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LC80ZB35-4.5Q User Manual

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Contents

1. PAPER FILTER ELEMENT FOAM FILTER ELEMENT Operating the engine without an air filter or with a damaged air filter will allow dirt to enter the engine causing rapid engine wear This type of damage is not covered by the Distributor s Limited Warranty CHECK FUEL LEVEL With the engine stopped and on a level surface remove the fuel tank cap and check the fuel level Refill the tank if the fuel level is low After refueling tighten the fuel tank cap securely A WARNING Gasoline is highly flammable and explosive You can be burned or seriously injured when handling fuel Stop the engine and keep heat sparks and flame away e Handle fuel only outdoors e Wipe up spills immediately MAXIMUM FUEL LEVEL Do not fill above the shoulder of the fuel strainer maximum NOTICE fuel level FUEL RECOMMENDATIONS Use unleaded gasoline with a pump octane rating of 86 or higher These engines are certified to operate on unleaded gasoline Unleaded gasoline produces fewer engine and spark plug deposits and extends exhaust system life Never use stale or contaminated gasoline or an oil gasoline mixture Avoid getting dirt or water in the fuel tank Occasionally you may hear a light spark knock or pinging metallic rapping noise while operating under heavy loads This is no cause for concern If spark knock or pinging occurs at a steady engine speed under normal load change brands of gasoline If
2. Parts Catalog This manual provides complete illustrated parts lists Customer Service Information Servicing 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 Manager can help Almost all problems are solved in this way 35 ZLONCin s s5s Loncin motor co Ltd Add No 99Hualong Road Jiulongpo District Chongqing China Tel 86 23 8980 5678 86 23 8980 8505 Fax 86 23 8906 7566 Email marketing loncinengine com Website www loncinengine com PRINTED IN CHINA
3. 31 4 Check engine Engine lacks power see page 29 30 11 Specifications 507B23 3 1Q 50ZB23 3 1QA 80ZB20 3 1Q 80ZB20 3 1QA Length mm 550 430 550 515 Width mm Suction port diameter Discharge port diameter 2 in 50 mm 3 in 80 mm 4 in 100 mm Max suction m 6 6 6 Max capacity m h 30 45 9 7 Displacement cc 163 196 242 Power kW 3600rpm Fuel tank capacity L 36 36 6 Oil capacity L 06 06 11 Spark plug gap 0 70 0 80 mm See page 22 Pump ldle speed 1400150 rpm Valve clearance cold Exhaust 0 20 0 02mm Intake 0 15 0 02 mm Other specifications No other adjustments needed 31 12 TECHNICAL amp CONSUMER INFORMATION Carburetor Modification for High Altitude Operation At high altitude the standard carburetor air fuel mixture will be too rich Performance will decrease and fuel consumption will increase A very rich mixture will also foul the spark plug and cause hard starting Operation at an altitude that differs from that at which this engine was certified for extended periods of time may increase emissions High altitude performance can be improved by specific modifications to the carburetor If you always operate your pump at altitudes above 5 000 feet 1 500 meters have your servicing dealer perform this carburetor modification This engine when operated at high altitude with the carburetor modifications for high altitude use will
4. PUMP SAFETY Your safety and the safety of others are very important And using this water pump safely is an important responsibility To help you make informed decisions about safety we have provided operating procedures and other information on labels and in this manual This information alerts you to potential hazards that could hurt you or others Of course it is not practical or possible to warn you about all the hazards associated with operating or maintaining a water pump You must use your own good judgment You will find important safety information in a variety of forms including safety Labels on the pump Safety Messages preceded by a safety alert symbol A and one of three signal words DANGER WARNING or CAUTION These signal words mean A DANGER You WILL be KILLED or SERIOUSLY HURT if you don t follow instructions A WARNING You CAN be KILLED or SERIOUSLY HURT if you don t follow instructions Riel BW You CAN be HURT if you don t follow instructions NOTICE Your pump or other property could be damaged if you don t follow instructions Safety Headings such as IMPORTANT SAFETY INFORMATION Safety Section such as PUMP SAFETY Instructions how to use this pump correctly and safely This entire book is filled with important safety information please read it carefully IMPORTANT SAFETY INFORMATION The pumps except 80WB30 4 5Q are designed to pump only water that is not intende
