Yamaha Z300A 2003 Owner'S Manual Download Page 53 | Manualshive

Page: 53 / 72

background image

Maintenance

48

EMU28940

Greasing

Yamaha grease A (water resistant grease)
Yamaha grease D (corrosion resistant grease; for propeller shaft)

Z300A, LZ300A

EMU28950

Cleaning and adjusting spark plug

WARNING

EWM00560

When removing or installing a spark plug,
be careful not to damage the insulator. A

damaged insulator could allow external
sparks, which could lead to explosion or

fire.

The spark plug is an important engine com-
ponent and is easy to inspect. The condition

ZMU01939

«
...
51
52
53
54
55
...
»

Summary of Contents for Z300A 2003

Page 1: ...OWNER S MANUAL Z300A LZ300A 6D0 28199 71 E0...

Page 2: ...EMU25080 Read this owner s manual carefully before operating your outboard motor...

Page 3: ...the out board motor CAUTION ECM00700 A CAUTION indicates special precautions that must be taken to avoid damage to the outboard motor NOTE A NOTE provides key information to make procedures easier or...

Page 4: ...Overheat warning indicator digital type 15 Speedometer digital type 15 Trim meter digital type 16 Hour meter digital type 16 Water separator warning indicator 16 Engine trouble warning indicator 16 Tr...

Page 5: ...nce chart additional 47 Greasing 48 Cleaning and adjusting spark plug 48 Checking fuel system 49 Inspecting fuel filter 50 Cleaning fuel filter 50 Inspecting idling speed 51 Checking water in engine o...

Page 6: ...ence in case your outboard motor is sto len EMU25190 Key number If a main key switch is equipped with the mo tor the key identification number is stamped on your key as shown in the illustration Recor...

Page 7: ...Handle and store gasoline carefully Make sure there are no gas fumes or leaking fuel be fore starting the engine This product emits exhaust gases which contain carbon monoxide a colorless odorless ga...

Page 8: ...rotation propeller with this engine Counterclockwise propellers are marked with a letter L after the size indication The wrong type of propeller could cause the boat to go in an unexpected direction...

Page 9: ...0010 Use only new clean gasoline which has been stored in clean containers and is not contaminated with water or foreign mat ter EMU25580 Gasoline If knocking or pinging occurs use a different brand o...

Page 10: ...as it enables the correct engine speed to be maintained Conversely a larger pitch propeller is more suitable for a smaller oper ating load Yamaha dealers stock a range of propellers and can advise yo...

Page 11: ...d with the pictured label or Yamaha approved remote control units are equipped with start in gear protection device s This feature permits the engine to be started only when it is in neutral Always se...

Page 12: ...de YAMAHA set mode P S mpg Km L gph I h ECON SYNC TTL FUEL MANAGEMENT 13 14 15 16 19 17 18 1 2 12 11 9 10 8 7 6 5 3 4 2 ZMU01860 1 Top cowling 2 Top cowling lock lever s 3 Trim tab anode 4 Propeller 5...

Page 13: ...ate EMU26200 Neutral interlock trigger To shift out of neutral first pull the neutral in terlock trigger up 1 Power trim and tilt switch 2 Remote control lever 3 Neutral interlock trigger 4 Neutral th...

Page 14: ...l lever is in the neutral position After the button is pushed the throttle be gins to open after the remote control lever is moved at least 35 After using the free accelerator return the remote contro...

Page 15: ...plate stopping ignition to the engine This will prevent the boat from running away un der power WARNING EWM00120 Attach the engine stop switch lanyard to a secure place on your clothing or your arm or...

Page 16: ...sition the starter motor turns to start the en gine When the key is released it returns automatically to the on position EMU26140 Power trim and tilt switch on remote control The power trim and tilt s...

Page 17: ...ld increase the risk of falling overboard and could distract the operator increasing the risk of collision with another boat or an obsta cle NOTE For instructions on using the power trim and tilt swit...

Page 18: ...veer the right starboard side turn the trim tab end to the starboard side B in the figure CAUTION ECM00840 The trim tab also serves as an anode to protect the engine from electrochemical corrosion Nev...

Page 19: ...return to normal thereafter EMU26550 Oil level indicator digital type This indicator shows the engine oil level If the oil level falls below the lower limit the warning indicator will start to blink F...

Page 20: ...in switch is first turned on all segments of the display come on as a test After a few seconds the gauge will change to normal operation Watch the gauge when turning on the main switch to make sure al...

Page 21: ...e mode button chang es the display format in the following pat tern Total hours Trip hours Display off Resetting the trip hours Simultaneously pressing the set and mode buttons for more than 1 second...

Page 22: ...ted EMU26700 Clock Press the mode button repeatedly until the indicator on the face of the gauge points to time To set the clock be sure the gauge is in the time mode Press the set button the hour dis...

Page 23: ...warning segment will begin to blink CAUTION ECM00880 Do not continue to operate the engine with full throttle if a warning device has activated Get back to the port within troll ing engine speed EMU2...

Page 24: ...ess the set button once to display the fuel flow of the starboard engine An for starboard will also be displayed Press the set button a second time to display the fuel flow of the port engine A for po...

