Yamaha EF3000iSE - Inverter Generator - 3000 Maximum AC... New Model Manual Download | Manualshive

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Engine

Type:

MZ175

4-stroke, OHV, Single cylinder, Air cooled,
Lubrication:

Splash oil

Displacement:

171 cc

Bore

×

Stroke:

66.0

×

50.0 mm

New specification:
Valve clearance: 0.2 mm (IN/EX)

Main features:

8

Ignition system with engine speed limiter

8

Oil warning system

8

Auto de-compressor system

8

Valve stem oil seal on intake valve

8

Stellite exhaust valve

Difference from EF2800i

The intake port of the cylinder head is altered to improve engine performance.
The push rod is altered to reduce operating noise of the engine.

MZ175 Engine

Valve
clearance

Cylinder
head

Air
shroud

EF2800i (7VU)

EF3000iSE (7WL)

Steel

Steel

Aluminum

Steel

ID mark

EF3000iSE new model guide 3/14/03 4:20 PM Page 16

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Summary of Contents for EF3000iSE - Inverter Generator - 3000 Maximum AC...

Page 1: ...YAMAHA GENERATOR NEW MODEL GUIDE EF3000iSE EF3000iSEB YAMAHA MOTOR CO LTD O P E OPERATIONS SERVICE GROUP March 2003 318040 EF3000iSE new model guide 3 14 03 4 20 PM Page 0 1 ...

Page 2: ...tion 6 Instantaneous frequency fluctuation instantaneous voltage drop 6 Electronic breaker 7 GENERATOR Cooling system 8 Control panel 9 Indicators 9 Overload warning lamp 9 Output indicator 10 Oil warning lamp 10 Covers 10 DC 12 V output 11 Battery charging 12 ENGINE Engine 16 Ignition system 16 Oil warning system 17 Auto de compressor system 17 TECHNICAL TIPS Fuel tank removal 18 Engine oil repla...

Page 3: ...ality electricity equivalent to household power sup ply The EF3000iSE uses the same highly reputed and reliable MZ175 engine used on EF2600 for the USA and EF2300 for Europe Air intake Fuel tank cap Fuel gauge Recoil starter Control panel Service hatch Exhaust MF Battery Service hatch Main switch Economy control switch DC output AC receptacles Fuel pet cock Choke knob Oil warning lamp Output indic...

Page 4: ... a model that can be used for a wide range of applications even able to supply sine wave AC current to a UPS Uninterruptible Power Supply Multi pole alternator features The combination of ferrite magnets in the rotor and multi pole stator provides compact and high perfor mance alternator High frequency multi pole alternator features 16 pole rotor 24 pole stator coil 3 phase AC power generation Ref...

Page 5: ...er is a PWM sine wave inverter PWM Pulse Width Modulation 1 The generator s output frequency remains unchanged even when the engine speed varies 2 The output voltage is stable 3 The output waveform is sine wave with distortion ratio of less than 2 5 equivalent to household elec tricity Principles of power generation with an inverter portable generator An alternator that uses highly efficient ferri...

Page 6: ...interrupted Over voltage protection device AC output is interrupted when the excessive current flows into the generator from outside power source causing to rise voltage in the control unit Other functions of control unit Throttle control Control unit commands throttle motor to adjust engine speed automatically in accordance with the amount of the electrical consumption Electronic governor An elec...

Page 7: ... Caution If the engine is difficult to start after the carburetor is installed onto the engine make the throttle valve fully opened by hand and then start the engine Economy control operation and features Because output frequency of an inverter generator is unrelated to the engine speed it becomes possible to utilize a wide range of engine speed Therefore it also becomes possible to use low engine...

Page 8: ...e valve will be set in an almost completely closed position as soon as the engine is started When the economy switch is ON it will be in a position to maintain 2800 rpm The engine speed will be adjusted according to the requirements of the load on the system The throttle stops at the fully opened position when the engine is turned off in order to prepare for the next attempt to start the engine In...

Page 9: ...nventional synchronous type generators to achieve the rated volt age when full rated load is connected Thus the voltage variation occurs due to the change in engine speed and the influence of the internal resistance However adapting an inverter system the voltage vari ation can be maintained minimum level because the output voltage cannot be influenced directly from engine speed The voltage variat...

Page 10: ...in the control unit When output from the control unit exceeds a specific limit output is automat ically interrupted to protect the generator from damage The control unit is designed to continuously monitor the output current for overloads and if the current over load continues longer than a specified time output is interrupted When using induction motors or similar devices such as underwater pumps...

Page 11: ... the overload warning light turns on Stop the engine Verify the required load of the connected device and reduce to the rated load of the generator if necessary Verify whether or not there is a problem with a connected device A possible cause of excessive current drain Check for foreign matter in the cooling air inlet and areas around the control unit which could block incom ing air To return the ...

