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Here’s Outboard Motor, consult an This manual covers operation and what they mean: authorized TOHATSU Outboard maintenance of the TOHATSU Motor dealer. BFT75A/90A Outboard Motor. All information in this publication is Indicates serious injury or death...
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This Owner’s Manual is using the FRAME SERIAL NUMBER ENGINE SERIAL NUMBER following type names when it describes the operations special to a type. Remote control (optional equipment) type: R type Tiller handle (optional equipment) type: H type Power trim/tilt type: T type The remote control type is classified into the following three categories...
If any fuel is spilled make sure that the area is dry before starting the engine. • TOHATSU outboard motor is designed to give safe and • Gasoline is harmful or fatal if dependable service if swallowed.
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SAFETY • Know how to stop the engine • Stop the engine immediately if quickly in case of emergency. anyone falls overboard. Understand the use of all controls. • Do not run the engine while the • Do not exceed the boat boat is near anyone in the water.
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SAFETY Fire and Burn Hazards The engine and exhaust system Carbon Monoxide Poisoning Gasoline is extremely flammable, and become very hot during operation and Hazard gasoline vapor can explode. Use remain hot for a while after Exhaust contains poisonous carbon extreme care when handling gasoline.
They warn you of potential hazards that can cause serious injury. Read the labels and safety notes and precautions described in this manual carefully. If a label comes off or becomes hard to read, contact your TOHATSU outboard motor dealer for a replacement. READ OWNER'S MANUAL...
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SAFETY LABEL LOCATIONS CE mark location [U type only] CE MARK (1) Model name (2) Engine family name (3) Year code (4) Rated power (5) Dry mass (weight) (with propeller, without battery cable) (6) Country of manufacture (7) Frame number (8) Manufacturer and address (9) Name and address of authorized representative...
3. COMPONENT IDENTIFICATION [R (Remote Control) type] OIL FILLER CAP ENGINE COVER ENGINE COVER OIL LEVEL DIPSTICK FIXING LEVER (front) NMEA INTERFACE ENGINE COVER COUPLER FIXING LEVER (rear) POWER TILT SWITCH TILT LOCK LEVER IDLE PORT FLUSH PORT COOLING STERN CONNECTOR WATER BRACKET...
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COMPONENT IDENTIFICATION REMOTE CONTROL BOX (equipped type or optional equipment) SIDE-MOUNTTYPE (R1 type) PANEL-MOUNTTYPE (R2 type) REMOTE CONTROL LEVER REMOTE CONTROL LEVER NEUTRAL RELEASE LEVER POWER TRIM/ TILT SWITCH NEUTRAL RELEASE INDICATORS (Oil pressure, Overheat, LEVER SPARE EMERGENCY ACG, PGM-FI) STOP SWITCH CLIP FAST IDLE LEVER...
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COMPONENT IDENTIFICATION TOP-MOUNT TYPE (R3 type) (SINGLE OUTBOARD MOTOR TYPE) (DUAL OUTBOARD MOTOR TYPE) REMOTE CONTROL LEVER REMOTE CONTROL LEVERS POWER TRIM/TILT SWITCH (RIGHT) R3 type: POWER TRIM/TILT POWER TRIM/ SWITCH (LEFT) SPARE EMERGENCY TILT SWITCH STOP SWITCH CLIP Store the spare emergency stop switch clip in the tool bag.
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COMPONENT IDENTIFICATION [H (Tiller Handle) type] OIL FILLER CAP ENGINE COVER ENGINE COVER OIL LEVEL DIPSTICK FIXING LEVER NMEA (front) INTERFACE COUPLER ENGINE COVER FIXING LEVER (rear) POWER TILT SWITCH (T type) TILT LOCK TILLER HANDLE IDLE PORT LEVER (optional equipment) COOLING FLUSH PORT STERN BRACKET...
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COMPONENT IDENTIFICATION [Common] FUEL GAUGE FUEL TANK (equipped type) FUEL FILLER CAP FUEL TANK FUEL FILLER CAP TUBE ASSEMBLY VENT KNOB (equipped type) FUEL LINE JOINT (outboard motor side) PRIMING BULB...
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COMPONENT IDENTIFICATION FUEL TUBE ASSEMBLY FUEL LINE JOINT (equipped type) (fuel tank side) PRIMING BULB FUEL LINE JOINT (outboard motor side)
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COMPONENT IDENTIFICATION TRL (Trolling) CONTROL SWITCH PANEL TACHOMETER (Optional equipment) TRIM METER (Optional equipment) (Optional equipment: R type) TRL (Trolling) CONTROL SWITCH...
4. CONTROLS AND FEATURES (H type) Engine Switch (Ignition Switch) Shift Lever NEUTRAL NEUTRAL FORWARD START REVERSE SHIFT SHIFT LEVER LEVER ENGINE SWITCH (IGNITION SWITCH) FORWARD REVERSE START NEUTRAL NEUTRAL Use the shift lever to run the boat in This tiller handle is equipped with an forward or reverse gear, or to cut off automotive type ignition switch.
CONTROLS AND FEATURES (H type) Throttle Grip Throttle Friction Adjuster THROTTLE THROTTLE FRICTION ADJUSTER INDICATOR RELEASE THROTTLE GRIP FAST SLOW THROTTLE GRIP START Turn the grip clockwise or The curve on the grip indicates the The throttle friction adjuster adjusts counterclockwise to adjust the engine engine speed.
CONTROLS AND FEATURES (H type) Steering Friction Adjusting Knob STEERING FRICTION ADJUSTING KNOB To increase friction To decrease friction SPARE EMERGENCY STOP SWITCH CLIP The engine does not start unless the emergency stop switch clip is set on the emergency stop switch. Store the spare emergency stop Use the steering friction adjusting switch clip in the tool bag.
