Suzuki DF250S Owner'S Manual Download Page 1

99011-93J10-03A

DF250S

Part No. 99011-93J10-03A

September, 2009  Eng. 

TK

Printed in Japan

Keep with boat at all times.

This owner’s manual contains important 

information on safety, operation and 

maintenance.

DF250S

83

300 TAKATSUKA, MINAMI, HAMAMATSU, JAPAN

K10

* 9 9 0 1 1 - 9 3 J 1 0 - 0 3 A *

OWNER’S MANUAL

Summary of Contents for DF250S

Page 1: ...DF250S Keep with boat at all times This owner s manual contains important information on safety operation and maintenance DF250S OWNER S MANUAL...

Page 2: ...cushion in any boat 16 feet or longer fire extin guisher sound signaling device visual distress signals anchor bilge pump bucket compass emergency starter rope extra fuel and oil first aid kit flash...

Page 3: ...review the manual from time to time It contains important infor mation on safety operation and mainte nance PLEASE PRESERVE NATURE Protect and preserve your boating waters and their land access Never...

Page 4: ...M AND TILT 19 TILT LIMITER CAM 19 MANUAL TILTING 20 TILT LEVER 20 INSPECTION BEFORE BOATING 21 BREAK IN 23 OPERATION 24 BEFORE ATTEMPTING TO START THE ENGINE 24 STARTING THE ENGINE 25 SHIFTING AND SPE...

Page 5: ...r mance and may damage your engine and fuel system Gasoline Containing MTBE Unleaded gasoline containing MTBE Methyl Tertiary Butyl Ether may be used in your out board motor if the MTBE content is not...

Page 6: ...gasoline Gasoline kept in the fuel tank for long periods of time will produce varnish and gum which can damage the engine CAUTION Be careful not to spill fuel containing alcohol while refueling Fuels...

Page 7: ...SAFETY LABELS Read and follow all of the labels on your out board motor or fuel tank Make sure you under stand all of the labels Keep the labels on your outboard motor or fuel tank Do not remove them...

Page 8: ...6...

Page 9: ...y stop switch Throttle tension adjuster REMOTE CONTROL BOX Option Power trim and tilt P T T switch Remote control handle Free accelerator button Ignition key Emergency stop switch Engine oil drain plu...

Page 10: ...or damage BATTERY INSTALLATION BATTERY REQUIREMENT Choose a 12 Volt cranking type lead acid bat tery that meets the specifications shown below 850 Marine Cranking Amps MCA ABYC or 670 Cold Cranking Am...

Page 11: ...om the positive terminal Connecting and disconnecting the battery as described above will help minimize the chance of creating an accidental short circuit and sparks WARNING Batteries produce explosiv...

Page 12: ...riously damage the motor while low engine speed at full throttle will adversely affect the performance Your operating load will also affect propeller selec tion Smaller loads generally require larger...

Page 13: ...ropel ler shift into Neutral and remove the emergency stop switch lock plate so that the motor cannot be started acci dentally To protect hands wear gloves and Lock the propeller by placing a block of...

Page 14: ...unit strikes an obstruction This could lead to occu pant injury In addition beyond the maximum trim position the water intake holes may be above the water line resulting in severe engine damage from...

Page 15: ...und for the first two seconds regardless of the motor conditions For the next three seconds the monitor tachometer will indicate the total motor operat ing hours by means of the lamp flashing and need...

Page 16: ...bricat ing oil pressure drops below the correct level If this system activates the red OIL lamp will light and a buzzer will begin a series of beep In addition when this system is activated at 1000 r...

Page 17: ...If you operate the engine with this cau tion system activated severe engine damage can result Do not rely on the caution system to indicate the need to add oil Be sure to periodically check the engine...

Page 18: ...vated when the battery volt age deficiency which could impair your motor s performance occurs If this system activates the red CHECK ENGINE lamp will light and buzzer will begin a series of beep This...

Page 19: ...h diagnostic system activating will be canceled by pushing the ignition key in CAUTION If the diagnostic system activates while you are operating your outboard motor you should consult your authorized...

Page 20: ...g of the system activation is possible regardless of whether or not the engine oil has been replaced Once the system has operated however Suzuki strongly recom mends that the engine oil be replaced be...

Page 21: ...imit maximum tilt position 1 Place the motor in the normal running posi tion 2 Rotate the tilt limiter cam To reduce the amount of tilt move the tab A of cam upward To increase the amount of tilt move...

Page 22: ...weight of the motor TILT LEVER The Tilt Lever is provided so you can support the motor in a tilted position for non moving engine support To set the Tilt Lever 1 Tilt the motor all the way up by pres...

Page 23: ...tion INSPECTION BEFORE BOATING It is important to make sure that your boat and motor are in good condition and that you are properly prepared for an emergency Always perform the following checks befor...

Page 24: ...the oil filler cap 2 Fill with recommended engine oil to the upper level 3 Tighten the oil filler cap securely Check the battery solution level The level should be kept between the MAX and the MIN le...

Page 25: ...educe the throttle to the recommended operating range 2 For the next 1 hour Safe boating conditions permitting operate the engine in gear at 4000 r min or at three quarter throttle Avoid running the e...

Page 26: ...lothing area such as your belt WARNING The emergency stop switch cord should be fastened securely to the operator s wrist or to an appropriate clothing area belt etc In this way in an emergency or if...

