Honda EX350 User's Manual
Contents
1. If electrolyte gets in your eyes flush with water for at least 15 minutes and call a physician immediately Electrolyte is poisonous If swallowed drink large quantities of water or milk and follow with milk of magnesia or vegetable oil and call a physician e KEEP OUT OF REACH OF CHILDREN To prevent the possibility of creating a spark near the battery connect charging cables first to the battery then to the generator Disconnect cables first at the generator Before connecting charging cables to a battery that is installed in a vehi cle disconnect the vehicle s grounded battery cable Reconnect the vehicle s grounded battery cable after the charging cables are removed This procedure wiil prevent the possibility of a short circuit and sparks if you make accidental contact between a battery terminal and the vehi cle s frame or body 19 Y WARNING Never lean over the battery when making connections e Never attempt to charge a frozen battery The battery could rupture and explode If you suspect that a battery may be frozen remove the vent caps and check the fluid If there seems to be no fluid or if you see ice do not attempt to charge the battery until the fluid thaws CAUTION e Be careful to connect the charging cables to the correct battery and generator terminals positive to positive and negative to negative If the charging cables are connected positive to negative it may cause serious battery or generat2. Owner s Manual EX350 Click here to save this manual to your computer The generator is a potential source of electrical shock if misused Do not expose the generator to moisture rain or snow Do not let the generator get wet and do not operate it with wet hands A ERU qu A RE EN EL A A A A AS Thank you for purchasing a Honda generator This manual covers the operation and maintenance of the EX350 generator The EX350 is equipped for manual starting only All information in this publication is based on the latest product information available at the time of printing Honda Motor Co Ltd reserves the right to make changes at any time without notice and without incurring any obligation No part of this publication may be reproduced without written permission This manual should be considered a permanent part of the generator and should remain with the generator if it is resold In some areas generators are required by law to be registered with local utility companies Please check local regulations for proper registration and use procedures This generator is equipped with a U S D A qualified spark arrester which requires periodic maintenance to ensure its effectiveness is illegal in some areas to operate an engine without a spark arrester check local laws and regulations Pay special attention to statements preceded by the following words Indicates a strong possibility of severe personal inju
3. SEES VNDE DK ERATES DADO NIMIUM RUNS SR MEN OUTPUT SELECTOR SWITCH Turn the output selector switch to either position as required You can turn the switch to the 150 VA position for quiet generator operation if 150 VA is sufficient to operate your AC appliance Turn the switch to the 300 VA position for full generator output NOTE When using the DC output always set the switch in the 300 VA position 50 W OUTPUT SELECTOR SWITCH STA 18 a AAA A A AA AAA A mc ARDOR E PUR TREE IIIS DU M E CUEVA SIT SEES DC application The DC terminals may be used for charging 12 volt automotive type bat teries only NOTE When using the DC output turn the output selector switch to the 300 VA position 1 Start the generator 2 Connect the red lead of the battery charging cable to the positive battery terminal and the black lead to the negative battery terminal 3 Plug the battery charging cable into the DC receptacle of the generator WWARNING CIRCUIT BREAKER OF Om ON OFF The battery gives off explosive gases keep sparks flames and ciga rettes away Provide adequate ventilation when charging or using bat teries in an enclosed space The battery contains sulfuric acid lelectrolyte Contact with skin or eyes may cause severe burns Wear protective clothing and a face shield electrolyte gets on your skin flush with water