CONTROLS AND FEATURES (R type) Remote Control Lever (R1 type) NEUTRAL 30° 30° REMOTE CONTROL LEVER FORWARD REVERSE NEUTRAL RELEASE LEVER SHIFT SHIFT FORWARD MINIMUM MINIMUM NEUTRAL THROTTLE OPENING THROTTLE OPENING REVERSE MAXIMUM MAXIMUM REMOTE CONTROL LEVER Shifting gear into forward, reverse, or FORWARD: REVERSE: neutral and the engine speed...
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CONTROLS AND FEATURES (R type) Remote Control Lever (R2 type) NEUTRAL 35° 35° REMOTE CONTROL LEVER REVERSE FORWARD NEUTRAL RELEASE LEVER SHIFT SHIFT FORWARD MINIMUM THROTTLE OPENING MINIMUM THROTTLE OPENING MAXIMUM NEUTRAL MAXIMUM REVERSE REMOTE CONTROL LEVER Shifting gear into forward, reverse, or FORWARD: REVERSE: Moving the lever to the FORWARD...
CONTROLS AND FEATURES (R type) Remote Control Lever (R3 type) (SINGLE TYPE) (DUAL TYPE) FORWARD NEUTRAL REMOTE CONTROL LEVER NEUTRAL 35° 35° FORWARD REVERSE FORWARD SHIFT SHIFT THROTTLE THROTTLE OPENING OPENING NEUTRAL MINIMUM MINIMUM MAXIMUM REVERSE MAXIMUM REVERSE REMOTE CONTROL LEVERS REMOTE CONTROL LEVER Shifting gear into forward, reverse, or FORWARD:...
CONTROLS AND FEATURES (R type) Neutral Release Lever Engine Switch (Ignition Switch) (R2, R3 types) START (R1 type) (R1 type) START REMOTE CONTROL LEVER ENGINE SWITCH NEUTRAL RELEASE LEVER START (R2 type) ENGINE SWITCH REMOTE CONTROL LEVER This remote control is equipped with an automotive type ignition switch.
CONTROLS AND FEATURES (R type) Fast Idle Lever (R1 type)/Fast Idle < Fast Idle Lever> <Fast Idle Button> Button (R2, R3 types) (R1 type) (R2 type) REMOTE CONTROL LEVER NEUTRAL The fast idle lever/fast idle button is FORWARD only needed for starting carbureted REVERSE NEUTRAL MAXIMUM...
CONTROLS AND FEATURES (R type) (R1 type) Spare Emergency Stop Switch Clip EMERGENCY (R1 type) If the emergency stop switch STOP SWITCH lanyard is not set, the boat might run out of control when the operator, for example, falls overboard and is not able to STOP operate the outboard motor.
CONTROLS AND FEATURES (R type) TRL (Trolling) Control Switch Panel (optional equipment) TRL (Trolling) CONTROL SWITCH The engine speed can be adjusted with the trolling control switch when in trolling mode. If you press and hold the TRL control switch while cruising with the throttle closed, the mode changes to trolling mode.
CONTROLS AND FEATURES (T type) Power Trim/Tilt Switch (H type) (R3 type) (SINGLE TYPE) Power Trim POWER TRIM/ Press the power trim/tilt switch to TILT SWITCH adjust the outboard motor trim angle of – 4° to 16° to maintain proper boat REMOTE CONTROL trim.
CONTROLS AND FEATURES (T type) Trim Meter Power Tilt Switch (equipped type or optional (outboard motor pan) equipment) 68° 12° TILT ANGLE 0° - 4° 16° 0° TRIM ANGLE POWER TILT SWITCH (VERTICAL LINE) TRIM METER (when transom angle is 12°) The power tilt switch located on the Power Tilt The trim meter has a range of –...
CONTROLS AND FEATURES (T type) Manual Relief Valve After tilting the outboard motor, turn the manual relief valve clockwise POWER MANUAL securely. (To fix) (To release) Check that no person is under the outboard motor before carrying out this operation because if the manual relief valve is loosened (turned counterclockwise) when the outboard motor is tilted up, the...
CONTROLS AND FEATURES (Common) Tilt Lock Lever Oil Pressure Indicator/Buzzer (R1 type) OIL PRESSURE The oil pressure indicator turns off INDICATOR and the buzzer sounds when the oil level is low and/or the engine lubrication system is faulty. The engine speed slows down (GREEN) FREE gradually this time.
CONTROLS AND FEATURES (Common) Overheat Indicator/Buzzer (R1 type) OVERHEAT The overheat indicator turns on and INDICATOR the buzzer sounds when the engine cooling circuit is faulty. The engine speed slows down this time. (RED) (H type) OVERHEAT INDICATOR BUZZER (RED) (R2, R3 types) OVERHEAT INDICATOR...
CONTROLS AND FEATURES (Common) ACG Indicator/Buzzer (R1 type) The ACG indicator turns on and the INDICATOR buzzer sounds when the charging system is faulty. (H type) (RED) ACG INDICATOR (RED) BUZZER (R2, R3 types) INDICATOR (internal organs the buzzer) (RED) BUZZER...
CONTROLS AND FEATURES (Common) PGM-FI Indicator/Buzzer (R1 type) Water Separator Buzzer PGM-FI The PGM-FI indicator turns on and The water separator buzzer sounds INDICATOR the buzzer sounds when the engine when water has accumulated in the control system is faulty. water separator.
CONTROLS AND FEATURES (Common) Trim Tab Anode GEAR CASE GROMMET ANODE ANODE (each side) (stern bracket) TRIM TAB TIGHTENING BOLT The anode metal is a sacrificed metal If the steering wheel/handle is pulled which protects the outboard motor to the side while running at full from corrosion.
CONTROLS AND FEATURES (Common) Cooling Water Intake Port Cooling Water Check Hole COOLING WATER CHECK HOLE COOLING WATER INTAKE PORT The cooling water is checked here to (each side) see whether it is circulating inside the engine properly. After starting the engine, check at the cooling water check hole whether the The engine cooling water is drawn cooling water is circulating through...
