Parsun T50 BM Owner'S Manual Download Page 40 | Manualshive

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3.2 Cleaning and adjusting spark plug

You should periodically remove and inspect the spark plug because heat and deposits will cause the
spark plug to slowly break down and erode. If necessary, you should replace the spark plug with

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Summary of Contents for T50 BM

Page 1: ...OUTBOARD MOTORS OWNER S MANUAL T50 BM BW FW T60A BM BW FW SUZHOU PARSUN POWER MACHINE CO LTD ...

Page 2: ...e and care This will ensure that your outboard motor operates well under all conditions We seek continuous improvement in product quality Therefore while this manual contains the most current product information available at the time of printing there may be minor discrepancies between your machine and this manual If there is any question concerning the manual please consult your local PARSUN deal...

Page 3: ...an be found on the bracket left assembly or on the upper part of the bracket swivel Record your outboard motor serial number in the spaces provided to assist you in ordering spare parts from your dealer or for reference in case your outboard motor is stolen 1 Outboard motor serial number location Serial number as follows SN 1 ...

Page 4: ...Engine serial number The engine serial number is carved on the aluminum casting of engine Engine serial number as follows ...

Page 5: ... 1 2 3 Propeller selection 7 2 Operation 8 2 1 Installation 8 2 1 1 Mounting height 9 2 1 2 Clamping the outboard motor 10 2 2 Breaking in engine 11 2 3 Pre operation checks 12 2 4 Filling fuel 14 2 5 Starting engine 14 2 6 Warm up engine 20 2 7 Shifting 21 2 7 1 Forward 21 2 7 2 Reverse 22 2 8 Tiller 23 2 9 Stopping engine 25 2 10 Trimming outboard motor 27 ...

Page 6: ...k plug 33 3 3 Checking the fuel system 34 3 3 1 Cleaning the fuel filter 35 3 4 Inspecting idling speed 36 3 5 Checking wiring and connectors 37 3 6 Checking for leakage 37 3 7 Checking propeller 37 3 7 1 Removing the propeller 39 3 7 2 Installing the propeller 39 3 8 Changing gear oil 40 3 9 Cleaning fuel tank 41 3 10 Checking and replacing anode s 42 3 11 Checking top cowling 42 3 12 Maintenance...

Page 7: ... 4 2 Storing 46 5 Actions in emergency 48 5 1 Impact damage 48 5 2 Power trim and tilt unit will not operate 49 5 3 Starter will not operate 50 5 5 Treatment of submerged motor 52 6 Troubleshooting 53 7 Circuit diagram 57 ...

Page 8: ...andle 11 Top cowling lock handle 2 Tiller handle 7 Anti cavitation plate 12 Choke handle 3 Engine stop button and switch 8 Propeller 13 Clamp bracket 4 Fuel connector 9 Top cowling 14 Portable fuel tank 5 Cooling water inlet 10 Starters handle 15 Remote control box 6 8 14 15 7 9 10 11 12 13 1 2 5 3 4 ...

Page 9: ...ply of fuel for its running and must not be as a fuel storage container Remote control box The remote control lever actuates both the shifter and the throttle The electrical switches are mounted on the remote control box 1 Remoter control lever 2 Neutral interlock trigger 3 Neutral throttle lever 4 Main switch choke switch 5 Engine stop switch 6 Throttle friction adjuster 1 3 2 4 ...

Page 10: ...ntinue to run at idle until the lever is moved about 35º a detent can be felt Moving the lever farther opens the throttle and the engine will begin to accelerate 1 Neutral N 2 Forward F 3 Reverse R 4 Shift 5 Fully closed 6 Throttle 7 Fully open Neutral interlock trigger To shift out of neutral first pull the neutral interlock trigger up 1 Neutral interlock trigger ...

