Suzuki DF70A Owner's Manual
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Suzuki DF70A Owner's Manual

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See also: Service Manual , Setup Manual
DF70A
DF80A
DF90A
DF100B
OWNER'S MANUAL
EN
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ENGLISH
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  • Page 1 DF70A DF80A DF90A DF100B OWNER’S MANUAL ENGLISH...
  • Page 2 • Do not hold onto the motor cover or any This symbol appears in various locations on other parts of your outboard motor while your Suzuki product to refer you to important getting on or off your boat. information in the owner’s manual.
  • Page 3 FOREWORD • Never remove the flywheel cover (except for when emergency starting). Thank you for choosing a Suzuki outboard motor. Please read this manual carefully and NOTE: review it from time to time. It contains important Mounting radio transceiver or navigational...

  • Page 4: Table Of Contents

    LOCATION OF SAFETY LABELS ..8 LOCATION OF PARTS....... 10 MOTOR MOUNTING......11 BATTERY INSTALLATION ....11 USE OF ELECTRICAL ACCESSORIES ........13 SUZUKI KEYLESS START SYSTEM (IF EQUIPPED WITH KEYLESS START ..........13 SYSTEM) PROPELLER SELECTION AND INSTALLATION........20 ADJUSTMENT........

  • Page 5: Identification Number Location

    IDENTIFICATION Suzuki recommends that you install a water- separating fuel filter assembly between your NUMBER LOCATION boat’s fuel tank(s) and outboard motor(s). Fuel filtration systems of this type will help prevent The model and identification numbers of your water that may be present in your boat’s fuel outboard motor are stamped on a plate tank(s) from contaminating your motor’s elec-...
  • Page 6 NOTE: NOTICE If you are not satisfied with the operation or fuel economy of your outboard motor when you are Gasoline kept in the fuel tank for long periods using gasoline/alcohol blends, you should of time will produce varnish and gum, which switch back to unleaded gasoline containing no can damage the engine.
  • Page 7 Oil quality is a major contributor to your engine’s performance and life. Always select good quality engine oil. Suzuki recommends the use of SAE 10W-40 or 10W-30 SUZUKI MARINE 4-CYCLE ENGINE OIL. If SUZUKI MARINE 4-CYCLE ENGINE OIL is not available, select a NMMA certified...

  • Page 8: Location Of Safety Labels

    LOCATION OF SAFETY LABELS Read and follow all of the labels on your out- Keep the labels on your outboard motor or fuel board motor or fuel tank. Make sure you under- tank. Do not remove them for any reason. stand all of the labels.

  • Page 10: Location Of Parts

    LOCATION OF PARTS Flush plug Motor cover Power trim and tilt (P.T.T.) switch Pilot water hole (Reverse side) Flush plug Anode Clamp bracket Engine oil drain plug (Reverse side) Anode Anti-cavitation plate Trim tab Gear oil level plug Water intake hole Gear oil drain plug MONITOR-TACHOMETER Power trim and tilt (P.T.T.) switch...

  • Page 11: Motor Mounting

    • Additional electrical loads from the boat will boat’s “Certification Plate”. Contact your require larger capacity batteries. Consult authorized Suzuki marine dealer if you are your Suzuki dealer to determine the proper unable to locate the hull “Certificate Plate”. battery sizing for your boat and engine com- bination.
  • Page 12 Suzuki recommends that you install the termi- • Be sure to attach battery leads correctly. nal cap on the positive battery terminal to pre- •...