5. Among those acts that constitute tampering are e Removal or alteration of any part of the intake fuel or exhaust systems e Altering or defeating the governor linkage or speed adjusting mechanism to cause the engine to operate outside its design parameters 33 Problems That May Affect Emissions If you are aware of any of the following symptoms have your engine inspected and repaired by your servicing dealer e Hard starting or stalling after starting e Rough idle e Misfiring or backfiring under load Afterburning backfiring e Black exhaust smoke or high fuel consumption Replacement Parts The emission control systems on your engine were designed built and certified to conform with EPA and California emission regulations We recommend the use of genuine parts whenever you have maintenance done These original design replacement parts are manufactured to the same standards as the original parts so you can be confident of their performance The use of replacement parts that are not of the original design and quality may impair the effectiveness of your emission control system A manufacturer of an aftermarket part assumes the responsibility that the part will not adversely affect emission performance The manufacturer or rebuilder of the part must certify that use of the part will not result in a failure of the engine to comply with emission regulations Maintenance Follow the maintenance schedule on page 27 Rem
6. engine to run When the engine is not in use leave the fuel valve lever in the OFF position to prevent carburetor flooding and to reduce the possibility of fuel leakage FUEL VALVE LEVER Ignition Switch The ignition switch controls the ignition system The ignition switch must be in the ON position for the engine to run Turning the ignition switch to the OFF position stops the engine IGNITION SWITCH Choke Lever The choke lever opens and closes the choke valve in the carburetor The CLOSED position enriches the fuel mixture for starting a cold engine The OPEN position provides the correct fuel mixture for operation after starting and for restarting a warm engine CHOKE LEVER SN Throttle Lever The throttle lever controls engine speed Moving the throttle lever in the directions shown makes the engine run faster or slower Pump output is controlled by adjusting the throttle lever At maximum throttle position the pump will deliver the highest output volume Moving the throttle lever toward the idle position will decrease the output volume of the pump TH o LEVER Recoil Starter Grip Pulling the recoil starter grip operates the recoil starter to crank the engine 4 CHECK BEFORE OPERATION Be sure of what you are pumping This pump is designed to pump only fresh water that is not intended for human consumption For your safety and to maximize the service life of your equipment it is very important
7. to take a few moments before you operate the pump to check its condition Be sure to take care of any problem you find or have your servicing dealer correct it before you operate the pump A WARNING Improperly maintaining this pump or failing to correct a problem before operation could cause a malfunction in which you could be seriously injured Always perform a preoperation inspection before each operation and correct any problem Exhaust gas contains poisonous carbon monoxide Avoid inhalation of exhaust gas Never run the engine in a closed garage or confined area To prevent fire hazards keep the pump at least 3 feet 1 meter away from building walls and other equipment during operation Do not place flammable objects close to the engine Before beginning your preoperation checks be sure the pump is on a level surface and the ignition switch is in the OFF position Check the General Condition of the Pump Look around and underneath the pump for signs of oil or gasoline leaks Remove any excessive dirt or debris especially around the engine muffler and recoil starter Look for signs of damage Check that all nuts bolts screws hose connectors and clamps are tightened Check the Suction and Discharge Hoses Check the general condition of the hoses Be sure the hoses are in serviceable condition before connecting them to the pump Remember that the suction hose must be reinforced construction to prevent hose collapse C