CONTROLS AND FEATURES (Common) Engine Cover Fixing Lever Tachometer Fuel Filler Cap (equipped type) (Front/Rear) (equipped type or optional (with vent knob) equipment) FUEL FILLER CAP VENT KNOB ENGINE COVER FIXING LEVER OPEN (front/rear) FUEL CLOSE FILLER CAP UNLOCK TACHOMETER The tachometer shows the engine speed in revolutions per minute.
CONTROLS AND FEATURES (Common) Fuel Gauge Fuel Line Connector And Joint The fuel line connector and joint are (equipped type) used to connect the fuel line between the fuel tank and the separate FUEL LINE CONNECTOR FUEL GAUGE outboard motor. (fuel tank side) HOSE PLUG The fuel gauge indicates the fuel level...
CONTROLS AND FEATURES (Common) NMEA Interface Coupler Operating Hour Notification Periodic maintenance is required System when either the operating hours or the NMEA INTERFACE time since last maintenance reaches COUPLER This outboard motor engine counts the prescribed limit. Therefore, the number of operating hours since periodic maintenance may be the last periodic maintenance.
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CONTROLS AND FEATURES (Common) <Operating hour notification timing> NMEA2000-compatible display: • Follow instructions for the display. • If the display allows selection of notification to be preset, select “Notify” (or equivalent). Every 100 hours • Turn on the power supply to the display before turning on the 80 hours 100 hours...
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CONTROLS AND FEATURES (Common) When “Periodic Maintenance” is indicated: 1. Have the periodic maintenance performed without delay after returning to port. 2. Reset the hour counter. If not reset, the maintenance indication will remain in the display, and the hour count until the next maintenance will be in error.
We recommend that the outboard motor be installed by an authorized TOHATSU outboard motor dealer. Consult the authorized TOHATSU dealer in your area for the Y-OP (User Type: T (Outboard Motor...
INSTALLATION Location Installation Height IDLE PORT BOAT TRANSOM HEIGHT 150 mm (5.9 in) or more ± 25 mm ( ± 1 in) WATER LEVEL FULLY CENTER LINE TRIM/TILT DOWN TRANSOM HEIGHT ANTICAVITATION • The water level must be at least PLATE 100 mm (4 in) above the Install the outboard motor at the...
ENGINE guideline. Torque of the nut can be HANGERS different according to the material of the boat. Consult with an authorized TOHATSU outboard motor dealer. WASHER (8) NUT (8) WASHER (4) Install the outboard motor securely. Loosely mounted outboard motor...
INSTALLATION Outboard Motor Angle Inspection (Cruising) INCORRECT INCORRECT CORRECT CAUSES BOAT TO ‘‘SQUAT’’ CAUSES BOAT TO ‘‘PLOW’’ GIVES MAXIMUM PERFORMANCE Trim angle too small: Incorrect Install the outboard motor at the best The trim angle differs according to causes boat to ‘‘plow.’’ trim angle for stable cruising and the combination of the boat, outboard maximum power.
INSTALLATION Battery Connections • POISON: Electrolyte is poison. Use a battery which has CCA ANTIDOTE: Batteries produce explosive gases: (COLD CRANKING AMPERES) ─ External: Flush thoroughly If ignited, an explosion can cause 582A at – 18°C (0°F) and a reserve with water.
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INSTALLATION • Battery cable extension: (+) TERMINAL Extending the original battery • Be sure to connect the ( + ) side (–) TERMINAL cable will cause the battery battery cable first. When voltage to drop due to the disconnecting the cables, increased length of the cable and disconnect the ( –...
TOP-MOUNT TYPE CONTROL BOX cause unpredictable accident. AND SWITCH PANEL Consult an authorized TOHATSU (FOR SINGLE OUTBOARD MOTOR outboard motor dealer for proper TYPE) installation. SIDE-MOUNT TYPE CONTROL BOX The control box is available in three types as shown.
INSTALLATION <Remote Control Box Location> <Remote Control Cable Length> Do not bend the remote control REMOTE CONTROL LEVER cable as sharp as its route diameter REMOTE REMOTE is 300 mm (11.8 in) or less, or it CONTROL CONTROL BOX CABLES affects the service life of the cable and the remote control lever operation.
Use of the correct propeller assures powerful acceleration, top speed, excellency in terms of economy and cruising comfort, and it assures longer engine life as well. Consult with your authorized TOHATSU outboard motor dealer for proper propeller selection.
6. PRE-OPERATION CHECKS BFT75A/90A is 4-stroke, water Engine Cover Removal/Installation Engine Oil cooled outboard motor which uses unleaded gasoline for fuel (see page • Engine oil is a major factor 59). It also requires the engine oil. affecting engine performance Check the following before operating and service life.
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PRE-OPERATION CHECKS SAE 10W-30 is recommended for <Inspection and Refilling> 1. Position the outboard motor general use. vertically, and remove the engine UPPER cover. LEVEL 2. Remove the oil level dipstick and MARK wipe with a clean rag. LOWER 3. Reinsert the dipstick all the way in, LEVEL MARK then pull it out and read the level.
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PRE-OPERATION CHECKS When you check the oil level with the dipstick, you might notice the engine oil Oil filler cap removal (Unlock): appears milky or the oil level has increased. If you notice either condition, change the engine oil. See the following table for an explanation of these conditions.
PRE-OPERATION CHECKS Oil filler cap installation (Lock): Fuel Fuel tank capacity (separate tank): 1)Insert the oil filler cap into the oil (Fuel Tank equipped type) 25 L (6.6 US gal, 5.5 Imp gal) filler port with the lug being set (Using the fuel tank mounted on horizontally.
• Refuel in a well-ventilated area its octane rating is at least as high as recommended is not covered under with the engine stopped. that recommended by TOHATSU. the warranty. • Do not smoke or allow flames or There are two types of “gasohol”: one •...