  • Page 13: Use Of Electrical Accessories

    Key-fob Keyless control unit NOTE: Please consult with a Suzuki Marine Dealer for the installation of the Keyless Start System. Also refer to the “Keyless Start System Instruc- tion Manual” supplied with the product for detailed operating instructions.
  • Page 14  WARNING NOTICE Radio waves from the keyless control unit The radio waves emitted from the key-fob may may interfere with the operation of electrical cause interference with other wireless com- medical equipment such as pacemakers. Fail- munication devices such as mobile phones ure to take the precautions listed below can and remoter controllers.
  • Page 15 • If the key-fob and the emergency key are lost, immediately contact your authorized Suzuki Marine Dealer. • The key-fob uses a weak radio wave that is...
  • Page 16  CAUTION To replace the key-fob battery: 1. Insert a flat blade screwdriver in the slot of the key-fob and remove the cover. Do not expose Hand Unit to excessive heat such as from sunlight or fire. NOTICE To prevent damage to the key-fob, be careful when replacing the battery.
  • Page 17 SETTING AND/OR CHANGING THE PASS- 3. Insert a flat blade screwdriver into the slot at CODE mark on the cover to remove the bat- tery. By setting a 4-digit passcode, the engine can be started by entering the passcode even if the key-fob battery has run down or the key-fob is lost.
  • Page 18 6. Pull out the emergency stop switch lock NOTE: plate. If the operation in Step (2) is not performed within 60 seconds after performing Step (1), the passcode input operation will be cancelled and the buzzer will sound three (3) times. Example: When entering 7 PUSH PUSH...
  • Page 19 NOTE: (6) Install the lock plate on the emergency stop • If a passcode is not entered during the 10 switch. (7) Turn the main switch to the “ON & OFF” sounds, the process will start over again after position and then release it to the “PUSH briefly turning the switch.

  • Page 20: Propeller Selection And Installation

    The passcode indication will not start if Step (1) is not performed within eight (8) seconds or the Ask your authorized Suzuki marine dealer to operation fails. assist you in selecting a suitable propeller for In this case, turn the main switch to the “ON &...

  • Page 21: Adjustment

    • Trim angle too large (Boat tends to “porpoise”) 1. Coat the propeller shaft splines 1 liberally with Suzuki water resistant grease to help prevent corrosion. 2. Place the stopper 2 on the shaft. • Proper trim angle 3.
  • Page 22  WARNING Make a test run in the boat to determine if the trim angle needs to be adjusted. Adjust the trim angle using the Power Trim and Tilt system. Trim angle greatly affects steering stability. If Refer to the POWER TRIM AND TILT section. the trim angle is too small, the boat may “plow”...
  • Page 23 If the boat tends to veer to starboard, move If idle speed cannot be set within the specified the starboard side. range, contact your authorized Suzuki Marine Dealer. SETTING OF TILT UPPER LIMIT POSITION If the outboard motor contacts the motor well of the boat during full tilt up operation, the upper limit setting should be reset.
  • Page 24 If not equipped with Keyless Start System: 4. Using the throttle only function of the remote Turn the ignition key to the “ON” position. control box, move the warm-up lever upward until the caution buzzer sounds one time. PTT switch 2.

  • Page 25: Caution System

    If the Caution System activates while you are 3. Tighten the bolt. operating your outboard motor, stop the motor as soon as possible and correct the problem or consult your authorized Suzuki marine dealer for assistance. INDICATOR CHECK If equipped with Keyless Start System:...
  • Page 26 “ON” position, the lamp or be broken or a failure may exist in the system buzzer may be broken or a failure may exist in circuit. Consult your authorized Suzuki the system circuit. Consult your authorized marine dealer.
  • Page 27 Over-Revolution Caution then remove the motor cover. System. Check the oil level and add oil if necessary. If Consult your authorized Suzuki marine dealer the oil level is correct, consult your authorized if the Over-Revolution Caution System acti- Suzuki Marine Dealer.
  • Page 28 If INSTALLATION” section of this manual. either of the above situations arises, your authorized Suzuki Marine Dealer must be con- NOTE: sulted as soon as possible. • A marginal battery may have enough power...

  • Page 29: Keyless Start System Caution System (If Equipped With Keyless Start System)

    – The key-fob battery has sufficient capacity. – The correct key-fob has been authenti- cated by the Keyless Start System. • If this caution system activates continuously, contact your authorized Suzuki Maine Dealer.

  • Page 30: Diagnostic System

    The failed system can be identified by the mode • If this caution system activates continuously, of the lamp flashing and buzzer sounding. consult your authorized Suzuki Maine Dealer. NOTE: If equipped with Keyless Start System: This diagnostic code is designed to appear while the Keyless Start System is in ON state.