4. and dirt being drawn through the carburetor into the engine 1 Remove the spark plug inspection cover by raising the tab 2 Remove the air cleaner cover by loosening the cover screw with a screwdriver SPARK PLUG INSPECTION COVER 10 4 STARTING THE ENGINE 1 Turn the fuel cap lever fully clockwise to the position FUEL CAP LEVER 2 Disconnect any load from the AC receptacle and DC receptacle The generator may be hard to start If a load is connected 11 gr a ee ag I SIM DI 3 Move the engine switch to the CHOKE position NOTE If restarting a warmed up engine set the switch to the ON position ENGINE SWITCH Cold Engine Restart Hot Engine CAUTION Do not allow the starter grip to snap back against the generator Return it gently to prevent damage to the housing 12 5 Turn the engine switch to the ON position as the engine warms up ENGINE SWITCH NOTE e If the air temperature is high return the engine switch to ON as soon as the engine starts e The AC output indicator will light when the engine starts and will remain lit while the engine is running 13 5 GENERATOR USE Before connecting an appliance to the generator make sure that it is in good working order and that its electrical rating does not exceed that of the generator NOTE Appliance and power tool manufacturers usually list rating informa tion near the model number o
5. E ENGINE NOTE To stop the engine in an emergency turn the engine switch to the OFF position In normal use 1 Disconnect any load at the AC receptacie Disconnect DC battery charging cable 22 3 Turn the fuel cap lever fully counterclockwise to the OFF position CAUTION Be sure the fuel cap lever and the engine switch are OFF when stopping transporting and or storing the generator 23 7 MAINTENANCE Maintenance Schedule Periodic maintenance and adjustment is necessary to keep the generator in good operating condition Perform the service and inspection scheduled in the table Y WARNINO Shut off the engine before performing any maintenance If the engine must be run make sure the area is well ventilated Exhaust contains poisonous carbon monoxide gas exposure can cause loss of consciousness and may lead to death CAUTION Use only genuine HONDA parts or their equivalent The use of replacement parts which are not of equivalent quality may damage the generator 24 Maintenance Schedule REGULAR SERVICE PERIOD 3 Every Every Every st month 3 months 6 months year or or or 20 50 Hes 100 Hrs 300 Hrs ITEM Perform at every indicated month or operating hour inter val whichever comes first E UE Clean Lnd incl er CR Check Spark plug Check Clean Spark arrester and Muffler and exhaust pipe Clean Clean Clean Combu
6. PPER LEVEL line e Your engine ls designed to use any gasoline that has a pump oc tane number of 86 or higher or that has a research octane number of 91 or higher Gasoline pumps at service stations normally display the pump octane number e We recommend that you use unleaded fuel because it produces fewer engine and spark plug deposits and extends the life of exhaust system components e Never use stale or contaminated gasoline Avoid getting dirt dust or water in the fuel tank Use of a lower octane gasoline can cause persis tent pinging or heavy spark knock a metallic rapping noise which if severe can lead to engine damage CAUTION if spark knock or pinging occurs at a steady engine speed under normal load change brands of gasoline If spark knock or pinging persists consult your authorized Honda dealer Failure to do so is con sidered misuse and damage caused by misuse is not covered by Honda s Limited Warranty e Premix gasoline and oll in a ratio of 100 1 v only HONDA 2 STROKE OIL or NMMA BIA certified service TC W Stroke oil Preparation of Gasoline Oil Mixture Use a plastic one ounce kitchen measuring cup for the oil prepare the mixture in a clean approved fuel container and shake until thoroughly mixed before filling the fuel tank asoline 100 2 stroke oil 1 part 1 6 U S oz 5 cc cc 1 4 U S oz 9 cc 10 cc 3 5 U S oz 19 cc Fuel tank ca
7. Place the generator on a firm level surface avoid loose sand or snow If the generator is tilted or overturned fuel spillage and a fire may result To prevent fire hazards and to provide adequate ventilation keep the generator at least 1 meter 3 feet away from buildings and other equip ment during operation Do not place flammable objects close to the generator Connections for standby power to a building s electrical system must be made by a qualified electrician and must comply with all applicable laws and electrical codes Improper connections can allow electrical current from the generator to backfeed into the utility lines Such backfeed may electrocute utility company workers or others who contact the lines dur ing a power outage and when utility power is restored the generator may explode burn or cause fires in the building s electrical system Children and pets must be kept away from the area of operation due to a possibility of electric shock or burns from hot components Know how to stop the generator quickly and understand the operation of all the controls Never permit anyone to operate the generator with out proper instruction The generator is a potential source of electrical shock if misused Do not expose the generator to moisture rain or snow Do not let the generator get wet and do not operate it with wet hands Fuel is extremely flammable and is explosive under certain conditions Refuel in a well ventilated area wi