Consult an authorized TOHATSU life as well. outboard motor dealer for propeller Consult with your authorized selection. TOHATSU outboard motor dealer for Keep the spare washer, castle nut and proper propeller selection. cotter pin with you on your boat.
PRE-OPERATION CHECKS Tiller Handle Height/Angle HANDLE ANGLE: 13° Adjustment (H type) HANDLE ANGLE: 7° 298 mm The tiller handle height and angle can HANDLE (11.7 in) ANGLE: 21° be adjusted to three positions by HANDLE ANGLE: 7° changing the installation direction of the height adjustment block.
PRE-OPERATION CHECKS Steering Handle Friction (H type) Remote Control Lever Friction (R2 type) STEERING FRICTION (R1 type) ADJUSTING KNOB To increase To increase friction friction To increase friction To decrease friction To decrease CONTROL LEVER friction FRICTION ADJUSTER To decrease friction (R3 type) CONTROL LEVER...
(see page adequate ventilation when consult with an authorized 131). charging. TOHATSU outboard motor dealer for • CHEMICAL HAZARD: Battery cleaning (see page 136). Check that the battery cables are electrolyte contains sulfuric acid. connected securely.
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PRE-OPERATION CHECKS • Keep flames and sparks away, and do not smoke in the area. ANTIDOTE: If electrolyte gets into your eyes, flush thoroughly with warm water for at least 15 minutes and call a physician immediately. • POISON: Electrolyte is poison. ANTIDOTE: ─...
PRE-OPERATION CHECKS Other Checks (5) TOOL KIT (see page 120) Check the following items: The anode (sacrificed metal) helps to Parts/materials which should be (1) The fuel hose for kinking, protect the outboard motor from installed on board: collapsing or a loose connection. corrosion damage;...
7. STARTING THE ENGINE Fuel Line Connection • Be sure that the fuel line is not FUEL HOSE kinked. (outboard BARB motor side) (Fuel Tank equipped type) Gasoline is extremely flammable, FUEL HOSE HOSE PLUG and gasoline vapor can explode, causing serious injury or death.
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STARTING THE ENGINE (Using the fuel tank mounted on FUEL FILLER CAP FUEL LINE CONNECTOR the boat) VENT KNOB (to fuel tank) FUEL TUBE ASSEMBLY OPEN (equipped type) (outboard motor side) FUEL HOSE (tank side) BARB HOSE CLAMP (stainless steel) (fuel tank side) 1.
STARTING THE ENGINE Fuel Priming Be careful not to spill any fuel. ARROW Spilled fuel vapor may ignite. If any fuel is spilled, make sure the OUTLET END area is dry before starting the (outboard engine. motor side) PRIMING BULB Do not touch the priming bulb with the engine running or when tilting up the outboard motor.
STARTING THE ENGINE Starting the Engine (H type) To prevent damage to the outboard EMERGENCY from overheating, never run the STOP SWITCH engine with the propeller out of water. SPARE EMERGENCY STOP SWITCH CLIP 1. Insert the emergency stop switch clip at one end of the emergency Store the spare emergency stop stop switch lanyard into the...
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STARTING THE ENGINE NEUTRAL ENGINE SWITCH KEY THROTTLE GRIP START SHIFT LEVER “ ” MARK START START NEUTRAL 2. Move the shift lever to the 4. Turn the engine switch key to the 3. Align the ‘‘ ’’ mark on the NEUTRAL position.
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STARTING THE ENGINE COOLING WATER • The starter motor consumes a CHECK HOLE large amount of current. Do not therefore run it continuously for more than 5 seconds at a time. If the engine does not start within 5 seconds, wait at least 10 seconds before running the starter motor again.
ON, consult with an authorized TOHATSU outboard To prevent damage to the outboard motor dealer. from overheating, never run the engine with the propeller out of water.
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STARTING THE ENGINE 1. Insert the emergency stop switch REMOTE CONTROL LEVER clip at one end of the emergency SPARE EMERGENCY stop switch lanyard into the NEUTRAL STOP SWITCH CLIP emergency stop switch. Attach the other end of the emergency stop NEUTRAL switch lanyard securely to the operator.
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STARTING THE ENGINE COOLING WATER • The starter motor consumes a CHECK HOLE START large amount of current. Do not therefore run it continuously for more than 5 seconds at a time. If the engine does not start within 5 seconds, wait at least 10 seconds before running the starter motor again.
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1)Check the oil level (see page 56). 2)If the oil level is normal and the oil pressure indicator does not turn ON, consult with an authorized TOHATSU outboard motor dealer.
STARTING THE ENGINE Starting the Engine (R2, R3 types) When the boat is mounted with two The engine does not start unless the outboard motors, perform the clip is set on the emergency stop CONTROL PANEL EMERGENCY following on the right and left switch.
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STARTING THE ENGINE NEUTRAL NEUTRAL START NEUTRAL ENGINE SWITCH KEY NEUTRAL REMOTE CONTROL REMOTE LEVER CONTROL LEVER (R2 type) (R3 type) START 3. Turn the engine switch key to the 2. Set the control lever in the START position and hold it there NEUTRAL position.
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STARTING THE ENGINE COOLING WATER • The starter motor consumes a CHECK HOLE If water does not flow out, or if large amount of current. Do not steam comes out, stop the engine. therefore run it continuously for Check to see if the screen in the more than 5 seconds at a time.
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2)If the oil level is normal and the oil pressure indicator does not turn ON, consult with an authorized Before leaving the dock, check the TOHATSU outboard motor dealer. operation of the emergency stop switch. NORMAL: ON 6. Warm up the engine as follows: ABNORMAL: OFF Above 5°C (41°F) –...