Page 25: ...tly with the type of water salt fresh and contaminate levels air temper ature and humidity cleanliness of the boat bottom engine mounting height skill of the operator and individual gasoline for mulat...

Page 26: ...o not continue to operate the engine if a warning device has activated Consult your Yamaha dealer if the problem can not be located and corrected EMU26821 Overheat warning twin engines This engine has...

Page 27: ...el warning and oil filter clogging warning Oil injection models This engine has an oil level warning system If the oil level falls below the lower limit the warning system will activate Activation of...

Page 28: ...2000 r min The water separator warning indicator will blink digital tachometer The buzzer will sound If the warning system has activated stop the engine and inspect the fuel filter NOTE For further in...

Page 29: ...does not have a capacity plate consult the boat manufacturer The information presented in this sec tion is intended as reference only It is not possible to provide complete in structions for every pos...

Page 30: ...tion and the desired use Test runs at different heights can help deter mine the optimum mounting height Con sult your Yamaha dealer or boat manufacturer for further information on de termining the pro...

Page 31: ...ng at full throttle for more than 5 minutes at a time Let the engine cool between full throttle runs Vary en gine speed occasionally 5 After the first 10 hours Operate the engine normally EMU27100 Pre...

Page 32: ...rating the engine after a long peri od 12 months of storage proceed as fol lows 1 Start the engine Leave it idling WARNING EWM00090 Do not touch or remove electrical parts when starting or during oper...

Page 33: ...oil supply For details on how to read the indicators see page 29 To fill the engine oil tank proceed as follows 1 Pour engine oil into the remote oil tank 2 Turn on the main switch The Yamaha oil inj...

Page 34: ...than 300 cm3 0 32 US qt 0 26 Imp qt 1500 cm3 1 6 US qt 1 31 Imp qt or less Add oil see page 28 Red Yellow Green 300 cm3 0 32 US qt 0 26 Imp qt or less more than 1500 cm3 1 6 US qt 1 31 Imp qt Check o...

Page 35: ...oxide a col orless odorless gas which could cause brain damage or death when inhaled Symptoms include nausea dizziness and drowsiness Keep cockpit and cab in areas well ventilated Avoid blocking exhau...

Page 36: ...ne power the boat could slow rapidly This could cause people and objects in the boat to be thrown forward 3 Turn the main switch to on NOTE Dual engine users When the main switch is turned on the buzz...

Page 37: ...at all times while the engine is run ning overheating and serious damage could occur Stop the engine and check whether the cooling water inlet on the lower case or the cooling water pilot hole is bloc...

Page 38: ...equipped tiller control 1 Place the throttle grip in the fully closed position 2 Move the gear shift lever quickly and firmly from neutral to reverse If equipped remote control Pull up the neutral in...

Page 39: ...orrect trim is also affected by variables such as the load in the boat sea conditions and running speed WARNING EWM00740 Excessive trim for the operating condi tions either trim up or trim down can ca...

Page 40: ...pped EMU27910 Adjusting boat trim When the boat is on plane a bow up attitude results in less drag greater stability and effi ciency This is generally when the keel line of the boat is up about 3 to 5...

Page 41: ...tor should be tilted up to protect the propeller and casing from damage by colli sion with obstructions and also to reduce salt corrosion WARNING EWM00220 Be sure all people are clear of the out board...

Page 42: ...it with the tilt support knob or tilt support lever Otherwise the outboard motor could fall back down suddenly if oil in the power trim and tilt unit loses pres sure 5 If the trim rods equipped once...

Page 43: ...esired position EMU28060 Cruising in shallow water The outboard motor can be tilted up partially to allow operation in shallow water EMU28090 Power trim and tilt models power tilt models The outboard...

Page 44: ...position press the power trim tilt switch and slowly tilt the out board motor down EMU28190 Cruising in other conditions Cruising in salt water After operating in salt water wash out the cooling wate...

Page 45: ...mm 0 059 0 063 in Control system Remote control Starting system Electric Battery Min cold cranking amps CCA EN 711 0 A Min rated capacity 20HR IEC 100 0 Ah Alternator output for battery DC 50 0 A Star...

Page 46: ...arance in this position then trailer the outboard motor in the tilt po sition using a motor support device such as a transom saver bar Consult your Yamaha dealer for further details EMU28260 Storing o...

Page 47: ...g operation Keep hands hair and clothes away from the flywheel and other rotating parts while the engine is running NOTE When using the flushing attachment maintain adequate water pressure and a stead...

Page 48: ...stic Always follow these preventive mea sures Avoid bodily contact with electrolytic fluid as it can cause severe burns or permanent eye injury Wear protective eye gear when han dling or working near...

Page 49: ...wling Tighten the connec tor securely CAUTION ECM00540 Do not leave the garden hose connector loose on the bottom cowling fitting or let the hose hang free during normal opera tion Water will leak out...

Page 50: ...ou perform maintenance unless otherwise specified If you or the owner is not famil iar with machine servicing this work should be done by your Yamaha dealer or other qualified mechanic EMU28510 Replac...