8. warm soapy water rinse and dry it thoroughly Or clean in nonflammable solvent and dry it thoroughly 2 Dip the air filter in clean engine oil and then squeeze out all excess oil The engine will smoke when started if too much oil is left in the foam 3 Wipe dirt from the air cleaner base and cover using a moist rag Be careful to prevent dirt from entering the air duct that leads to the carburetor SPARK PLUG SERVICE Recommended spark plug F7RTC or other equivalents NOTICE Incorrect spark plugs can cause engine damage 1 Disconnect the spark plug cap and remove any dirt from around the spark plug area 2 Remove the spark plug with a spark plug wrench 22 3 Inspect the spark plug Replace it if the electrodes are worn or if the insulator is cracked or chipped lt SPARK PLUG WRENCH 0 70 0 80mm SEALING WASHER SPARK PLUG Y CAP O LES DIC E k 4 Measure the spark plug electrode gap with a suitable gauge Correct the gap if necessary by carefully bending the side electrode The gap should be 0 028 0 031 in 0 70 0 80 mm 5 Install the spark plug carefully by hand to avoid cross threading 6 After the spark plug seats tighten with a spark plug wrench to compress the sealing washer If reinstalling the used spark plug tighten 1 8 1 4 turn after the spark plug seats If installing a new spark plug tighten 1 2 turn after the spark plug seats NOTICE A loose spark plug ca
9. To restart a warm engine leave the choke lever in the OPEN position CHOKE LEVER CLOSED 4 Move the throttle lever away from the SLOW position about 1 3 of the way toward the FAST position Ne a SLOW T ey e _ Q i IGNITION SWITCH THROTTLE sal 5 Turn the ignition switch to the ON position 6 Pull the recoil starter grip lightly until resistance is felt then pull it briskly Do not allow the recoil starter grip to snap back against the engine Return it gently to prevent damage to the starter 7 If the choke lever was moved to the CLOSED position to start the engine gradually move it to the OPEN position as the engine warms up CHOKE LEVEL 8 setting engine speed After starting the engine move the throttle lever to the FAST position for self priming and check pump output Pump output is controlled by adjusting engine speed Moving the throttle lever in the FAST direction will increase pump output and moving the throttle lever in the SLOW direction will decrease pump output NS LEVEL Pei CC FAST M SLOW LES SE 7 STOPPING THE ENGINE To stop the engine in an emergency simply turn the ignition switch to the OFF position Under normal conditions use the following procedure 1 Move the throttle lever to the SLOW position THROTTLE LEVEL OFF A IGNITION SWITCH 3 Turn the fuel valve lever to the OFF position FUEL LEVEL After use remov
10. d The following steps will help to keep rust and corrosion from impairing your pump s function and appearance and will make the engine easier to start when you use the pump again Cleaning 1 Wash the engine and pump Wash the engine by hand and be careful to prevent water from entering the air cleaner or muffler opening Keep water away from controls and all other places that are difficult to dry as water promotes rust e Using a garden hose or pressure washing equipment can force water into the air cleaner or muffler opening Water in the air cleaner will soak the air filter and water that passes through the air filter or muffler can enter the cylinder causing damage e Water contacting a hot engine can cause damage If the engine has been running allow it to cool for at least half an hour before washing 2 Wipe dry all accessible surfaces 3 Fill the pump chamber with clean fresh water start the engine outdoors and let it run until it reaches normal operating temperature to evaporate any external water NOTICE Dry operation will damage the pump seal Be sure the pump chamber is filled with water before starting the engine 4 Stop the engine and allow it to cool 5 Remove the pump drain plug and flush the pump with clean fresh water Allow the water to drain from the pump chamber and then reinstall the drain plug 6 After the pump is clean and dry touch up any damaged paint and coat areas that may rust with a
11. d for human consumption and other uses can result in injury to the operator or damage to the pump and other property Always make a pre operation inspection before you start the engine You may prevent an accident or equipment damage Most accidents can be prevented if you follow all instructions in this manual and on the pump The most common hazards are discussed below along with the best way to protect yourself and others Operator Responsibility It is the operator s responsibility to provide the necessary safeguards to protect people and property Know how to stop the pump quickly in case of emergency If you leave the pump for any reason always turn the engine off Understand the use of all controls and connections Be sure that anyone who operates the pump receives proper instruction Do not let children operate the pump Keep children and pets away from the area of operation Pump Operation Pump only water that is not intended for human consumption Pumping flammable liquids such as gasoline or fuel oils can result in a fire or explosion causing serious injury Pumping sea water beverages acids chemical solutions or any other liquid that promotes corrosion can damage the pump Refuel With Care Gasoline is extremely flammable and gasoline vapor can explode Refuel outdoors in a well ventilated area with the engine stopped and the pump on a level surface Do not fill the fuel tank above the fuel strainer shoulder N