STARTING THE ENGINE Emergency Starting 6 mm WASHER 6 × 25 mm FLANGE BOLT ENGINE COVER FIXING LEVER CLAMP (front/rear) ACG COVER HOOKS CLAMPS CLAMP (on the silencer case) BREATHER TUBE If the starting system does not operate 3. Release the breather tube from the properly for some reasons, the engine Take care not to lose the bolt and four clamps.
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STARTING THE ENGINE (H type) (R2 type) NEUTRAL NEUTRAL NEUTRAL SHIFT LEVER REMOTE CONTROL LEVER NEUTRAL (R1 type) (R3 type) NEUTRAL NEUTRAL NEUTRAL NEUTRAL REMOTE REMOTE CONTROL CONTROL LEVER LEVER 6. Set the shift lever or remote control lever is in the NEUTRAL position. The ‘‘Neutral Starting System’’...
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STARTING THE ENGINE (H type) (R1 type) EMERGENCY STARTER ROPE “ ” MARK THROTTLE GRIP START AC GENERATOR ROTOR KNOT FAST IDLE LEVER START 8. Set the AC generator rotor so the 7. H type: cutouts are on the right and left Align the “...
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STARTING THE ENGINE (R2, R3 types) (H type) EMERGENCY EMERGENCY STOP SWITCH STOP SWITCH STOP STOP EMERGENCY STOP SWITCH CLIP EMERGENCY STOP EMERGENCY STOP SWITCH CLIP SWITCH LANYARD EMERGENCY STOP (R1 type) SWITCH LANYARD 9. Insert the clip at the end of the EMERGENCY STOP SWITCH emergency stop switch lanyard into...
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STARTING THE ENGINE 11. Pull the emergency starter rope (H type) (R2, R3 types) lightly until resistance is felt, then pull briskly. ENGINE SWITCH KEY If the engine fails to start refer to Troubleshooting page 149. Exposed moving parts can cause injury.
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STARTING THE ENGINE 14. After returning to the closest boat landing, contact your closest outboard motor dealer and perform the following. • Have the electrical system checked. • Have your dealer reassemble the parts removed in the emergency starting procedure.
8. OPERATION Break-in Procedure Next 60 minutes: Break-in period: 10 hours Run the outboard motor up to maximum of 4,000 to 5,000 min Break-in operation allows the mating (rpm) or 50% to 80% throttle surfaces of the moving parts to wear opening.
OPERATION Gear Shifting F (FORWARD) R (REVERSE) (H type) THROTTLE GRIP NEUTRAL N (NEUTRAL) REVERSE SHIFT LEVER SLOW FORWARD SLOW The shift lever has 3 positions: FORWARD, NEUTRAL, and REVERSE. 1. Align the pointer on the tiller 2. Move the shift lever to engage the An indicator at the base of the shift handle with the SLOW position on desired gear.
OPERATION Gear Shifting (R1 type) FORWARD REMOTE CONTROL LEVER NEUTRAL NEUTRAL REVERSE NEUTRAL FORWARD MAXIMUM MAXIMUM OPENING OPENING REVERSE Pull up NEUTRAL RELEASE LEVER Moving the control lever further from The control lever will not move approximately 30° will increase unless the neutral release lever is Avoid sharp and abrupt operation throttle opening and boat speed.
OPERATION Gear Shifting REVERSE (R2 type) NEUTRAL FORWARD REMOTE CONTROL LEVER FORWARD NEUTRAL NEUTRAL RELEASE LEVER Pull up REMOTE CONTROL LEVER REVERSE Moving the control lever further from The control lever will not move approximately 35° will increase unless the neutral release lever is Avoid sharp and abrupt operation throttle opening and boat speed.
OPERATION Gear Shifting NEUTRAL (R3 type) FORWARD (SINGLE TYPE) (DUAL TYPE) FORWARD REVERSE NEUTRAL REMOTE CONTROL LEVER REMOTE CONTROL LEVER REVERSE REMOTE CONTROL LEVERS When the boat is mounted with the Moving the control lever(s) further two outboard motors, hold the control from approximately 35°...
OPERATION Steering (R type) STEERING FRICTION (H type) Steer the boat in the same manner as ADJUSTING KNOB an automobile. To increase friction RIGHT TURN LEFT TURN To decrease friction Move the tiller Move the tiller handle to the left. handle to the right.
OPERATION Cruising (H type) POWER TRIM/ TILT SWITCH LOWERMOST POSITION Press the DN (down) of the power trim/tilt switch and tilt the outboard motor to the lowermost position. (T type)
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OPERATION FORWARD • When cruising at full throttle, note THROTTLE FRICTION that the engine speed must be in the ADJUSTER range. • If you feel that the engine speed jumped up when the hull jumped or at ventilation, cruise the boat by returning the throttle to the slow FAST speed side.
OPERATION Cruising (R type) (R1 type) (R2 type) (R3 type) (single type) (dual type) POWER TRIM/ POWER TRIM/ TILT SWITCH TILT SWITCH POWER TRIM/ POWER TRIM/TILT SWITCH (LEFT) (RIGHT) TILT SWITCH LOWERMOST POSITION 1. Press the DN (down) of the power R3 type: 2)With the outboard motors trimmed trim/tilt switch and trim the...
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OPERATION (R1 type) (R2 type) (R3 type) • When cruising at full throttle, note NEUTRAL that the engine speed must be in the REVERSE NEUTRAL NEUTRAL REVERSE range. REVERSE FORWARD • If you feel that the engine speed FORWARD jumped up when the hull jumped or REMOTE at ventilation, cruise the boat by FORWARD...
OPERATION TRL (Trolling) Control Switch DN: Reduce engine speed The throttle may be operated while in (optional equipment: R type) trolling mode. The trolling mode is UP: Increase engine speed cancelled when you reach 3,000 min TRL (Trolling) CONTROL After the engine has warmed up, SWITCH PANEL (rpm).