8. Soak the element in clean engine oil and squeeze out the excess oil 4 Reinstall the element and cover ELEMENT AIR CLEANER CASE COVER I I 2 SPARK PLUG INSPECTION COVER 26 Spark Plug Service Recommended spark plug BMR 6A W20MR U NIPPONDENSO To ensure proper engine operation the spark plug must be properly gapped and free of deposits If the engine has been running the muffler will be very hot Be careful not to touch the muffler 1 Remove the spark plug maintenance cover then remove the spark plug cap 2 Clean any dirt from around the spark plug base 3 Use a wrench to remove the spark plug SPARK PLUG i NEE 4 Visually inspect the spark plug Discard it if the insulator is cracked or chipped Clean the spark plug with a wire brush if it is to be reused 5 Measure the plug gap with a feeler gauge The gap should be 0 6 0 7 mm 0 024 0 028 in Correct as necessary by carefully bending the side electrode 0 6 0 7 mm 0 024 0 028 in 27 6 Make sure that the spark plug washer is in good condition and thread the spark plug n by hand to prevent cross threading 7 After the spark plug ls seated tighten with a spark plug wrench to com press the washer NOTE If installing new spark plug tighten 1 2 turn after the spark plug seats to compress the washer If reinstalling a used spark plug tighten 1 8 1 4 turn after the spark plug seats to com
9. ator engine switch immediately Then disconnect the appliance and examine it for signs of malfunction 16 OUTPUT AND OVERLOAD INDICATORS If the generator is overloaded excess of 350 VA or if there is a short circuit in a connected appliance the red overload light will go ON The red overload light will stay ON and after about ten seconds current to the connected appliance s will shut off and the green light will go OFF Stop the engine and investigate the problem Determine if the cause 18 a short circuit In a connected appliance or an overload Correct the problem and restart the generator Before connecting an appliance to the generator make sure that it is in good order and that its electrical rating does not exceed that of the generator Then start the generator and connect the power cord of the appliance NOTE The overload indicator red lamp will light if the engine slows down excessively A clogged spark arrester or exhaust pipe screen may cause the engine to run slowly or stall If that occurs check the spark arrester p 29 and exhaust pipe screen p 30 and clean them if necessary OUTPUT INDICATOR GREEN OVERLOAD INDICATOR RED NOTE When an electric motor is started both the red and the green lights may go on simultaneously This is normal if the red light goes off after about ten 10 seconds If the red light stays on consult your Honda generator dealer 17 ENTE TEE IT EEE KERNE TEE
10. electrician and must comply with all applicable laws and electrical codes Consult the dealer regarding your specific power requirements and by for your standby power needs Connections for standby power to a building s electrical system must be made by a qualified electrician and must comply with all applicable laws and electrical codes improper connections can allow electrical cur rent from the generator to backfeed into the utility lines Such backfeed may electrocute utility company workers or others who contact the lines during a power outage and when utility power Is restored the generator may explode burn or cause fires in the building s electrical system 15 AC applications 1 Start the engine and make sure the output indicator light comes on 2 Plug in the appliance NR Ist OVERLOAD OUTPUT INDICATOR INDICATOR GREEN AC RECEPTACLE RED CAUTION e For continuous operation do not exceed the rated power of 300VA and limit operation requiring the maximum power of 350VA to 30 minutes or less Substantial overloading that continuously lights the overload in dicator may damage the generator Marginal overloading that temporari lights the overload indicator may shorten the service life of the generator e Be sure that all appliances are in good working order before connecting them to the generator If an appliance begins to operate abnormally becomes sluggish or stops suddenly tum off the gener