Page 11: ...remote control lever in the neutral position and lift the neutral throttle lever NOTE The neutral throttle lever will operate only when the remote control lever is in neutral The remote control lever will operate only when the neutral throttle lever is in the closed position 1 Fully open 2 Fully closed ...

Page 12: ...L 1530mm Weight T60ABWL T50BWL 106 5kg FWL 1479mm Weight T60AFWL T50FWL 107Kg Transom height BML BWL 559mm Recommended engine oil 2 stroke engine oil FWL 508mm Recommended fuel Unleaded regular gasoline Overall length 1197mm BM BW Recommended gear oil Hypoid gear oil SAE 90 Overall length 713mm FW Main performance Items Data Items Data Maximum output 60HP 44 1Kw 5000rpm Tightening torque for engin...

Page 13: ...ng Refuel in a well ventilated area refuel portable fuel tanks off the boat Do not overfill the fuel tank Take care not to spill gasoline if gasoline spills wipe it up immediately Tighten the filler cap securely after refueling If you should swallow some gasoline inhale a lot of gasoline vapor or get gasoline in your eye get immediate medical attentions If any gasoline spills onto your skin immedi...

Page 14: ...Be sure to mix gasoline and oil completely otherwise the engine may be damaged 1 2 3 Propeller selection The performance of your outboard motor will be critically affected by your choice of propeller as an incorrect choice could adversely affect performance The outboard motor is fitted with propellers chosen to perform well over a range of applications but there may be uses where a propeller with ...

Page 15: ...ymmetrical consult your dealers 1 Center line keel line NOTE During water testing check the buoyancy of the boat at rest with its maximum load Check that the static water level on the exhaust housing is low enough to prevent water entry into the power head when water rises due to waves when the outboard is not running WARNING Overpowering a boat could cause severe instability Do not install an out...

Page 16: ...per mounting depends in part on experience and the specific boat and motor combination 2 1 1 Mounting height The mounting height of the outboard motor greatly affects your boat running efficiency If the mounting height is too high cavitation tends to occur thus reducing the propulsion If the mounting height is too low the water resistance will increase and thereby reduce engine efficiency Mount th...

Page 17: ...ely Occasionally check the clamp bolts for tightness during operation of the outboard motor because they could become loose due to engine vibration CAUTION Outboards that use clamp bracket screws alone are INSUFFICIENT to properly and safely secure the outboard to the Transom Proper installation of the outboard includes bolting the engine to the boat through the transom WARNING Loose clamp screws ...

Page 18: ...r Parsun dealer and choose bolts nuts and washers with appropriate materials and strength 2 2 Breaking in engine Your new engine requires a period of breaking to allow mating surfaces of moving parts to wear in evenly Gasoline and oil mixing Break in period 25 1 Gasoline 1L 12L 14L 24L Engine oil 0 04L 0 48L 0 56L 0 96L 2 If the engine restraint cable attachment is equipped on your engine an engin...

Page 19: ...t 4000 r min or at approximately three quarter throttle 4 for the next seven hours of operation Avoid continuous operation at full throttle for more than five minutes at a time 5 Operate the engine normally 2 3 Pre operation checks Fuel Check to be sure you have plenty of fuel for your trip Make sure there are no fuel leaks or gasoline fumes Check fuel line connections to be sure they are tight Be...

Page 20: ...top switches when the outboard motor is in the water Engine Check the engine top cowling and engine mounting Look for loose or damaged fasteners Check the propeller for damage WARNING If any item in the pre operation check is not working properly have it inspected and repaired before operating the outboard motor Otherwise an accident could occur CAUTION Do not start the engine out of water Overhea...

Page 21: ... sparks cigarettes flames or other sources of ignition 1 Remove the fuel tank cap 2 Carefully fill the fuel tank 3 Securely close the cap after filling the tank Wipe up any spilled fuel 2 5 Starting engine 1 Connect fuel joints securely after loosing the air vent screw on the fuel tank cap 2 or 3 turns ...