OPERATION Trimming the Outboard Motor (H type) (R1 type) POWER TRIM/TILT SWITCH POWER TRIM/TILT SWITCH Press UP to raise bow. Press DN to lower bow. REMOTE CONTROL LEVER Press UP to raise bow. 68° (R2 type) 12° Press DN to POWER TRIM/TILT SWITCH TILT lower bow.
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OPERATION (R3 type) POWER TRIM/TILT SWITCH • Improper trim angle results in unstable steering condition. (Single Type) • Do not trim excessively while Press UP to raise bow. cruising through rough waves, or it may cause an accident. • Excessive trim angle can result in Press DN to cavitation and racing of the lower bow.
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OPERATION OUTBOARD MOTOR OUTBOARD MOTOR TRIMMED TOO LOW TRIMMED TOO HIGH OUTBOARD MOTOR TRIMMED CORRECTLY When cruising: (A) Into a high wind, trim the outboard motor down slightly to lower the bow and improve boat stability. (B) With a tail wind, trim the outboard motor up slightly to raise the bow and improve boat stability.
OPERATION Trim Meter BOW TOO LOW DUE TO BOW TOO HIGH DUE TO 1. LOAD IN THE FRONT 1. LOAD IN THE REAR (equipped type or optional 2. OUTBOARD MOTOR TRIMMED 2. OUTBOARD MOTOR TRIMMED equipment) TOO LOW TOO HIGH The trim meter indicates the trim angle of the outboard motor.
OPERATION Tilting the Outboard Motor (R1 type) (R3 type) (T type) (single type) POWER TRIM/TILT SWITCH Tilt the outboard motor to prevent the POWER TRIM/TILT SWITCH propeller and gear case from hitting the bottom when the boat is beached or stopped in shallow water. Please tilt up simultaneously, when you mount the dual type outboard motor.
OPERATION Moorage (T type) TRIM RODS FREE LOCK TILT LOCK LEVER TILT LOCK LEVER Tilt up the outboard motor using the 1. Raise the outboard motor as full as it goes using the power trim/tilt tilt lock lever when mooring the boat. switch.
OPERATION Power Tilt Switch (T type) (R3 type) (DUAL TYPE) POWER TRIM/TILT SWITCH POWER TILT SWITCH (LEFT) (RIGHT) When you are away from the power After tilting down the outboard trim/tilt switch on the control lever motors, adjust the trim angle of the side or the tiller handle side, you can operate the power tilt switch on the right and left outboard motors.
OPERATION Manual Relief Valve (T type) Check that no person is under the outboard motor before carrying out POWER MANUAL this operation because if the manual (To fix) (To release) relief valve is loosened (turned counterclockwise) when the outboard motor is tilted up, the outboard motor will suddenly tilt down.
OPERATION Trim Tab Adjustment GEAR CASE GEAR CASE GROMMET GROMMET RIGHT LEFT TIGHTENING BOLT TIGHTENING BOLT TRIM TAB TRIM TAB The trim tab is provided to adjust for Remove the gear case grommet and If less effort is required to make right “torque steer”...
OPERATION If the engine oil pressure drops and/ Engine Protection System OIL PRESSURE INDICATOR INDICATOR or the engine overheats, either or both <Engine Oil Pressure, Overheat, (GREEN) (RED) warning systems could be activated. Water Contamination, PGM-FI When activated the engine speed will and ACG Warning Systems>...
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OPERATION System INDICATOR LIGHTS BUZZER Oil pressure Overheat PGM-FI CORRESPONDING Symptom (Green) (Red) (Red) (Red) SYSTEM With the engine switch key At starting ON (2 sec) ON (2 sec) ON (2 sec) turned on: ON (2 times) During operation Low oil pressure ON (continuously) Overheat ON (continuously)
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30 seconds, idling for 30 seconds. If the return to the closest boat landing overheat warning system stops and contact your closest authorized after 30 seconds the system is TOHATSU outboard motor dealer. normal.
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WATER SEPARATOR stays activated, stop the engine. Tilt 1. Consult with an authorized up the outboard motor and check TOHATSU outboard motor dealer. the water intakes for 1. Check the water separator for obstructions. If there are no water contamination. If water is...
There are also 2 small sacrificial water. damage. anodes in the water passages of the Correct or service as necessary, by engine block. contacting your authorized TOHATSU outboard motor dealer.
OPERATION Multiple Outboard Motors On boats equipped with more than one outboard motor, all motors normally operate at the same time. If one or more motor(s) is stopped while the other(s) is running, put the stopped motor in “N” (neutral) and tilt it up so its propeller is above the water's surface.
9. STOPPING THE ENGINE Emergency Engine Stop Pull the lanyard of the emergency stop switch and remove the (H type) (R1 type) EMERGENCY emergency stop switch clip from the EMERGENCY STOP SWITCH switch; this will stop the engine. STOP SWITCH It is a good idea to stop the engine with the emergency stop switch STOP...
STOPPING THE ENGINE Normal Engine Stop NEUTRAL ENGINE SWITCH KEY (H type) THROTTLE GRIP SHIFT LEVER SLOW SLOW NEUTRAL 2. Turn the engine switch key to the OFF position to stop the engine. 1. Turn the throttle grip to SLOW position and move the shift lever to In the event that the engine does not NEUTRAL.
STOPPING THE ENGINE (R type) NEUTRAL ENGINE SWITCH NEUTRAL EMERGENCY STOP SWITCH NEUTRAL (R1 type) REMOTE CONTROL LEVER (R2 type) NEUTRAL ENGINE REMOTE CONTROL LEVER SWITCH KEY NEUTRAL (R1 type) (R2, R3 types) 2. Turn the engine switch key to the OFF position to stop the engine.
10. TRANSPORTING Fuel Line Disconnection Transporting HOIST Before transporting the outboard HOOKS ENGINE HANGERS motor, disconnect and remove the fuel line. ENGINE HANGERS Gasoline is extremely flammable, and gasoline vapor can explode, causing serious injury or death. • Be careful not to spill fuel. Spilled fuel or fuel vapor may ignite.