11. ipment dealership personnel are trained professionals They should be able to answer any question you may have If you encounter a problem that your dealer does not solve to your satisfaction please discuss it with the dealership s management The Service Manager or General Man ager can help Almost all problems are solved in this way If you are dissatified with the decision made by the dealership s management contact the Honda Power Equipment Customer Service Office You can write to American Honda Motor Co Inc Honda Power Equipment Division Customer Service Office 4900 Marconi Drive Alpharetta GA 30005 2600 Or telephone 770 497 6400 When you write or call please give us this information e Model and serial numbers see page 7 Name of the dealer who sold the generator to you _ e Name and address of the dealer who services your generator e Date of purchase e Your name address and telephone number e Adetailed description of the problem 35 36 MEMO
12. nd DC receptacle e Is there a spark at the spark plug QoS Remove the spark plug cap Clean any dust from around the spark plug base and then remove the spark plug Install the spark plug in the plug cap Turn the engine switch to ON Grounding the side electrode to any engine ground pull the recoil starter to see if sparks jump across the gap Be sure there is no spilled fuel near the spark plug Spilled fuel may ignite Perform this test in a well ventilated area If there are no sparks replace the plug If the new spark plug does not spark take the generator to an authorized Honda dealer Engine runs slowly or stalls e s the exhaust pipe screen OK Inspect the screen and clean if clogged p 30 e isthe spark arrester OK Inspect the spark arrester and clean if clogged p 29 32 11 SPECIFICATIONS Dimension tEX3990A O 14 4x7 7x12 0 in Dry Weight 85kg 187 b X j Engine Bore x Stroke 37 x 32 mm 1 46 x 1 26 inl Ignition System CD J Fuel Tank Capacit 0 81 f 0 21 US gal Spark Plug BMR 6A NGK W20MR U NIPPONDENSO Generator Rated Frequenc Maximum Output 150 350VA_ Only for charging 12 V automotive batteries Maximum charging output NOTE Specifications are subject to change without notice 34 12 WARRANTY SERVICE Honda Power Equ
13. or damage e Do not attempt to start an automobile engine with the generator still connected to the battery this may damage the generator NOTE e The DC terminals may be used while the AC power is in use if the AC load does not exceed 250 VA e if the DC circuit becomes overloaded it will trip the circuit breaker green button will pop out If this happens wait a few minutes before pushing the circuit breaker button to resume operation 20 hme M M e High altitude operation At high altitude the standard carburetor air fuel mixture will be excessively rich Performance will decrease and fuel consumption will increase High altitude performance can be improved by installing a smaller diameter main fuel jet in the carburetor and readjusting the pilot screw If you always operate the generator at altitudes higher than 6 000 feet above sea level have your authorized Honda Generator dealer perform these carburetor modifications Even with suitable carburetor jetting engine horsepower will decrease ap proximately 3 596 for each 1 000 foot increase in altitude The affect of altitude on horsepower will be greater than this if no carburetor modifica tion is made CAUTION Operation of the generator at an altitude lower than the car buretor is jetted for may result in reduced performance overheating and serious engine damage caused by an excessively lean air fuel mixture 21 6 STOPPING TH
14. pacity 0 81 0 21 US gal Gasoline Unleaded regular gasoline Oil Honda 2 stroke oil or NMMA BIA certified service TC W 2 stroke oil Occasionally you may experience light spark knock while operating under heavy loads This is no cause for concern it simply means your engine is operating efficiently Y WARNING Gasoline is extremely flammable and is explosive under certain conditions Refuel in a well ventilated area with the engine stopped Do not smoke or allow flames or sparks in the area where the engine is refueled or where gasoline is stored Do not overfill the fuel tank there should be no fuel in the filler neck After refueling make sure the tank cap is closed properly and securely Be careful not to