12. e the pump drain plug see page 39 and drain the pump chamber Remove the filler cap and flush the pump chamber with clean fresh water Allow the water to drain from the pump chamber then reinstall the filler Cap and drain plug 8 MAITENANCE THE IMPORTANCE OF MAINTENANCE Good maintenance is essential for safe economical and trouble free operation It will also help reduce air pollution Improperly maintaining this pump or failing to correct a A WARNING problem before operation can cause a malfunction in which you can be seriously hurt or killed Always follow the inspection and maintenance recommendations and schedules in this owner s manual To help you properly care for your pump the following pages include a maintenance schedule routine inspection procedures and simple maintenance procedures using basic hand tools Other service tasks that are more difficult or require special tools are best handled by professionals and are normally performed by a technician or other qualified mechanic The maintenance schedule applies to normal operating conditions If you operate your pump under severe conditions such as sustained high load or high temperature operation or use in unusually wet or dusty conditions consult your servicing dealer for recommendations applicable to your individual needs and use Remember that your servicing dealer Knows your pump best and is fully equipped to maintain and repair it To ensure the b
13. ember that this schedule is based on the assumption that your machine will be used for its designed purpose Sustained high load or high temperature operation or use in unusually wet or dusty conditions will require more frequent service Air Index An Air Index Information hang tag label is applied to engines certified to an emission durability time period in accordance with the requirements of the California Air Resources Board The bar graph is intended to provide you our customer the ability to compare the emissions performance of available engines The lower the Air Index the less pollution The durability description is intended to provide you with information relating to the engines emission durability period The descriptive term indicates the useful life period for the engine s emission control system See your Emission 34 Control Warranty for additional information Descriptive Term Applicable to Emission Durability Period 50 hours 0 65 cc Moderate 125 hours greater than 65 cc inemiagizia 125 hours 0 65 cc 250 hours greater than 65 cc 300 hours 0 65 cc 500 hours greater than 65 cc Extended The Air Index Information hang tag must remain on the pump until it is sold Remove the hang tag before operating the pump CONSUMER INFORMATION Publications These publications will give you additional information for maintaining and repairing your pump You may order them from your pump dealer
14. est quality and reliability use only new genuine parts or their equivalents for repair and replacement Maintenance replacement or repair of emission control devices and systems may be performed by any engine repair establishment or individual using parts that are certified to EPA standards MAINTENANCE SAFETY some of the most important safety precautions follow However we cannot warn you of every conceivable hazard that can arise in performing maintenance Only you can decide whether or not you should perform a given task Failing to properly follow maintenance instructions and precautions can cause you to be seriously hurt or killed Always follow the procedures and precautions in the owner s manual Safety Precautions Make sure the engine is off before you begin any maintenance or repairs This will eliminate several potential hazards Carbon monoxide poisoning from engine exhaust Be sure there is adequate ventilation whenever you operate the engine Burns from hot parts Let the engine and exhaust system cool before touching Injury from moving parts Do not run the engine unless instructed to do so Read the instructions before you begin and make sure you have the tools and skills required To reduce the possibility of fire or explosion be careful when working around gasoline Use only a nonflammable solvent not gasoline to clean parts Keep cigarettes sparks and flames away from all fuel related