Page 22: ...15 2 Connect fuel joints securely and squeeze the primer pump with the outlet end up until you feel it become firm if equipped the fuel joint 3 Place the gear shift lever in neutral ...

Page 23: ...NING The engine must be starting in neutral otherwise damage starter and hazard can occur Do not attach the lanyard to clothing that could tear loose Do not route the lanyard where it could become entangled and preventing it from functioning Avoid accidentally pulling the lanyard during normal operation Loss of engine power means the loss of steering control Also without engine power the boat coul...

Page 24: ...o ON Electric start For remote control model When the engine is in neutral position open the throttle a little by turning the throttle handle inching You may need to adjust the position of the throttle according to the engine s temperature When the engine starts return the throttle handle inching to its original position ...

Page 25: ...stalled close to the tiller handle NOTE It is not necessary to use the choke when starting a warm engine If the choke is left in the START start position while the engine is running the engine will run poorly or stall 6 Pull the manual starter handle slowly until you feel resistance Then give a strong pull straight to crank and start the engine Repeat if necessary Turn the main switch to START sta...

Page 26: ...rt after 4 or 5 tries BM BW Models open the throttle a small amount between 1 8 and 1 4 and try again FW models open the neutral throttle lever on the remote control box and try again NOTE Never turn the main switch to START start while the engine is running Do not keep the starter motor turning for more than 5 seconds If the starter motor is turned continuously for more than 5 seconds the battery...

Page 27: ... engine starts the engine will stall In the temperatures of 5 or less leave the choke knob pulled out fully for approximately 30 seconds after starting 2 Check for steady flow of water from the cooling water pilot hole CAUTION If water is not flowing out of the hole at all times while the engine is running stop the engine and check whether the cooling water inlet on the lower case or the cooling w...

Page 28: ... vice versa first close the throttle so that the engine idles or runs at low speeds 2 7 1 Forward 1 Place the throttle grip in the fully closed position 2 Move the gear shift lever quickly and firmly from neutral to forward Pull up the neutral interlock rigger and move the remote control lever quickly and firmly from neutral to forward Remote control ...

Page 29: ... Do not open the throttle more than half Otherwise the boat could become unstable which could result in loss of control and an accident 1 Place the throttle trip in the fully closed position 2 Move the gear shift lever quickly and firmly from neutral to reverse ...

Page 30: ...ck position Pull up the neutral interlock rigger and move the remote control lever quickly and firmly from neutral to reverse Remote control 2 8 Tiller 1 Change direction To change direction move the tiller handle to the left or right as necessary ...

Page 31: ...ing that offers the best performance and fuel economy for the desired operation 1 Throttle indicator 4 Throttle friction adjuster The throttle friction adjuster is on the tiller handle which provides adjustable resistance to movement of the throttle grip and can be set according to operator preference To increase resistance turn the adjuster clockwise To decrease resistance turn the adjuster count...

Page 32: ...e lever or grip which could result in an accident 2 9 Stopping engine NOTE Before stopping the engine first let it cool off for a few minutes at idle or low speed Stopping the engine immediately after operating at high speed is not recommended 1 Push and hold the engine stop button until the engine comes to a complete stop ...

Page 33: ...engine can also be stopped by pulling the lanyard and removing the lock plate from the engine stop switch 2 Tighten the air vent screw on the fuel tank cap 3 Disconnect the fuel line 3 After stopping the engine disconnect the fuel line if there is a fuel joint on the outboard motor ...

Page 34: ...the desired hole Make test runs with the trim set to different angles to find the position that works best for your boat and operating conditions WARNING Stop the engine before adjusting the trim angle Use care to avoid being pinched when removing or installing the rod Use caution when trying a trim position for the first time Increase speed gradually and watch for any signs of instability or cont...