Page 51: ...Inspection replace ment Anode s internal Inspection replace ment Battery Inspection charging Cooling water pas sages Cleaning Cowling clamp Inspection Fuel filter can be dis assembled Inspection repl...

Page 52: ...igh pressure fuel pump oil level Inspection filling Oil pump Inspection adjustment Oil tank water drain Inspection cleaning Spark plug s Cleaning adjustment replacement Item Actions Initial Every 10 h...

Page 53: ...Z300A LZ300A EMU28950 Cleaning and adjusting spark plug WARNING EWM00560 When removing or installing a spark plug be careful not to damage the insulator A damaged insulator could allow external spark...

Page 54: ...om the threads and screw in the spark plug to the correct torque NOTE If a torque wrench is not available when you are fitting a spark plug a good estimate of the correct torque is 1 4 to 1 2 a turn p...

Page 55: ...on a hot or running engine Allow the engine to cool There will be fuel in the fuel filter Keep away from sparks cigarettes flames or other sources of ignition This procedure will allow some fuel to s...

Page 56: ...e the throttle control lever from the start position during warm up The boat could unexpectedly start to move which could result in an accident CAUTION ECM00490 This procedure must be performed while...

Page 57: ...trim and tilt system WARNING EWM00430 Never get under the lower unit while it is tilted even when the tilt support lever is locked Severe injury could occur if the outboard motor accidentally falls M...

Page 58: ...from the spark plugs Also place the shift control in neutral turn the main switch to off and re move the key and remove the lanyard from the engine stop switch Turn off the battery cut off switch if...

Page 59: ...the boat could move in the opposite direction from that expected CAUTION ECM00340 Be sure to install the thrust washer be fore installing the propeller otherwise the lower case and propeller boss cou...

Page 60: ...ling it 4 Remove the oil level plug to allow the oil to drain completely CAUTION ECM00710 Inspect the used oil after it has been drained If the oil is milky water is getting into the gear case which c...

Page 61: ...ys follow these preventive mea sures Avoid bodily contact with electrolytic fluid as it can cause severe burns or permanent eye injury Wear protective eye gear when han dling or working near batteries...

Page 62: ...charging batteries EMU29361 Connecting the Battery WARNING EWM00570 Mount the battery holder securely in a dry well ventilated vibration free loca tion in the boat Install a fully charged bat tery in...

Page 63: ...op cowling Check the fitting of the top cowling by push ing it with both hands If it is loose have it re paired by your Yamaha dealer EMU29400 Coating the boat bottom A clean hull improves boat perfor...

Page 64: ...A Have serviced by a Yamaha dealer Q Is shift lever in gear A Shift to neutral Engine will not start starter operates Q Is fuel tank empty A Fill tank with clean fresh fuel Q Is fuel contaminated or s...

Page 65: ...damaged A Have serviced by a Yamaha dealer Q Is air vent screw on fuel tank closed A Open air vent screw Q Is choke knob pulled out A Return to home position Q Is motor angle too high A Return to nor...

Page 66: ...s fouled or of incorrect type A Inspect spark plug s Clean or replace with recommended type Q Are weeds or other foreign matter tangled on gear housing A Remove foreign matter and clean lower unit Q...

Page 67: ...otor can be seriously damaged by a collision while operating or trailering Damage could make the out board motor unsafe to operate If the outboard motor hits an object in the wa ter follow the procedu...

Page 68: ...ely blows again EMU29520 Power trim and tilt will not operate If the engine cannot be tilted up or down with the power trim and tilt the power tilt because of a discharged battery or a failure with th...

Page 69: ...n the engine oil tank Do not use this emergency procedure unless the oil level warning indicators are working 1 Remove the top cowling 2 Turn on the main switch 3 Lift the emergency switch to pump re...

Page 70: ...wash away mud salt sea weed and so on with fresh water 2 Remove the spark plugs and face the spark plug holes downward to allow any water mud or contaminants to drain 3 Drain the fuel from the vapor...

Page 71: ......

Page 72: ...YAMAHA MOTOR CO LTD Printed on recycled paper Printed in Japan August 2003 0 1 1...

Reviews:

No comments

Related manuals for Z300A 2003

AR0140CS2M00AUEAH3-GEVB

Brand: ON Semiconductor Pages: 5

Brand: LITETRONICS Pages: 2

Brand: Advantech Pages: 124

Brand: ECS Pages: 44

Brand: ASROCK Pages: 2

Brand: RIB Pages: 12

Brand: Icop Pages: 31

Brand: Intel Pages: 1

Brand: Cebekit Pages: 8

Spacewalker AV40

Brand: Shuttle Pages: 81

Brand: MiTAC Pages: 132

Brand: TYAN Pages: 86

Brand: DFI Pages: 61

Brand: TYAN Pages: 103

Brand: ASROCK Pages: 88

RACK EP2C612D16C-4L

Brand: ASROCK Pages: 92

QC5000-ITX/WiFi

Brand: ASROCK Pages: 125

Brand: ASROCK Pages: 123

Brands by name

0 1 2 3 4 5 6 7 8 9 A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

Popular brands

Load more brands