15. etc Spilled fuel is not only a fire hazard it causes environmental damage Wipe up spills immediately Do not fill above the shoulder of the fuel strainer maximum NOTICE fuel level Refuel in a well ventilated area before starting the engine If the engine has been running allow it to cool Refuel carefully to avoid spilling fuel Do not fill the fuel tank above the fuel strainer shoulder After refueling tighten the fuel tank cap securely Never refuel the engine inside a building where gasoline fumes may reach flames or sparks Keep gasoline away from appliance pilot lights barbecues electric appliances power tools etc Spilled fuel is not only a fire hazard it also causes environmental damage Wipe up spills immediately NOTICE Fuel can damage paint and plastic Be careful not to spill fuel when filling your fuel tank Damage caused by spilled fuel is not covered under warranty 20 ENGINE OIL CHANGE Drain the used oil while the engine is warm Warm oil drains quickly and completely LE Place a suitable container below the engine to catch the used oil and then remove the oll filler cap dipstick drain plug and sealing washer Allow the used oil to drain completely and then reinstall the drain plug and tighten it securely Please dispose of used motor oil in a manner that is compatible with the environment We suggest you take used oil in a sealed container to your local recycling center or service stati
16. ever smoke near gasoline and keep other flames and sparks away Always store gasoline in an approved container Make sure that any spilled fuel has been wiped up before starting the engine After refueling make sure the tank cap closed properly and securely Hot Exhaust 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 before transporting the pump or storing it indoors To prevent fire hazards keep the pump at least 3 feet 1 meter away from building walls and other equipment during operation Do not place flammable objects close to the engine Carbon Monoxide Hazard Exhaust gas contains poisonous carbon monoxide Avoid inhalation of exhaust gas Never run the engine in a closed garage or confined area 2 COMPONENTS amp CONTROL LOCATIONS THROTTLE DISCHARGE PORT LEVER FUEL FILLER CAP LEVER FUEL VALVE LEVER STARTER GRIP gt ol FILLER CAP DIPSTICK IGNITION SWITCH PRIMING WATER FILLER CAP AIR CLEANER 3 CONTROLS Read and understand this manual Know what the controls do and how to operate them Familiarize yourself with the pump and its operation before you begin pumping Know what to do in case of emergencies Fuel Valve Lever The fuel valve opens and closes the passage between the fuel tank and the carburetor The fuel valve lever must be in the ON position for the
17. f gasoline for refueling be sure that it contains only fresh gasoline 1 Add fuel stabilizer following the manufacturer s instructions 2 After adding a fuel stabilizer run the engine outdoors for 10 minutes to be sure that treated gasoline has replaced the untreated gasoline in the carburetor Dry operation will damage the pump Seal Be sure the pump chamber is filled with water before starting the engine 3 Stop the engine and move the fuel valve lever to the OFF position Draining the Fuel Tank and Carburetor 1 Place an approved gasoline container below the carburetor and use a funnel to avoid spilling fuel 26 2 Remove the carburetor drain bolt and sediment cup and then move the fuel valve lever to the ON position FUEL VALVE LEVEL y O RING WASHER SEDIMENT CAP 3 After all the fuel has drained into the container reinstall the drain bolt and sediment cup Tighten them securely STORAGE PR PROCEDURE 1 Change the engine oil see page 21 2 Remove the spark plug see page 22 3 Pour a tablespoon 5 10 cc of clean engine oil into the cylinder 4 Pull the starter grip several times to distribute the oil in the cylinder 5 Reinstall the spark plug and attach the spark plug cap 6 Pull the recoil starter grip slowly until resistance is felt This will close the valves so moisture cannot enter the engine cylinder Return the recoil starter grip gently 21 STORAGE PRECAUTIONS lf your pump w
18. fs LONCIN IZE Water Pump 50ZB23 3 1Q A e 80ZB20 3 1Q A 50ZB60 4 5Q 80WB30 4 5Q 100ZB30 5 50 Owner s Manual www loncinengine com Loncin motor co ltd Thank you for purchasing a water pump This manual covers the operation and maintenance of water pump 50ZB23 3 1Q A 80ZB20 3 1Q A 50ZB60 4 5Q 80WB30 4 5Q 100ZB30 5 5Q The information and specifications included in this publication were in effect at the time of approval for printing No part of this publication may be reproduced without written permission This manual should be considered a permanent part of the pump and should remain with the pump if it is resold The illustrations in this manual are based in 80ZB20 3 1Q The illustration may vary according to the type Keep this owner s manual handy so you can refer to it at any time This owner s manual is considered a permanent part of the water pump and should remain with the water pump if resold If a problem should arise or if you have any questions about the pump consult you authorized dealer CONTENTS ls PUMP SAFETY Reale 3 2 COMPONENTS amp CONTROL LOCATIONS center 5 dc CONTROE E leale 6 4 GHECK BEFORE OPERATION sleale 8 S OPERATION Leila 12 6 STARTING TRE ENGINE Sosa rios ns 15 i STOPPRING FHE ENGINE lalla 17 o MAINTENANCE iero 18 9 TRANSPORTING STORAGE cieli 25 10 ROUBLE SHOOTING ge E ta 29 Hi 0 RECIFICANONS aan ia 31 12 CONSUMER INFORMATION ssp 32 1