spill fuel when refueling Spilled fuel or fuel vapor may ignite If any fuel is spilled make sure the area is dry before starting the engine Avoid repeated or prolonged contact with skin or breathing of vapor KEEP OUT OF REACH OF CHILDREN AIR CLEANER The air cleaner accumulates dust and must be cleaned periodically If the engine is operated in unusually dusty areas the air cleaner must be cleaned at more frequent intervals than specified in the maintenance section Check the air cleaner element to be sure it is clean and in good condition Clean or replace the element if necessary page 26 CAUTION Never run the engine without the air cleaner Rapid engine wear will result from contaminants such as dust
15. press the washer CAUTION e The spark plug must be securely tightened An improperly tightened spark plug can become very hot and could damage the engine e Never use spark plugs which have an improper heat range Use only the recommended spark plugs or equivalent 28 Spark Arrester Maintenance If the generator has been running the muffler will be very hot Allow it to cool before proceeding CAUTION The spark arrester must be serviced every 100 hours to main tain its efficiency 1 Remove the spark plug inspection cover 2 Loosen the cover bolt and remove the air cleaner case cover 3 Unfasten the two latches remove the 5 mm screws and side cover 4 Remove the 6 mm bolts and 6 mm nut then remove the muffler deflec tor and tail pipe E 5 Remove the spark arrester carefully from the tail pipe CAUTION Be careful not to damage the spark arrester screen LATCH 6 Use a brush to remove carbon deposits from the spark arrester screen Inspect the screen for breaks or tears and replace it if necessary 7 Check the exhaust pipe gaskets replace if damaged Reinstall the muffler muffler protector and rear cover in the reverse order of disassembly Exhaust Pipe Screen Maintenance Carefully clean the screen with a fine wire brush or a toothbrush EXHAUST PIPE 30 8 TRANSPORTING STORAGE To prevent fuel spillage when transporting or during temporary storage the generator should be secured u
16. pright in its normal operating position with the engine switch OFF and the fuel cap lever turned fully counterclockwise to the OFF position Spilled fuel or fuel vapor may Ignite FUEL CAP LEVER AF SN UV AZ Before d the unit for an extended period 1 Be sure the storage area is freo of excessive humidity and dust 2 Drain the fuel Gasoline is extremely flammable and is explosive under certain conditions Do not smoke or allow flames or sparks in the area a With the engine switch ON remove the fuel tank cap b Drain the fuel into a suitable container by pouring the fuel mixture from the tank c Loosen the drain screw and drain the fuel from the carburetor into a suitable container Retighten the screw d Move the engine switch to OFF e Reinstall the fuel cap and turn the fuel cap lever fully to OFF 3 Remove the spark plug and pour about a teaspoonful of clean engine oil into the cylinder Reinstall the spark plug 4 Pull the starter grip until resistance is felt the piston is coming up on its compression stroke At this position the piston is above the intake and exhaust ports This will help protect the engine from corrosion 5 Cover the generator to keep out dust 31 9 TROUBLESHOOTING Engine will not start e is the fuel cap lever fully ON e 5 the engine switch in the ON position e s there enough fuel e Are all loads disconnected from the AC receptacle a
17. r serial number To ground the generator chassis connect a length of heavy wire between the ground terminal and an independant ground source Consult a qualified electrician for your particular appplication CAUTION e Limit operation requiring maximum power 350VA to 30 minutes For continuous operation do not exceed the rated power of 300 VA In either case the total wattage of all appliances connected must be considered Most motorized appliances require more than their rated wattage for startup e Do not exceed the current limit specified for any output e Do not connect the generator to a household circuit This could cause damage to the generator or to electrical eppliances in the house e When using AC and DC output simultaneously do not exceed 250 VA in the load connected to the AC receptacle An AC load exceeding 250 VA may not light the AC overload light but when added to the DC load it may shorten the service life of the generator 14 Connections for standby power If the generator will be used to supply power to a building s electrical System as an alternative to utility company power a double throw transfer Switch must be installed before connecting the generator The transfer switch disconnects the utility lines from the building s electrical system when the generator is connected A transfer switch is available from your authorized Honda generator dealer Installation must be performed by a qualified
