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Yamakoyo SH2900DX, Owner'S Manual

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Yamakoyo SH2900DX Owner'S Manual Download Page 20

17

MAINTENANCE

3.  Soak the element in clean engine oil and squeeze out the excess oil. The engine    

     will smoke during initial start-up it too much oil is left in the element.

4.  Reinstall the air cleaner element and the cover.

AIR CLEANER COVER 

CLIP

CLIP

AIR CLEANER ELEMENT 

ELEMENT

Fuel Sediment Cup Cleaning

The sediment cup prevents dirt or water which may be in the fuel tank from entering 

the carburetor. If the engine has not been run for a long time, the sedim cup should 

be cleaned.

1.  Turn the fuel valve to the OFF position. Remove the sediment cup, O-ring, and filter.

2.  Clean the sediment cup, O-ring, and filter in nonflammable or high flash point solvent.

3.  Reinstall the filter, O-ring, and sediment cup.

4.  Turn the fuel valve ON and check for leaks.

FUEL VALVE

SEDIMENT CUP

OFF

SEDIMENT CUP

O-RING

Spark Plug Service

Recommended spark plugs:

  YK550, YK650,  YK800, YK900, YK1100, YK1300,    

Yk1500, BP6ES(YAMAKOYO)

To ensure proper engine operation, the spark plug must be properly gapped and free 

of deposits.

FUEL FILTER

Summary of Contents for SH2900DX

Page 1: ......

Page 2: ... We have provided important safety messages in this manual and on the generator Please read these messages carefully A safety message alerts you to potential hazards that could hurt you or others Each safety message is preceded by a safety alert symbol and one of three words DANGER WARNING or CAUTION These mean You WILL be KILLED or SERIOUSLY HURT if you don t follow instructions You CAN be KILLED...

Page 3: ...al System Generator Ground Circuit AC Applications AC Operation DC Operation Disconnecting the battery cables PRE OPERATION CHECK Engine Oil Fuel Recommendation STARTING THE ENGINE STOPPING THE ENGINE MAINTENANCE Maintenance Schedule Engine Oil Change Air Cleaner Service Fuel Sediment Cup Cleaning Spark Plug Service TRANSPORTING STORAGE TROUBLESHOOTING SPECIFICATIONS STALLATION OF OPTIONAL PARTS 1...

Page 4: ... generator quickly in case of emergency Understand the use of all generator controls output receptacles and connections Be sure that anyone who operates the generator receives proper instruction Do not let children operate the generator without parental supervision Carbon Monoxide Hazards Exhaust contains poisonous carbon monoxide a colourless and odourless gas Breathing exhaust can cause loss of ...

Page 5: ...gh to ignite some materials Keep the generator at least 1 meter 3 feet away from buildings and other equipment during operation Do not enclose the generator in any structure Keep flammable materials away from the generator The muffler becomes very hot during operation and remains hot for a while after stopping the engine Be careful not to touch the muffler while it is hot Let the engine cool befor...

Page 6: ...TERMINAL OIL FILLER CAP PILOT LAMP OIL DRAIN PLUG ENGINE SWITCH FUEL VALVE AIR CLEANER ENGINE SERIAL NUMBER AC RECEPTACLES Record the engine and frame serial numbers for your future reference Refer to these serial numbers when ordering parts and when making technical Engine serial number SPARK PLUG CAP FUEL TANK CAP FUEL METER MUFFLER ...

Page 7: ... operating the starter again Recoil Starter To start the engine pull the starter grip lightly until resistance is felt then pull briskly Do not allow the starter to snap back against the engine Return it gently to prevent damage to the starter Fuel Valve The fuel valve is located between the fuel tank and carburetor When the valve lever is in the ON position fuel is allowed to flow from the fuel t...

Page 8: ... does not exceed the rated load capacity of the circuit before switching the circuit breaker ON again Ground Terminal The generator ground terminal is connected to the frame of the generater the metal non current carrying parts of the generator and the ground terminals of each receptacle GROUND TERMINAL Oil Alert System The Oil Alert system is designed to prevent engine damage caused by an insuffi...

Page 9: ...l The battery must be connected to the generator DC terminals with the proper polarity battery positive to generator red terminal and battery negative to the generator black terminal DC Circuit Protector The DC circuit protector automatically shuts off the DC battery charging circuit when the generator is overloaded when there is a problem with the battery or the connections between the battery an...

Page 10: ...nts to the ground terminals in the AC output receptacles The system ground is not connected to the AC neutral wire Local regulations codes or laws may require that the ground system be connected to the AC neutral wire If the generator is tested by a receptacle tester it will not show the same ground circuit condition as for a home receptacle If local regulations codes or laws require the system gr...

Page 11: ...and power tool manufacturers usually list rating information near the model number or serial number Do not exceed the current limit specified for any one receptacle If an overloaded circuit causes the AC circuit breaker to switch OFF reduce the electrical load on the circuit wait a few minutes and then reset the circuit breaker AC Operation 1 Start the engine 2 Switch ON the AC circuit breaker 3 P...

Page 12: ...tery or a wiring problem will trip the DC circuit protector PUSH button extends out If this happens wait a few minutes before pushing in the circuit protector to resume operation If the circuit protector continues to go OFF discontinue charging and see your authorized generator dealer Disconnecting the battery cables 1 Stop the engine 2 Disconnect the negative battery cable from the generator nega...