19. heck that the sealing washer in the suction hose connector is in good condition see page 13 Check that the hose connectors and clamps are securely installed see pages 13 amp 14 Check that the strainer is in good condition and is installed on the suction hose see page 13 CHECK ENGINE OIL LEVEL Check the engine oil level with the engine stopped and in a level position 1 Remove the oll filler cap dipstick and wipe it clean 2 Insert and remove the dipstick without screwing it into the filler neck Check the oil level shown on the dipstick 3 If the oil level is low fill to the edge of the oil filler hole with the recommended oil see page 21 4 Screw in the oll filler cap dipstick securely OIL FILLER NECK me UPPER LIMIT E MAS ES gt OIL FILLER CAP DIPSTICK A WARNING Running the engine with a low oil level can cause engine damage LOWER LIMIT Engine oil capacities 507B23 3 1Q 4 807B20 3 1Q A 50ZB60 4 5Q 80WB30 4 5Q 0 6L 100ZB30 5 5Q 1 1 L AIR FILTER INSPECTION A dirty air filter will restrict air flow to the carburetor reducing engine and pump performance Remove the air cleaner cover and inspect the filter Clean or replace dirty filter elements Always replace damaged filter elements If equipped with an oil bath air cleaner also check the oil level Reinstall the air filter and air cleaner cover Be sure all the parts shown below are in place Tighten the wing nut securely
20. ill be stored with gasoline in the fuel tank and carburetor it is important to reduce the hazard of gasoline vapor ignition Select a well ventilated storage area away from any appliance that operates with a flame such as a furnace water heater or clothes dryer Also avoid any area with a spark producing electric motor or where power tools are operated If possible avoid storage areas with high humidity because that promotes rust and corrosion Unless all fuel has been drained from the fuel tank leave the fuel valve lever in the OFF position to reduce the possibility of fuel leakage Place the pump on a level surface Tilting can cause fuel or oil leakage With the engine and exhaust system cool cover the pump to keep out dust A hot engine and exhaust system can ignite or melt some materials Do not use sheet plastic as a dust cover A nonporous cover will trap moisture around the pump promoting rust and corrosion REMOVAL FROM STORAGE Check your pump as described in the CHECK BEFORE OPERATION chapter of this manual If the fuel was drained during storage preparation fill the tank with fresh gasoline If you keep a container of gasoline for refueling be sure that it contains only fresh gasoline Gasoline oxidizes and deteriorates over time causing hard starting lf the cylinder was coated with oil during storage preparation the engine may smoke briefly at startup This is normal TRANSPORTING If the pump has been runni
21. l MTBE methyl tertiary butyl ether 15 by volume You may use gasoline containing up to 15 MTBE by volume METHANOL methyl or wood alcohol 5 by volume You may use gasoline containing up to 5 methanol by volume as long as it also contains cosolvents and corrosion inhibitors to protect the fuel system Gasoline containing more than 5 methanol by volume may cause starting and or performance problems It may also damage metal rubber and plastic parts of your fuel system lf you notice any undesirable operating symptoms try another service station or switch to another brand of gasoline Fuel system damage or performance problems resulting from the use of an oxygenated fuel containing more than the percentages of oxygenates mentioned above are not covered under warranty Emission Control System Information Source of Emissions The combustion process produces carbon monoxide oxides of nitrogen and hydrocarbons Control of hydrocarbons and oxides of nitrogen is very important because under certain conditions they react to form photochemical smog when subjected to sunlight Carbon monoxide does not react in the same way but it is toxic This utilizes lean carburetor settings and other systems to reduce the emissions of carbon monoxide oxides of nitrogen and hydrocarbons Tampering and Altering Tampering with or altering the emission control system may increase emissions beyond the legal limit