TRANSPORTING Trailering (R type) (H type) When trailering or transporting the boat with the outboard motor STEERING FRICTION attached, it is recommended that the ADJUSTING KNOB outboard motor remain in normal running position. Do not trailer or transport the boat with the outboard motor in the tilted position.
11. CLEANING AND FLUSHING After each use in salt water or dirty 6. Turn on the fresh water supply and FLUSH PORT water, thoroughly clean and flush the flush the outboard motor for at CONNECTOR outboard motor with fresh water. least 10 minutes.
Shut off the engine before engine will overheat. performing any maintenance. If the • Use only TOHATSU Genuine engine must be run, make sure the parts or their equivalents for area is well ventilated. Never run maintenance or repair.
MAINTENANCE Tool Kit and Emergency Parts The following tools and owner’s 8 × 10 mm WRENCH SPARK PLUG WRENCH manual are supplied with the outboard motor for maintenance, adjustment, and emergency repairs. PHILLIPS 18 × 19 mm WRENCH SCREWDRIVER <Spare Emergency Stop Switch Clip>...
(2) These items should be serviced by your servicing dealer, unless you have the proper tools and are mechanically proficient. Refer to the TOHATSU Service Manual for service procedures. (3) For professional commercial use, log hours of operation to determine proper maintenance intervals.
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(2) These items should be serviced by your servicing dealer, unless you have the proper tools and are mechanically proficient. Refer to the TOHATSU Service Manual for service procedures. (3) For professional commercial use, log hours of operation to determine proper maintenance intervals.
MAINTENANCE Engine Oil <Engine Oil Replacement> SEALING WASHER DRAIN BOLT Insufficient or contaminated engine OIL FILLER CAP (Replace) oil adversely affects the service life of the sliding and moving parts. GUIDE Oil change interval: 20 operating hours after the date of purchase or first month for initial replacement, then every 100 operating hours or 6 months.
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MAINTENANCE 6. Reinstall the oil filler cap securely. UPPER Do not overtighten (see page 59). LEVEL 7. Install and lock the engine cover MARK securely. LOWER LEVEL MARK Please dispose of used outboard motor oil in a manner that is compatible with the environment.
MAINTENANCE Spark Plugs <Standard Spark Plug> 6 × 20 mm FLANGE SH BOLT To ensure proper engine operation, Recommended spark plug: the spark plug must be properly ZFR6K-9E (NGK) gapped and free of deposits. Use only the recommended spark plugs or equivalent. Spark plugs The spark plug becomes very hot which have an improper heat range during operation and will remain...
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MAINTENANCE CONNECTOR BOX WRENCH New plug Plug needing replacement LOCK TAB IGNITION COIL 6. Inspect the spark plugs. (1) If the electrodes are heavily corroded or carbon-soiled, clean with a wire brush. (2) Replace a spark plug if the 6 × 25 mm FLANGE BOLT central electrode is worn.
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MAINTENANCE <Optional Parts: Iridium Spark SIDE ELECTRODE Plug> If installing new spark plugs, tighten 1/2 turn after the spark plugs seat to – 0.9 mm Recommended spark plug: compress the washers. – (0.031 0.035 in) IZFR6K-11E (NGK) If reinstalling used spark plugs, tighten 1/8 –...
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The cleaning of the iridium spark plugs consult with an authorized TOHATSU outboard motor dealer, unless the owner has the proper tools and is mechanically proficient. • Use only a ‘‘wire-type feeler gauge’’...
MAINTENANCE Battery • Keep flames and sparks away, UPPER LEVEL and do not smoke in the area. ANTIDOTE: If electrolyte gets Battery handling differs according into your eyes, flush thoroughly to the type of the battery and the with warm water for at least 15 instructions described below might minutes and call a physician not be applicable to the battery of...
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MAINTENANCE <Battery Cleaning> POSITIVE (+) 1. Disconnect the battery cable at the NEGATIVE (–) TERMINAL When disconnecting the battery battery negative (–) terminal, then TERMINAL cable, be sure to disconnect at the at the battery positive (+) terminal. battery negative (–) terminal first. 2.
MAINTENANCE Lubrication TILLER HANDLE (H type) THROTTLE ARM/ Wipe the outside of the engine with a LINK/PIVOT/PLATE THROTTLE ROD/LINK cloth dipped in clean oil. Apply marine anticorrosion grease to the following parts: Lubrication interval: 20 hours or a month after the date of purchase for initial lubrication, then TILT BRACKET every 100 hours or 6 months.
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MAINTENANCE SHIFT LINK BRACKET/ SHIFT PIVOT/SHIFT ARM/ LINK PIN/PIVOT PLATE/ TILT LOCK LEVER SLIDE PIVOT/ (each side) CLICK SPRING ROLLER TILT SHAFT THREAD UPPER CYLINDER PIN/ BUSHING MOUNT FRAME LOWER CYLINDER BUSHING/ COLLAR SWIVEL SHAFT...
Clean it or assembly. starting the engine. consult with an authorized TOHATSU outboard motor dealer for cleaning. During removal of the water separator assembly, take care not to damage the wire harness with...
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MAINTENANCE • Assemble so the flat part on the HARNESS WATER LEVEL SENSOR CLIP back of the suspension is parallel to 2 PIN CONNECTOR the water separator joint as shown O-RING CLIP C below. (Replace) SCREW (3) Assemble so the flat part of the suspension and the water separator joint are parallel to each other.
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MAINTENANCE 10. Reinstall the water separator in WATER LEVEL POSITIONING SENSOR 2 PIN the reverse order of removal. BAND CONNECTOR 11. Prime the engine using the HARNESS CLIP priming bulb (see page 69). Check for fuel leaks. Repair any fuel leaks if necessary. If the buzzer sounds, water or sediment accumulation is found to be caused by excessive water or...