18. ry or death if instructions are not followed CAUTION Indicates a possibility of personal injury or equipment damage if instructions are not followed NOTE Gives helpful information a problem should arise or if you have any questions about your generator consult an authorized Honda dealer Operating this equipment requires special effort to ensure the safety of the operator and the safety of others Read and understand this Owner s Manual before operating this equipment failure to do so could sesult in personal injury or equipment damage HONDA MOTOR CO LTD 1988 ALL RIGHTS RESERVED CONTENT DC Application AAA AAA 19 High Altitude Operation MIN a par ug ery ce 99 960996000999899 95000090090000909090 000909505209065000000090 990909020200009 1 SAFETY Read this label before you operate the generator ELECTRICAL SYSTEM BY A LICENSED ELECTRICIAN AREA POISONOUS CARBON MONOXIDE GAS THAT CAN CAUSE LOSS OF CONSCIOUSNESS AND MAY LEAD TO DEATH e READ OWNEN S MANUAL CAREFULLY WARNING Honda generators are designed to give safe and dependable service when operated according to instructions Read and understand this Owner s Manual before operating the generator Failure to do so could result in per sonal injury or equipment damage To avoid severe personal injury or equipment damage observe the following precautions e
19. stion chamber Fuel tank and filter Check Fuel ine Replace if necessary NOTE 1 Service more frequently when used in dusty area 2 These items should be serviced by an authorized Honda dealer unless the owner has the proper tools and is mechanically proficient See the Honda Shop Manuel 3 commercial use log hours of operation to determine proper maintenance ntervals 25 Air Cleaner Service The air cleaner accumulates dust and must be cleaned periodically If the engine is operated in unusually dusty areas the air cleaner must be cleaned at more frequent intervals than specified in the maintenance section A dirty air cleaner will restrict air flow to the carburetor To prevent car buretor malfunction service the air cleaner regularly page 24 Service more frequently when operating the generator in extremely dusty areas Never use gasoline or low flash point solvents for cleaning the air cleaner elements A fire or explosion could result CAUTION Never run the generator without the alr cleaner Rapid engine wear will result from contaminants such as dust and dirt being drawn through the carburetor into the engine To clean the element 1 Remove the spark plug inspection cover by lifting the tab 2 Loosen the cover screw and remove the air cleaner case cover 3 Remove the air cleaner element Wash the element in clean nonflam mable or high flash point solvent and dry it thoroughly
20. th the engine stopped Do not smoke or allow flames or sparks in the refueling area or where fuel is stored Do not overfill the fuel tank After refueling make sure the tank cap is closed properly and securely Be careful not to spill fuel when refueling Spilled fuel or fuel vapor may ignite If any fuel is spilled make sure the area is dry before star ting the engine e Never run the engine in an enclosed or confined area Exhaust contains poisonous carbon monoxide gas exposure may cause loss of con sciousness and may lead to death e The exhaust pipe becomes very hot during operation and remains hot for a while after stopping the engine Be careful not to touch the exhaust pipe while it is hot To avoid severe burns or fire hazards let the engine cool before transporting the generator or storing it indoors CAUTION Equipment damage and corrosion from sand dirt and water can occur if the generator is overturned or sinks into a soft surface 2 COMPONENT IDENTIFICATION AC OVERLOAD INDICATOR AC OUTPUT INDICATOR 8 YE NN NN _ FUEL CAP LEVER DC CIRCUIT BREAKER 3 PRE OPERATION CHECKS CAUTION Check the generator on a level surface with the engine stopped FUEL The Honda EX350 has a two stroke engine that requires a gasoline oil mixture Remove the filler cap and check the fuel level Refill the tank with pre mixed fuel if the fuel level ls low Do not fill above the U
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