Page 19: ...d to loss of use loss of time inconvenience cost of returning the defective product to American Turbine Inc travel lodging or damage to personal property 6 Some states do not allow the exclusion or li...
Page 20: ...L STEERING ASSEMBLIES HTR II PART RSK2101 BEST PART BNA1407 TURBINE TRIM PART RA8507 AT DROOP SNOOT PART RA1201 SDR PART SRK2101 DOMINATOR PART RA1703 BERKELEY PART RA1707 JET TRIM PART JTA8507 HTR PA...
Page 21: ...The most important single instrument on the boat when considering performance drop off is the engine tachometer The great thing about jet boats is that the engine RPM s should remain the same through...
Page 22: ...cause the bow to plow The planing surface forward of the transom six to nine feet should be true and flat B High rpm jet unit problem Higher than normal RPM s lack of thrust slipping clutch feel engin...
Page 23: ...Fuel The fuel supply must be adequate for the engine size Racing boats frequently have a fuel pressure gauge which is with the tachometer probably the most important engine instrument Sufficient fuel...
Page 24: ...you will know what is usual with your boat However if you have a new more obvious moan whine especially if it is a very low frequency grumble at idle that increases with engine RPM s then it is likely...
Page 25: ...AMERICAN TURBINE 3692 RIVERSIDE DR CLARKSTON WA 99403 PHONE 509 243 5387 FAX 509 243 5391 INTERNET WWW AMERICANTURBINE COM...
Page 26: ...___________ Size ______________________ 7 Boat Make _______________________________ Model _______________________________________ Length ______ 8 Primary Use Pleasure Commercial Fresh Water Salt Water...
Page 27: ...AMERICAN TURBINE 3692 RIVERSIDE DR CLARKSTON WA 99403 PLACE STAMP HERE...