MAINTENANCE Fuel Filter Inspection interval: Every 100 operating hours or 6 FUEL FILTER Gasoline is extremely flammable, months. (inside strainer cup) and gasoline vapor can explode, Replacement interval: causing serious injury or death. Do Every 400 operating hours or 2 years. not smoke or allow flames or sparks in your working area.
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MAINTENANCE <Inspection> <Replacement> FUEL FILTER (inside strainer cup) FUEL TUBES FUEL INTAKE SIDE JOINT EDGE AT THE BASE OF JOINT ALIGNMENT MARK ON THE FUEL FILTER FUEL FILTER BRACKET SUSPENSION (inside strainer cup) SUSPENSION STRAP SUSPENSION STRAP 1. Remove the engine cover (see page 1.
MAINTENANCE 4. Prime the engine using the priming Fuel Tank and Tank Filter <Fuel Tank Cleaning> bulb (see page 69). Check for fuel (equipped type) leaks. Repair any fuel leaks if necessary. Gasoline is extremely flammable, and gasoline vapor can explode, causing serious injury or death.
2. Clean the filter in nonflammable TOHATSU dealer: solvent. Inspect the fuel tank filter 1. Hard starting or stalling after and the connector gasket. Replace starting them if damaged.
MAINTENANCE Fuse SPARE FUSES FUSE CASE LID FUSE PULLER (10 A, 15 A, 30 A) (supplied in the tool bag) BLOWN FUSE If the fuse blows, running the engine will not charge the battery. Before replacing the fuse, check the current ratings of the electrical accessories FUSES and ensure that there are no...
MAINTENANCE ACG Fuse <Replacement> A spare fuse is located in the reverse If the fuse is blown, check the “70 A” MARK SPARE FUSE (70 A) side of the fuse case lid and tightened cause, then replace the fuse with a with two 3 mm screws.
• When replacing, remove the grooved side toward the gear case. emergency stop switch clip to • Use a genuine TOHATSU cotter prevent an accidental startup of pin and bend the pin ends as the engine.
123). for 1/2 hour. minimize corrosion. 4. Remove the spark plugs (see pages If there is a TOHATSU outboard • If the engine starts, and no 125–128). Operate the starter to motor dealer nearby, take the mechanical damage is evident, expel water from the engine’s...
13. STORAGE For longer service life of the outboard • To slow deterioration, keep motor, have your outboard motor gasoline in a certified fuel serviced by your outboard motor container. dealer before storage. However, the • If long storage (more than 30 days) following procedures can be is foreseen, drain fuel tank and performed by you, the owner, with a...
STORAGE Vapor Separator Draining 5. When the gasoline starts to flow INTAKE MANIFOLD DRAIN TUBE out of the drain tube, tilt up the outboard motor and hold it in the Gasoline is extremely flammable, position until the gasoline stops and gasoline vapor can explode, flowing.
STORAGE Battery Storage • Keep flames and sparks away, (+) TERMINAL and do not smoke in the area. (–) TERMINAL ANTIDOTE: If electrolyte gets Battery handling differs according into your eyes, flush thoroughly to the type of the battery and the with warm water for at least 15 instructions described below might minutes and call a physician...
STORAGE Outboard Motor Position (Port side turned down as shown.) OUTBOARD MOTOR STAND 3. Fill the battery with distilled water Transport and store the outboard to the upper level line. Never motor either vertically, as shown Do not place the outboard motor on overfill the battery.
14. DISPOSAL To protect the environment, do not dispose of this product, battery, engine oil, etc. carelessly by leaving them in the waste. Observe the local laws and regulations or consult your dealer for disposal.
• Engine speed cannot be increased by opening the throttle. • Engine will stop in 20 seconds after engine speed is limited. • Faulty water pump. Consult with an authorized TOHATSU outboard motor dealer. • Thermostat clogged. • Faulty thermostat. • Cooling water passage clogged.
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PGM-FI warning system comes on: PGM-FI warning system is faulty. Consult with an authorized • PGM-FI indicator comes on. TOHATSU outboard motor dealer. • PGM-FI warning buzzer sounds intermittently. ACG warning system comes on: Battery voltage is too high or low.
Motor-mounted, remote control steering system Starter system Electric starter Ignition system Full transistor battery Lubrication Trochoid pump pressure lubrication system * Without battery cable, with propeller These TOHATSU outboards are power rated in accordance with ISO8665 (propeller shaft output).
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Motor-mounted, remote control steering system Starter system Electric starter Ignition system Full transistor battery Lubrication Trochoid pump pressure lubrication system * Without battery cable, with propeller These TOHATSU outboards are power rated in accordance with ISO8665 (propeller shaft output).
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SPECIFICATIONS Noise and Vibration MODEL BFT75A BFT90A CONTROL SYSTEM T (Tiller handle) R (Remote control) T (Tiller handle) R (Remote control) Sound pressure level at operator’s ears 82 dB (A) 76 dB (A) 86 dB (A) 81 dB (A) (2006/42/EC, ICOMIA 39-94) Uncertainty 2 dB (A) 2 dB (A)
18. INDEX Serial Number ......3 Switch ACG Fuse Replacement ....141 Disposal ........148 H type........21 ACG Indicator/Buzzer R type........28 Function........38 Operation .........107 ‘‘EC DECLARATION OF Anode CONFORMITY’’ Frame Serial Number ...... 3 Function........40 Content Outline....154 Fast Idle Operation .........111 Emergency Stop Button........
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INDEX Steering Handle Friction....63 Trim Meter Function ........24 Function ........34 Remote Control Operation ........92 Operation......... 101 Stopping the Engine Trim Tab Identification ....14, 15 Emergency Stop...... 113 Function ........40 Installation Location....54 Normal Stop Adjustment ......106 Cable Length ......54 H type ........