Page 13: ...Classification SG SF CC CD Motor oils classified SG SF CC CD will show this designation on the container 1 SG SF CC CD SINGLE VISCOSITY 2 SG SF CC CD MULTI VISCOSITY SAE 10W 30 is recommended for general all temperature use Other viscosities shown in the chart may be used when the average temperature in your area is within the indicated range 1 Remove the oil filler cap and wipe the dipstick clean...

Page 14: ...k FUEL TANK CAP FUEL LEVEL GAUGE FUEL STRAINER Use gasoline with a pump octane rating of 86 or higher We recommend unleaded gasoline because it produces fewer engine and spark plug deposits and extends exhaust system life Never use stale or contaminated gasoline or oil gasoline mixture Avoid getting dirt or water in the fuel tank Occasionally you may hera light spark knock or pinging metallic rapp...

Page 15: ...rosion inhibitors to protect the fuel system Gasoline containing more than 5 methanol by volume may cause starting and or performance problems and may damage metal rubber and plastic parts of your fuel system MTBE methyl tertiary butyl ether You may use gasoline containing up to 15 MTBE by volume Before using an oxygenated fuel try to confirm the fuel s contents Some states require this informatio...

Page 16: ...ou want to operate the choke manually move the choke rod out to the CLOSED position 4 Start the engine With recoil starter Turn the engine switch to the ON position Pull the starter grip lightly until resistance is felt then pull briskly Do not allow the starter grip to snap back against the engine Return it gently to prevent damage to the starter or housing 5 If you have manually closed the choke...

Page 17: ...n the engine switch to the OFF position In normal use 1 Turn the AC circuit breaker to the OFF position 2 Disconnect all electrical loads from panel receptacles Disconnect DC battery charging cables 3 Turn the engine switch to the position 4 Turn the fuel valve to the OFF position ...

Page 18: ... the proper tools and is mechanically proficient 3 For professional commercial use log hours of operation to determine proper maintenance intervals Engine oil change Drain the oil while the engine is warm to assure rapid and complete draining 1 Remove the drain plug and sealing washer oil filler cap and drain the oil 2 Reinstall the drain plug and sealing washer Tighten the plug securely 3 Refill ...

Page 19: ...o not throw it in the trash or pour it on the ground Air cleaner service A dirty air cleaner will restrict air flow to the carburetor To prevent carburetor malfunction service the air cleaner regularly Service more frequently when operating the generator in extremely dusty areas Using gasoline or flammable solvent to clean the filter element can cause a fire or explosion Use only soapy water or no...

Page 20: ...or If the engine has not been run for a long time the sedim cup should be cleaned 1 Turn the fuel valve to the OFF position Remove the sediment cup O ring and filter 2 Clean the sediment cup O ring and filter in nonflammable or high flash point solvent 3 Reinstall the filter O ring and sediment cup 4 Turn the fuel valve ON and check for leaks FUEL VALVE SEDIMENT CUP OFF SEDIMENT CUP O RING Spark P...

Page 21: ... 0 031 in 20 MAINTENANCE 18 0 70 0 80 mm 0 028 0 031 in PLUG WRENCH PLUG CAP 7 Check that the spark plug washer is in good condition and thread the spark plug in by hand to prevent cross threading 8 After the spark plug is seated tighten with a spark plug wrench to compress the washer If installing a new spark plug tighten 1 2 turn after the spark plug seats to compress the washer If reinstalling ...

Page 22: ...eparation required Fill with fresh gasoline and add gasoline conditioner 1 to 2 months 2 months to 1 year Fill with fresh gasoline and add gasoline conditioner Drain the carburetor float bowl Drain the fuel sediment cup Fill with fresh gasoline and add gasoline conditioner Drain the carburetor float bowl Drain the fuel sediment cup Remove the spark plug Put a tablespoon of engine oil into the cyli...

Page 23: ...bout a tablespoon of clean engine oil into the cylinder Crank the engine several revolutions to distribute the oil then reinstall the spark plug 4 slowly pull the starter grip until resistance is felt At this point the piston is coming up on its compression stroke and both the intake and exhaust valves are closed Storing the engine in this position will help to protect it from internal corrosion W...

Page 24: ...parks should jump across the gap To check 1 Turn off the engine switch and loosen the drain screw 2 Fuel should flow from the drain when the engine switch is turned on WARNING Be sure there is no spilled fuel around the spark plug Spilled fuel may ignite NO NO Still spark NO If the engine still does not start take the generator to an authorized generator dealer YES YES NO NO No electricity at the ...

Page 25: ...0 389 13 0 13 0 6 5 5 5 8 3 12 0 13 8 12 0 HP YES YES YES YES YES Rated Maximum 50Hz 50Hz 60Hz 60Hz OTHERS Rated power factor Cos DC output V A Rated voltage V W 2000 2400 3000 4000 5000 5500 2300 2500 2900 2800 3000 3500 3700 3500 5000 5600 5500 7000 6400 6000 8000 110 220 220 120 240 12V8 3A 12V8 3A 12V8 3A 12V8 3A 12V8 3A 12V8 3A 1 0 4800 4500 6000 Fuel Tank Capacity 15 15 31 5 L Heigh Dimensio...

Page 26: ...23 STALLATION OF OPTIONAL PARTS Wheel Kit Installation ...

Page 27: ... generator rear housing 4 Set the battery on the battery tray and secure with the battery bracket Connect the starter cable to the battery positive terminal first then to the negative terminal When disconnecting disconnect at the battery negative terminal first 5 Install the battery guard plate on the battery guard STARTER CABLE STARTER CABLE positive STARTER SOLENOID STARTER CABLE NOTE Use a batt...

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