Page 35: ...ING Be sure all people are clear of the outboard motor when tilting up and down also be careful not to pinch any body parts between the drive unit and engine bracket NOTE Do not tilt up the engine by pushing the tiller handle because this could break the handle The outboard motor cannot be tilted when in reverse 2 11 1 Tilting up 1 Place the gear shift lever in neutral and outboard turn towards th...

Page 36: ...k lever if equipped in the up position 4 Hold the rear of the top cowling and tilt the engine up fully until the tilt support lever automatically locks 5 Place the tilt lock lever in the down position For electric tilt model ...

Page 37: ...ver and slowly tilt the outboard motor down 3 Pull down the tilt lock lever when outboard moves down to the lowest position For manual tilt model For electric tilt model Pull out the tilt support lever press the DN switch to tilt the outboard motor down to the lowest position WARNING Make sure the tilt trim unit is in locked position when running the outboard For manual tilt model UP DN UP DN ...

Page 38: ...is back in deeper water CAUTION The cooling water inlet on the lower unit should be not above the surface of the water when setting up for and cruising in shallow water Otherwise severe damage from overheating can result For tilting procedure see section 2 11 2 12 2 Cruising in salt water After operating in salt water wash out the cooling water passages with fresh water to prevent them from becomi...

Page 39: ...se specified If you or the owner is not familiar with machine servicing this work should be done by your dealer or other qualified mechanic CAUTION If replacement parts are necessary use only original parts or parts of the same type and of equivalent strength and materials 3 1 Greasing ...

Page 40: ...and adjusting spark plug You should periodically remove and inspect the spark plug because heat and deposits will cause the spark plug to slowly break down and erode If necessary you should replace the spark plug with ...

Page 41: ...and use a new gasket Wipe off any dirt from the threads and screw in the spark plug to the correct torque 3 3 Checking the fuel system 1 Check the fuel lines for leaks crack or malfunction If a problem is found your dealer or other qualified mechanic should repair it immediately WARNING Check for fuel leakage regularly If any fuel leakage is found the fuel system must be repaired by a qualified me...

Page 42: ...bly if equipped 2 Unscrew the filter cup catching any spilled fuel in a rag 3 Remove the filter element and wash it in solvent Allow it to dry Inspect the filter element and O ring of the filter cup to make sure they are in good conditions Change them if necessary If any water is found in the fuel check and clean the portable fuel tanks should be checked and cleaned ...

Page 43: ... to the filter assembly Run the engine and check the filter and lines for leaks 3 4 Inspecting idling speed A diagnostic tachometer should be used for this procedure Results may vary depending on whether testing is conducted with the flushing attachment in a test water tank or with the outboard motor in the water 1 Start the engine and allow it to warm up fully in neutral until it is running smoot...

Page 44: ...d mechanic 3 5 Checking wiring and connectors Check that each grounding wire is properly secured and each connector is engaged securely 3 6 Checking for leakage Check that no exhaust or water leaks from the joints between the exhaust cover cylinder head and body cylinder Check for oil leaks on the around the engine CAUTION If any leaks are found consult your dealer 3 7 Checking propeller WARNING B...

Page 45: ...hand to hold the propeller when loosening or tightening the propeller nut Put a wood block between the anti cavitation plate and the propeller to prevent the propeller from turning 1 Check each of the propeller blades for wear erosion from cavitation or ventilation or other damage 2 Check the propeller shaft for damage 3 Check the splines shear pin for wear or damage 4 Check for fish line tangled ...

Page 46: ...peller otherwise the lower case and propeller boss could be damaged Be sure to use a new cotter pin and bend the ends over securely Otherwise the propeller could come off during operation and be lost 1 Apply a marine grease or corrosion resistant grease to the propeller shaft 2 Install the spacer if equipped thrust washer and propeller on the propeller shaft 3 Install the spacer if equipped and th...