  • Page 31: Oil Change Reminder System

    OIL CHANGE REMINDER NOTE: If equipped with Keyless Start System: SYSTEM The buzzer sounds for 60 seconds when the Diagnostic System is activated, then it stops This system informs the operator of the time for automatically. replacing engine oil on the basis of the mainte- If not equipped with Keyless Start System: nance schedule.
  • Page 32 • Canceling 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 before canceling the system activation.

  • Page 33: Engine Stalling Caution System

    Keep all persons away from the outboard for water. Or consult your authorized Suzuki motor to help prevent accidental activation of marine dealer.
  • Page 34 TILT BRACKET If not equipped with Keyless Start System: The Tilt Bracket is provided so you can support  WARNING the motor in a tilted position for non-moving engine support. To set the Tilt Bracket: The power trim and tilt (PTT) switch can be 1.

  • Page 35: Inspection Before Boating

    INSPECTION BEFORE NOTICE BOATING Damage can occur if you use the tilt bracket  WARNING other than when the boat is moored or is oth- erwise stationary. Failure to inspect your boat and motor before The tilt bracket relieves pressure from the beginning a trip can be hazardous.
  • Page 36 2. Pull out the oil dipstick and wipe oil off with a To fill the engine oil: clean cloth. 1. Remove the oil filler cap. 2. Fill the recommended engine oil to the upper level. NOTE: If the engine oil is contaminated or discolored, replace with fresh engine oil (Refer to Inspec- tion and maintenance/engine oil section).

  • Page 37: Break-In

    BREAK-IN NOTE: You may throttle up beyond the recommended operating range to plane your boat, then imme- Proper operation during this break-in period will diately reduce the throttle to the recommended help ensure maximum life and performance operating range. from your engine. The following guidelines will explain proper break-in procedures.

  • Page 38: Operation

    BEFORE ATTEMPTING TO START THE OPERATION ENGINE 1. The motor has been lowered into the water. MAIN SWITCH 2. Make sure that the motor fuel hose and the If equipped with Keyless Start System: hose from the boat’s fuel tank are securely Turn the Keyless Start System to ON or OFF attached and clamped.
  • Page 39 5. Make sure the lock plate is in place and NOTE: attach the emergency stop switch cord to a A spare plastic lock plate is provided for tempo- part of your body. rary use only. Remove it from the cord and place it in a safe place on board your boat.
  • Page 40 2. Make sure that the warm-up lever is in the 4. Push the main switch to start the engine. fully closed position. NOTE: By pressing the main switch once, the starter motor turns for 4 seconds continuously until the engine starts. 3.
  • Page 41 5. Warm up the engine for about 5 minutes. 3. Turn the ignition key to the “ON” position. 4. Turn the ignition key to the “START” position. NOTICE After returning the ignition key to “ON” posi- tion from “START” one, starter motor con- tinue to turn for 4 seconds until engine start.
  • Page 42 Suzuki Marine Dealer.  WARNING NOTICE When you use the emergency starting proce-...
  • Page 43  WARNING 2. Remove the motor cover. 3. Loosen the four bolts securing the ring gear cover. Remove the ring gear cover. If you attempt to reinstall the ring gear cover or motor cover after starting the engine you can be injured. Do not attempt to reinstall the ring gear cover or motor cover after starting the engine.
  • Page 44 3. Make sure lock plate 3 is in position. If equipped with Keyless Start System: NOTE: One (1) emergency key is included in the remote control box for the Keyless Start Sys- tem. NOTE: In case of Dual Engine: By carrying out the emergency start operation on either one of the engines, another engine may be started by operating the main switch.
  • Page 45 6. Turn the emergency key to the “ON & OFF” (3) After an 11th long sound, repeat steps 1 and position and hold it until the buzzer sounds. 2 to enter the second, third and fourth pass- Turn the emergency key back to the “PUSH code digits.
  • Page 46 (4) Turn the emergency key to the counterclock- To start the engine: (5) Install the lock plate 3 on the emergency wise within 10 seconds after entering the 4th digit of the passcode. The buzzer emits two stop switch. (2) short sounds when the passcode input is successful, and the engine can then be started.
  • Page 47 NOTE: 4. Turn the emergency key to the “ON & OFF” Starting of another engine of the Dual Engine: position and then release it to the “PUSH Push the main switch to start the engine. START/STOP” position to turn the Keyless Start System to OFF state.
  • Page 48 STOPPING THE ENGINE NOTICE NOTE: When it is necessary to stop the engine in an If you shift gears when the engine is not run- emergency, pull the emergency stop switch lock ning, the shifting mechanism can be dam- plate out of the emergency stop switch by pull- aged.
  • Page 49 5. After stopping the engine, disconnect the PUSH PUSH fuel line from the outboard motor if there is a START START ON & OFF ON & OFF STOP STOP fuel connector.  WARNING If you leave the motor stopped for a long period of time with the fuel line connected, fuel can leak out.
  • Page 50 3. Turn the ignition key to the “OFF” position. NOTE: Always leave the ignition key in the “OFF” To make sure that the emergency stop switch position when the motor is not running, or operates properly, stop the engine occasionally the battery can discharge.
  • Page 51 To monitor engine speed correctly during the increases by 50 r/min. troll mode operation, Suzuki recommends the • When pressing the “DN” switch, one short use of the Suzuki 2-scale Monitor Tachometer. beep sounds engine speed decreases by 50 r/min.
  • Page 52 OPERATION IN SHALLOW WATER NOTICE When operating your boat in shallow water, it may be necessary to tilt the motor higher than If you leave your outboard motor out of the the normal trim angle. When you tilt the motor beyond the normal trim angle, however, you water in freezing temperatures with water still should only operate the boat at slow speeds.