Page 12: ...has started up the overload warning light red will turn off while the output indi cator green will continue to be lit 3 Oil warning lamp As in previous Yamaha generators the engine will shut off automatically when the oil level decreases to a specified level When this happens and the recoil starter is pulled the engine will not start and the oil warning light will turn on Covers Left cover Control...

Page 13: ... cover Control unit Alternator Engine cylinder Muffler Rotor Ass y Muffler Cooling fan Generator cooling air inlet Flow of cooling air over generator and muffler Controller Cooling air inlets Battery Cooling air inlets Recoil starter Muffler Generator fan Generator cooling air inlet Overall flow of cooling air Control unit Intake box Cooling air inlets Fan case Cooling fan Flow of cooling air over...

Page 14: ...R R R R R G G G G G G O O O O O O O O O O O O O O O B W O O O Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y L L R G L L L L L L O O O L L L W W W W B B W W R W G Y G Y G Y Gy G Y G Y G Y G Y B W B W B W B W B W R W R W B W B B W B W B W R R R R R O Y R R B B B B B B R Br Br Br Br Br Br Br Br OFF ON START R R R q r w e 1 2 3 4 t 0 9 6 7 5 i 3 2 8 4 1 0 o u u y 5 1 Main coil 2 Sub coil 3 DC coil 4 DC rectif...

Page 15: ...ventilation where the battery is charged Otherwise explosion might happen 3 Be very careful to handle the electrolyte diluted sulfuric acid It will burn anything so keep it away from your eyes skin and clothes First aid procedures If your skin or clothes catch the electrolyte wash them with a great amount of water immediately If it enters your eyes wash with a great amount of water and consult the...

Page 16: ...bout every hour Make sure the reset is not turned off The battery is considered to be fully charged when the spe cific gravity is 1 26 1 28 9 Measure the specific gravity for each cell 3 Connect the charging cord across the battery and DC outlet Start the engine to charge the battery When charging set the economy control switch at OFF To connect the cord do in the order of the numbers shown in the...

Page 17: ...matically activated to increase generator output when the AC output current exceeds 20 amps and the voltage at the condenser inside the control unit drops down to below 190 volts The power source is a 12 V battery that is installed in the generator to operate starter motor DC DC convert er works for maximum 10 seconds only when large amount of starting current is needed and increases max imum outp...

Page 18: ... converter unit is equipped with two indicator lamp LED on the unit When the DC DC converter is activated automatically indicator lamps are lit or blink to designate the state of the system The designations of indicator lamps are listed in the table below NOTE The red LED turns ON and interrupts DC DC converter output automatically to protect the component when any of the abnormal operating condit...

Page 19: ...il warning system 8 Auto de compressor system 8 Valve stem oil seal on intake valve 8 Stellite exhaust valve Difference from EF2800i The intake port of the cylinder head is altered to improve engine performance The push rod is altered to reduce operating noise of the engine MZ175 Engine Valve clearance Cylinder head Air shroud EF2800i 7VU EF3000iSE 7WL Steel Steel Aluminum Steel ID mark EF3000iSE ...

Page 20: ...imiter unit The oil warning switch is installed in the crankcase When the engine oil level drops below the specified level the ignition system is killed and the engine will be automatically stopped This function prevents the engine from serious damage The oil warning lamp turns on by attempting to start the engine so as to warn the operator that the engine oil should be replaced or refilled Oil wa...

Page 21: ...jected above the base circle of exhaust cam lobe The pin consequently pushes valve lifter causing exhaust valve to stay open thus the compression pres sure is released When the engine speed becomes faster the decompres sion weight which holds the pin in the position is thrown out and the pin moves back thus the engine can be started as the exhaust valve functions normally EF3000iSE new model guide...

Page 22: ...or a long period of time in locations subject to direct sunlight with the generator inside the vehicle 9 Due to the risk of fire store any surplus fuel gasoline in a portable iron tank Caution Do not place heavy objects on the generator 1 Turn the engine switch to the STOP position 2 Drain the fuel from the fuel tank 3 Turn the fuel petcock knob to OFF position 4 Set the caster lock lever to the L...

Page 23: ...sition to stop the engine Q WARNING Do not drain oil from the engine immediate after the engine has stopped since the engine oil is hot 3 Loosen the bolt 1 and remove the cover 2 4 Remove the lower rubber cap 1 and the side rubber cap 2 5 Remove the oil filler cap 1 and the oil drain bolt 2 NOTE Place the oil pan under the engine Engine switch 1 2 2 1 2 1 Extension bar Ratchet handle 1 2 EF3000iSE...

Page 24: ...ith knob Carburetor Control box A 300 mesh filter is used that prevents debris sand and other foreign objects from entering the fuel petcock and carburetor Filter performance is enhanced and overflow from the carburetor is prevented A large capacity fuel tank is used that has a capacity of 12 7 liters when filled to the red level Control box Fuel tank Fuel strainer Fuel petcock holding screw Fuel ...