Page 27: ...Exhaust gas contains car bon monoxide a gas that is colorless and odorless and can cause death or severe injury Before starting the engine make sure that you have enough fuel and oil to complete your...

Page 28: ...move the con trol handle forward to approximate position A as shown in the illustration To shift into REVERSE squeeze the lock out lever on the control handle and move the con trol handle rearward to...

Page 29: ...ngaged and the boat can start moving suddenly Top mount type NEUTRAL FORWARD REVERSE 35 35 STOPPING THE ENGINE To stop the engine shift into NEUTRAL and turn the ignition key to the OFF position Alway...

Page 30: ...lt system will be unable to cushion the engine if the lower unit strikes an obstruction This could lead to occupant injury In addition beyond the maximum trim position the water intake holes may be ab...

Page 31: ...bracket to a stand by securing two transom bolts Horizontal transport 1 Drain the engine oil Refer to the ENGINE OIL section 2 Drain the gasoline from the vapor separator as follows 1 Remove the motor...

Page 32: ...porting or storing or water may trickle into the power head causing dam age to the engine TRAILERING When trailering your boat with the motor attached keep the motor in the normal operat ing position...

Page 33: ...hat is colorless and odorless and can cause death or severe injury Interval Item to be serviced Initial 20 hrs or 1 month Every 50 hrs or 3 months Every 100 hrs or 6 months Every 200 hrs or 12 months...

Page 34: ...of you and your passengers depends on how well you maintain your outboard motor Follow all inspection and maintenance instructions carefully Do not attempt to perform maintenance on this outboard mot...

Page 35: ...is important that you use ONLY resis tor type spark plugs Non resistor types will interfere with the function of the elec tronic ignition causing misfiring or cause problems with other electronic boat...

Page 36: ...replaced Spark plug gap 0 7 0 8 mm 0 028 0 031 in BREATHER AND FUEL LINE Inspect the breather and fuel line for leaks cracks swelling or other damage If the breather and fuel line are damaged in any w...

Page 37: ...rmed CAUTION The oil should be changed more often when the engine is operated under adverse conditions like extended trolling 5 After draining secure the engine oil drain screw with a new gasket NOTE...

Page 38: ...p and water Launder any clothing or rags if wet with oil GEAR OIL To check the gear oil level adjust the engine to an upright position remove the gear oil level plug 1 and look into the hole The oil l...

Page 39: ...rotating propeller shaft this may damage the propeller shaft oil seal allowing water to enter the gear case causing severe mechanical damage The seal will need to be replaced and the internal gear ca...

Page 40: ...10 Restart the engine and check that there are no leaks around the fuel filter NOTE If any water exists in the fuel filter cup the red ring 7 will float If so remove the cup and drain the water Always...

Page 41: ...ing You should periodically inspect each of the anodes and replace them when 2 3 of the metal has corroded away In certain areas of the country the water is unusually harsh on metal Additional anti c...

Page 42: ...FILTER The engine oil filter must be changed by autho rized Suzuki Marine Dealer periodically Replace engine oil filter with a new one at initial 20 hours 1 month Replace engine oil filter with a new...

Page 43: ...e area and stay clear of all moving parts during this procedure CAUTION Never start the motor without supplying water to the cooling system as water pump damage could result in as little as 15 seconds...

Page 44: ...e applications 3 Turn on the water to obtain a good water flow Flush the engine for about five minutes 4 Turn off the water 5 Remove the hose and connector if used then reinstall the plug into the flu...

Page 45: ...e your authorized Suzuki marine dealer inspect the engine as soon as possible WARNING Keep flames and sparks away from gaso line Dispose of unwanted fuel properly CAUTION If you encounter friction or...

Page 46: ...amage could result from no water supply BATTERY STORAGE 1 When the outboard motor will not be used for a month or longer remove the battery and store it in a cool dark place Do not set battery on conc...

Page 47: ...fore installing it GENERAL INFORMATION WARRANTIES For U S A The warranties covering your outboard motor are explained in a separate Limited Warranty booklet given to you at the time of sale Please rea...

Page 48: ...ge your outboard motor Improper repairs or adjustments may damage the outboard motor instead of fixing it Such damage may not be cov ered under warranty If you are not sure about the proper action con...

Page 49: ...ealer or a qualified mechanic immediately Normal fuse Sub fuse 30A Blown fuse SPECIFICATIONS Power rated in accordance with NMMA procedure Item DF250S Engine Type 4 Stroke Number of Cylinders 6 Bore a...

Page 50: ...When performing cancellation before system activation NOTE This system will activate up to 2100 hour s operation Total operating hours MONITOR TACHOMETER Needle 1 indication REV LIMIT lamp 2 flashing...

Page 51: ...B W Gr Y Bl B W Gr O G B W R B B G R B Gr R Y Gr B Gr Y Gr B W G OIL PRESSURE SWITCH B R B B R W W B B B B B Gr R G R Y Bl Br R Gr VSV Gr Gr R OCV 2 Br W Gr PURGE VALVE IAT SENSOR CYLINDER TEMP SENSOR...

Page 52: ...Prepared by Marine Design Department September 2009 Part No 99011 93J10 03A Printed in Japan COPYRIGHT SUZUKI MOTOR CORPORATION 2009...

Page 53: ...DF250S...

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