  • Page 53: Motor Removal And Transporting

    MOTOR REMOVAL If it is necessary to remove the outboard motor from your boat, we recommend that you ask your authorized Suzuki Marine Dealer to do the work for you. MOTOR TRANSPORTING When transporting the motor, place the motor either vertically or horizontally.

  • Page 54: Trailering

    TRAILERING  WARNING When trailering your boat with the motor Spilled fuel or fuel vapor can cause a fire and attached, keep the motor in the normal operat- is hazardous to health. ing position unless there is not enough ground clearance.

  • Page 55: Inspection And Maintenance

    INSPECTION AND MAINTENANCE MAINTENANCE SCHEDULE  WARNING It is important to inspect and maintain your out- board motor regularly. Follow the chart below. At each interval, be sure to perform the indi- Exhaust gas contains carbon monoxide, a dangerous gas that is difficult to detect cated service.
  • Page 56 When replacing Be sure to have maintenance performed parts on your outboard motor, Suzuki strongly according to the schedule in the above chart. recommends that you use genuine Suzuki Suzuki recommends that only your authorized parts or their equivalent.
  • Page 57 Use ONLY resistor type spark plugs in your outboard motor. A normally operating spark plug is very light- brown in color. If the standard plug is not suit- able for your operating, consult your authorized Suzuki Marine Dealer.
  • Page 58 Consult your authorized brush or spark plug cleaner, and adjust the gap Suzuki Marine Dealer if it is necessary to according to the following chart: replace them. 0.8 – 0.9 mm...
  • Page 59 Fuel leakage can contribute to an explosion or fire, resulting in serious personal injury. The engine oil temperature may be high Have your authorized Suzuki Marine Dealer enough to burn your fingers when the drain replace the fuel line if there is any evidence of plug is loosened.
  • Page 60 GEAR OIL 7. Check the engine oil level. To check the gear oil level, remove the gear oil level plug 1 and look into the hole. The oil level should be at the bottom edge of the hole. If the oil level is low, add the specified gear oil until the level reaches the bottom edge of the hole.
  • Page 61 If the gear oil has a milky color, it is contami- nated with water. Immediately contact your authorized Suzuki marine dealer for advice. Do not operate your outboard until the oil is changed and the cause of the contamination...
  • Page 62 ANODES AND BONDING WIRES Anodes The motor is protected from exterior corrosion by anodes. These pieces of anodes control electrolysis and prevent corrosion. The anodes will corrode in place of the parts they are pro- tecting. You should periodically inspect each of the anodes and replace them when 2/3 of the metal has corroded away.
  • Page 63 NOTE: large amounts of water. If acid contacts the Consult your authorized Suzuki Marine Dealer eyes or skin, get immediate medical attention. for inspection and replacement of internal anodes attached to the cylinder block/cylinder ...
  • Page 64 4. Remove the nut 1 securing the fuel filter cap 2 in place. LOW PRESSURE FUEL FILTER (DF100B only) The low pressure fuel filter must be replaced by an authorized Suzuki Marine Dealer periodi- cally. Replace low pressure fuel filter at every 400 hours (2 years).  WARNING Gasoline is extremely flammable and toxic.
  • Page 65 Always dispose of a suitable container. excess fuel safely. For questions, consult your authorized Suzuki Marine Dealer. NOTICE If spilled gasoline is just left on painted sur- face, it may cause a stain or discoloration of the surface coating.