22. light film of oil Lubricate controls with a silicone spray lubricant 25 Fuel Gasoline will oxidize and deteriorate in storage Old gasoline will cause hard starting and it leaves gum deposits that clog the fuel system If the gasoline in your engine deteriorates during storage you may need to have the carburetor and other fuel system components serviced or replaced The length of time that gasoline can be left in your fuel tank and carburetor without causing functional problems will vary with such factors as gasoline blend your storage temperatures and whether the fuel tank is partially or completely filled The air in a partially filled fuel tank promotes fuel deterioration Very warm storage temperatures accelerate fuel deterioration Fuel deterioration problems may occur within a few months or even less if the gasoline was not fresh when you filled the fuel tank The Distributor s Limited Warranty does not cover fuel system damage or engine performance problems resulting from neglected storage preparation You can extend fuel storage life by adding a fuel stabilizer that is formulated for that purpose or you can avoid fuel deterioration problems by draining the fuel tank and carburetor Adding a Fuel Stabilizer to Extend Fuel Storage Life When adding a fuel stabilizer fill the fuel tank with fresh gasoline If only partially filled air in the tank will promote fuel deterioration during storage If you keep a container o
23. meet each emission standard throughout its useful life Even with carburetor modification engine horsepower will decrease about 3 5 for each 1 000 feet 300 meters increase in altitude The effect of altitude on horsepower will be greater than this if no carburetor modification is made When the carburetor has been modified for high altitude operation the air fuel mixture will be too lean for low altitude use Operation at altitudes below 5 000 feet 1 500meters with a modified carburetor may cause the engine to overheat and result in serious engine damage For use at low altitudes have your servicing dealer return the carburetor to original factory specifications Oxygenated Fuels Some conventional gasolines are being blended with alcohol or an ether compound These gasolines are collectively referred to as oxygenated fuels To meet clean air standards some areas of the United States and Canada use oxygenated fuels to help reduce emissions If you use an oxygenated fuel be sure it is unleaded and meets the minimum octane rating requirement Before using an oxygenated fuel try to confirm the fuel s contents Some states provinces require this information to be posted on the pump The following are the EPA approved percentages of oxygenates ETHANOL ethyl or grain alcohol 10 by volume 32 You may use gasoline containing up to 10 ethanol by volume Gasoline containing ethanol may be marketed under the name Gasoho
24. n overheat and damage the engine Over tightening the spark plug can damage the threads in the cylinder head 7 Attach the spark plug cap SPARK ARRESTER SERVICE optional equipment Your engine is not factory equipped with a spark arrester In some areas it is illegal to operate an engine without a spark arrester Check local laws and regulations A spark arrester is available from authorized servicing dealers The spark arrester must be serviced every 100 hours to keep it functioning as designed If the engine has been running the muffler will be very hot Allow the muffler to cool before servicing the spark arrester 23 1 Remove the two 8 mm nuts and remove the muffler 2 Remove the four 5 mm screws and remove the muffler protector from the muffler 3 Remove the 4 mm screw from the spark arrester and remove the spark arrester from the muffler ia 5mm MUFFLER o SOREN PROTECTOR I 4mm SCREW SPARK ARRESTER GASKET SPARK ARRESTER SCREEN 4 Use a brush to remove carbon deposits trom the spark arrester screen Be careful to avoid damaging the screen The spark arrester must be free of breaks and holes Replace the spark arrester if it is damaged 5 Install the spark arrester muffler protector and muffler in the reverse order of disassembly using a new gasket 24 9 STORAGE TRANSPORTING STORAGE PREPARATION Proper storage preparation is essential for keeping your pump troublefree and looking goo