Page 47: ... locked Serious injury could occur if the motor falls 1 Tilt the outboard motor so that the gear oil drain screw is at the lowest point possible 2 Place a suitable container under the gear case 3 Remove gear oil drain screw 1 Gear oil drain screw 2 Oil level plug CAUTION Change the gear oil after the first 10 hours of operation and every 100 hours or at 6 month intervals thereafter Otherwise the g...

Page 48: ...he oil level plug hole insert and tighten the oil level plug If necessary change the seal gasket 7 Insert and tighten the gear oil drain screw If necessary change the seal gasket 3 9 Cleaning fuel tank WARNING Keep away from sparks cigarettes flames or other sources of ignition when cleaning the fuel tank Cleaning the fuel tank in a well ventilated open air 1 Empty the fuel tank into an approved c...

Page 49: ...ng anode s Inspect the external anodes periodically Remove scales from the surfaces of the anodes Consult your dealer for replacement of external anodes CAUTION 3 11 Checking top cowling Check the fitting of the top cowling by pushing it with both hands If it is loose have it repaired by your dealer Do not paint anodes as this would render them ineffective and can cause more rapid engine corrosion...

Page 50: ...aintenance Table When utilized under normal condition maintained and repaired in the proper manner the motor can work normally within the normal life period The normal life of the engine is 350 hours or 10 years ...

Page 51: ...ur dealer Item Operations Initial Every 10 hours 1 month 50 hours 3 months 100 hours 6 months 200 hours 1 year Anode s external Check replacement Anode s internal Check replacement Cooling water passages Cleaning Cowling clamp Check Fuel filter disposable Check cleaning Fuel system Check Fuel tank portable tank Check cleaning Gear oil Change Greasing points Greasing Idling speed Check adjustment P...

Page 52: ...t cable Check adjustment Thermostat Check Throttle link throttle cable Throttle pick up timing Check adjustment Water pump Check Spark plug s Cleaning adjustment replacement NOTE When operating in salt water turbid or muddy water the engine should be flushed with clean water after every use ...

Page 53: ...the lower unit while it is tilted even if a motor support bar is used 4 2 Storing When store your outboard motor for prolonged periods of time 2 months or longer several important procedures must be performed to prevent excessive damage It is advisable to have your outboard motor serviced by an authorized dealer prior to storage However you the owner with a minimum of tools can perform the followi...

Page 54: ...th fresh water to above the level of the anti cavitation plate 6 Start the engine Flush the cooling system Perform the flushing and fogging at the same time as fogging lubricating of the engine is mandatory to prevent engine rust 1 Lowest water level 2 Water surface CAUTION If the fresh water level is below the level of the anti cavitation plate or if the water supply is insufficient engine seizur...

Page 55: ...der Rotate the flywheel several times by hand Replace the spark plug s 10 Drain the fuel from the fuel tank and drain cooling water from the engine completely Clean the outboard motor body CAUTION Store the fuel tank in a dry well ventilated place not in direct sunlight 5 Actions in emergency 5 1 Impact damage If the outboard motor hits an object in the water follow the procedure below 1 Stop the ...

Page 56: ...because of a discharged battery or a failure with the power trim and tilt unit the engine can not be tilted manually 1 Loosen the manual valve screw by turning it counterclockwise until it stops 2 Put the engine in the desired position and then tighten the manual valve screw by turning it clockwise 1 Manual valve screw 1 ...

Page 57: ...ral Be sure no one is standing behind you when pulling the starter rope It could whip behind you and injure someone Do not install the starter mechanism or top cowling after engine is running Keep loose clothing and other objects away when starting the engine Do not touch the flywheel or other moving parts when the engine is running Do not touch the ignition coil spark plug wire spark plug cap or ...

Page 58: ... For further information see section 2 5 5 Insert the knotted end of the emergency starter rope into the notch in the flywheel rotor and wind the rope several turns around the flywheel clockwise 6 Pull the rope slowly until resistance is felt 7 Give a strong pull straight out to crank and start the engine Repeat it necessary 1 ...