  • Page 66: Flushing The Water Passages

    2. Install the flushing attachment 1 so that the ENGINE RUNNING – Vertical position – water intake holes are covered by the rubber Suzuki recommends that you flush the water cups on the attachment. passages by using this method. 3. Connect a garden hose to the flushing...
  • Page 67 ENGINE NOT RUNNING ENGINE NOT RUNNING – Vertical position – – Full tilt up position – 1. Make sure that the motor is stopped. 1. Raise the engine to the full tilt up position. 2. Remove one of the plug A or C from the 2.

  • Page 68: Submerged Motor

    SUBMERGED MOTOR 7. Take the motor to your authorized Suzuki Marine Dealer as soon as possible to be overhauled. A motor that has been accidentally submerged in water must be overhauled as soon as possi- NOTICE ble to prevent corrosion. In the event that your...

  • Page 69: Storage Procedure

    (for example, at the end of the boating sea- supplying water to the cooling system. son), it is recommended that you take your motor to your authorized Suzuki Marine Dealer. Never start the motor without supplying water However, if you choose to prepare the motor for to the cooling system.

  • Page 70: After Storage

    5. Clean the motor and wax the painted sur- If you are not sure about the proper action to faces. correct a problem, consult your Suzuki marine 6. Recharge the battery before installing it. dealer. Starter motor will not operate: •...
  • Page 71 FUSE The Keyless Start System does not turn 1. If equipped with Keyless Start System: ON even when the main switch is oper- Turn the Keyless Start System OFF. ated. The error sound (five short buzzer beeps) is NOT heard: If not equipped with Keyless Start System: (If equipped with Keyless Start System) Turn the ignition key to the “off”...
  • Page 72 Always replace a blown fuse with a fuse of the same type and rating. NOTICE If a new fuse blows in a short time after instal- lation, you may have a major electrical system problem. Consult your SUZUKI marine dealer.

  • Page 73: Specifications

    SPECIFICATIONS Item DF70A DF80A DF90A DF100B Engine Type 4 Stroke Number of Cylinders Bore and Stroke 75.0 × 85.0 mm (2.95 × 3.35 in.) Piston Displacement 1 502 cm (91.6 cu. in.) Maximum output 51.5 kW 58.8 kW 66.2 kW 73.6 kW...

  • Page 74: Chart Of Total Operating Hours Indication

    CHART OF TOTAL OPERATING HOURS INDICATION MONITOR-TACHOMETER Total Needle 1 operating REV-LIMIT lamp 2 flashing * hours indication 0 h- (49 h) 50 h- 500 r/min 60 h- 600 r/min 540 h- 5400 r/min 550 h- 500 r/min 1 time 560 h- 600 r/min 1 time...

  • Page 75: Wiring Diagram

    WIRING DIAGRAM Equpped with keyless start system...
  • Page 76 Not equpped with keyless start system...
  • Page 77 Prepared by September, 2018 Part No. 99011-87L70-054 Printed in Japan © COPYRIGHT SUZUKI MOTOR CORPORATION 2018...

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