Page 25: ... 22 Air cleaner Dual filter Paper filter element and Semi dry formed rubber element Air cleaner Foamed urethane filter Paper filter EF3000iSE new model guide 3 14 03 4 20 PM Page 22 ...

Page 26: ...Install the muffler screen 3 the muffler cap 2 and the spark arrester 4 Fuse replacement 1 Turn the engine switch to the STOP position to stop the engine 2 Remove the side cover and the battery box 3 Remove the fuse 1 4 Replace the blown fuse with one of proper amper age Caution Do not use a fuse of a different capacity or other objects such as wire or paper instead of a fuse 1 2 3 4 1 GOOD NO GOO...

Page 27: ... me thod Improper handling can cause burns and blindness CAUTION CAUTION Do not store the electrolyte in locations subject to high tem peratures high humidity or direct sunlight locations where the electrolyte container may fall easily or locations where there is the risk of other objects dropping onto the electroly te container causing it to rupture After filling add sodium bicarbonate baking sod...

Page 28: ...t of the plastic bag and remove the com bination cover and sealing plug used to cover the battery Combination cover and sealing plug Seals CAUTION Do not peel off the seals or poke holes in them with a sharp object Needle Filling of Battery Invert the electrolyte container and press the six seals straight down onto the filler ports to break the seals and allow the battery to be filled with electro...

Page 29: ...rge for about 5 minutes The battery must be replaced if there is no change in the voltmeter reading A after 5 minutes Since excessively high current will flow once the current begins to flow always make sure to adjust the voltage of the charger so as not to exceed the standard current This initial charging procedure can be performed automatically by using the Yuasa MF Battery Charger such as model...

Page 30: ...Flywheel magnet puller 90890 01355 Bolt flywheel magnet puller 3 Engine tachometer Use of the PET 1000 or PET 2000DX engine tachometer made by Oihama Kogyo Co Ltd is recom mended Note that the reading may not be right if the position of the engine tachometer is wrong Keep it away from the engine 90793 80009 Engine tachometer PET 1000 90793 80032 Engine tachometer PET 2000DX 27 M6 EF3000iSE new mod...

Page 31: ...8 4 1 0 o u u y 5 EF3000iSE 120V 60 Hz 7WL2 010 EF3000iSEB with DC DC converter 120 V 60Hz 7WL2 030 1 Main coil 2 Sub coil 3 DC coil 4 DC rectifier 5 Control unit 6 AC pilot light 7 AC receptacle 8 Ground Earth terminal 9 Economy control switch 0 Overload indicator light q DC receptacle w DC protector breaker e Engine switch r Oil warning light t Speed limiter y Oil level gauge u Ignition coil i S...

Page 32: ...1 0 o u u u u y y 4 6 7 5 3 4 2 0 8 9 1 EF3000iSE 120V 60 Hz 7WL2 020 EF3000iSE 230V 50 Hz 7WL3 020 030 1 Main coil 2 Sub coil 3 DC coil 4 DC rectifier 5 Control unit 6 AC pilot light 7 AC receptacle 8 Ground Earth terminal 9 Economy control switch 0 Overload indicator light q DC receptacle w DC switch e Engine switch r Oil warning light t Speed limiter y Oil level gauge u Ignition coil i Spark pl...

Page 33: ...I unit p Stepping motor a Rectifier s Battery d Starter relay f Starter motor G Y R W B W B B R R R R R R R R M R B L L L L B R R R R R R R R G G G O O O O O O O O O O O O O O B W O O O Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y L L L L O O O L L L W W W W B B W W R W G Y G Y G Y Gy G Y G Y G Y G Y G Y B W B W B W B W B W R W R W B W B B W B W B W R R R R R O Y R R B B B B R Br Br Br Br Br Br Br OFF ON S...

Page 34: ... 31 External views of the EF3000iSE 680 445 555 Serial number Serial number EF3000iSE new model guide 3 14 03 4 20 PM Page 31 ...

Page 35: ... Spark plug BPR4ES NGK Starter type Recoil Electric type Engine cut off Ignition cut off Battery YTX12 BS 12V 10Ah 10HR YUASA Electrical specifications Generator type Inverter Type Rated frequency Hz 60 60 60 50 50 50 50 AC output Rated voltage V 120 120 120 220 230 230 230 Rated output kVA 2 8 Rated amperes A 23 3 23 3 23 3 12 7 12 2 12 2 12 2 DC output Rated output W 144 144 99 6 144 144 144 144...

Page 36: ...YAMAHA MOTOR CO LTD 2003 03 1 0 1 n EF3000iSE new model guide 3 14 03 4 20 PM Page 33 ...

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