Page 59: ... then face the spark plug hole downward to allow any mud or contaminants to drain 3 Drain the fuel from the carburetor fuel filter and fuel line 4 Feed engine fogging oil or engine oil through the carburetor s and spark plug holes while pulling the start rope to rotate the crankshaft 5 Take the outboard motor to a PARSUN dealer as soon as possible CAUTION Do not attempt to run the outboard motor u...

Page 60: ...ed Have serviced by your dealer Spark plug s fouled or of incorrect type Inspect spark plug s Clean or replace with recommended type Spark plug cap s fitted incorrectly Check and re fit cap s Ignition wiring damaged or poorly connected Check wires for wear or breaks Tighten all loose connections Replace worn or broken wires Ignition parts are faulty Have serviced by your dealer Engine stop switch ...

Page 61: ...ks Tighten all loose connections Replace worn or broken wires Specified engine oil is not being used Check and replace oil as specified Thermostat is faulty or clogged Have serviced by your dealer Carburetor adjustments are incorrect Have serviced by your dealer Carburetor is clogged Have serviced by your dealer Fuel pump is damaged Have serviced by your dealer Air vent screw on fuel tank is close...

Page 62: ...Spark plug s are fouled or incorrect type Inspect spark plug s Clean or replace with recommended type Fuel system is obstructed Check for pinched or kinked fuel line or other obstructions in fuel system Fuel filter is clogged Clean or replace with recommended type Fuel is contaminated or stale Fill tank with clean fresh fuel Spark plug gap is incorrect Inspect and adjust as specified Ignition wiri...

Page 63: ...nnection is incorrect Connect correctly Engine vibrates excessively Specified spark plug s are not being used Check and replace spark plug s as specified Propeller is damaged Repair or replace propeller Propeller shaft is damaged Have serviced by your dealer Weeds or other foreign matter are tangled on propeller Remove and clean propeller Motor mounting bolt is loose Tighten bolt Steering pivot is...

Page 64: ...50BM B W 7 6 B W 3 2 1 R W B W G W B R WB WG W B G W R W B W B R W Y R Gr Gr Y R 黄色红色 Gr 灰色 Y R Y Y 8 温度报警信号灯 8 Y 黄色 B W B G W G W Green White B W Black White P Pink R W Red White Br Brown B Black Y R Yellow Red W White Y Yellow Gr Grey 8 Temperature indicator 7 Spark plug 6 Ignition coil 5 Engine stop switch 4 Pulsed coil 3 Charge coil 2 Temperature switch 1 C D I UNIT S N PART NAME ...

Page 65: ...CDI 点火控制模块 B 红色 R G 绿色 5 Br Br L 14 起动开关 14 启动起动开关状态表 Y R 黄色红色 Y R Y Y R Y 15 15 温度报警信号灯 G W 8 Lighting coil 7 Spark plug 15 Temperature indicator 6 Ignition coil 14 Starter switch 5 Neutral switch 13 Choke solenoid 4 Pulsed coil 12 Starter relay 3 Charge coil 11 Starter motor 2 Temperature switch 10 Fuse 1 C D I UNIT 9 Rectifier S N PART NAME S N PART NAME G W Green White R Red L Blue B Black P...

Page 66: ...1 10 9 8 SN 名称 7 6 5 4 3 2 1 名称 SN 温控开关充电线圈脉冲线圈液压起翘继电器高压包火花塞整流器 R G G B B Br Br W B B L CDI 点火控制模块 B 5 14 红色 R G 绿色 Sb 淡蓝 Lg 淡绿 L G W 7 Spark plug 14 Tilt motor 6 Ignition coil 13 Choke solenoid 5 Tilt relay 12 Starter relay 4 Pulsed coil 11 Starter motor 3 Charge coil 10 Fuse 2 Temperature switch 9 Rectifier 1 C D I UNIT 8 Lighting coil S N PART NAME S N PART NAME G W Green White B Black ...

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