25. ng allow the engine to cool for at least 15 minutes before loading the pump on the transport vehicle A hot engine and exhaust system can burn you and can ignite some materials Keep the pump level when transporting to reduce the possibility of fuel leakage Move the fuel valve lever to the OFF position 28 10 TROUBLESHOOTING ENGINE Engine Will Not Start Possible Cause Eu valve Ore Move fuel valve lever to ON position Move choke lever to i i nec One Choke open CLOSED position positions a unless engine is warm Ignition switch OFF Turn ignition switch to ON Out of fuel Refuel p 20 Bad fuel pump stored Drain fuel tank and 2 Check fuel without treating or carburetor p 26 draining gasoline or Refuel with fresh refuel with bad gasoline gasoline p 20 Spark plug faulty fouled Gap or replace spark or improperly gapped plug p 22 3 Remove and Dry and reinstall spark Inspect spark plug Spark plug wet with fuel plug Start engine with flooded engine throttle lever in FAST position 4 Take engine to an Fuel filter clogged authorized servicing carburetor malfunction dealer or refer to shop ignition malfunction manual valves stuck etc a Lacks Possible Cause Correction ower 1 Check air filter Air filter clogged e OF maplace titer Bad fuel pump stored Drain fuel tank and without treating or draining carburetor p 26 gasoline or refuel with bad Refuel wi
26. on for reclamation Do not throw it in the trash pour it on the ground or down a drain With the engine in a level position fill to the outer edge of the oil filler hole with the recommended oil Engine oil capacities 50ZB23 3 1Q A 80ZB20 3 1Q A 80WB30 4 5Q 0 6 L 100ZB30 5 5Q 1 1 L NOTICE Running the engine with a low oil level can cause engine damage 4 Screw in the oil filler cap dipstick securely i Ss gt 7 OILFILLER o CAP DIPSTICK DRAIN PLUG amp SEALING WASHER ENGINE OIL RECOMMENDATIONS Oil is a major factor affecting performance and service life Use 4 stroke automotive detergent oll SAE 10W 30 is recommended for general use Other viscosities shown in the chart may be used when the average temperature in your area is within the recommended range 21 SAE Viscosity Grades TEMP 20 0 20 40 60 80 100 F SS SA A diri eS 30 20 10 0 10 QQ 30 40 L AMBIENT TEMPERATURE The SAE oil viscosity and service classification are in the API label on the oil container We recommend that you use API SERVICE category SJ oil The recommended operating range of this pump is 23 F to 104 F 5 to 40 AIR FILTER CLEANING A dirty air filter will restrict air flow to the carburetor reducing engine performance If you operate the pump in very dusty areas clean the air filter more frequently than specified in the MAINTENANCE SCHEDULE see page 19 1 Clean the air filter in
27. parts MAINTENANCE SCHEDULE Performed at every indicated month or operating hour interval whichever comes pd first ITEM Every 3 months or 50 Hrs CC O O A S ne RI E E A O SII patas crecen __ OT r spakanester cem __ Jo gt combustion chamber cen ave clearance r O o Craens Owen oe Fuel tube Check Every 2 years Replace if necessary msi fore o8 moere oe oe Pumpinervane Check Toe e Emission related items 1 Service more frequently when used in dusty areas 2 These items should be serviced by your servicing dealer unless you have the proper tools and are mechanically proficient Refer to shop manual for service procedures REFUELING 19 Fuel tank capacities 507B23 3 10 4 80ZB20 3 1Q A 50ZB60 4 50 80WB30 4 5Q 3 6 L 100ZB30 5 5Q 6 L With the engine stopped and on a level surface remove the fuel tank cap and check the fuel level Refill the tank if the fuel level is low MAXIMUM FUEL LEVEL Refuel in a well ventilated area before starting the engine lf the engine has been running allow it to cool Refuel carefully to avoid spilling fuel Do not fill the fuel tank above the fuel strainer shoulder After refueling tighten the fuel tank cap securely Never refuel the engine inside a building where gasoline fumes may reach flames or sparks Keep gasoline away from appliance pilot lights barbecues electric appliances power tools
28. put decreases The length type and size of the suction and discharge hoses can also significantly affect pump output Discharge head capability is always greater than suction head capability so it is important for suction head to be the shorter part of total head Minimizing suction head placing the pump near the water level is also very important for reducing self priming time Self priming time is the time that takes the pump to bring water the distance of the suction head during initial operation DISCHARGE HEAD TOTAL HEAD SUCTION HEAD SUCTION HOSE INSTALLATION Use a commercially available hose and hose connector with the hose clamp provided with the pump The suction hose must be reinforced with a non collapsible wall or braided wire construction Do not use a hose smaller than the pump s suction port size Minimum hose size 50ZB23 3 1Q A 50ZB60 4 5Q 2 in 50mm 100ZB30 5 5Q 4 in 100 mm 80ZB20 3 1Q A 8B0OWB30 4 5Q 3 in 80 mm The suction hose should be no longer than necessary Pump performance is best when the pump is near the water level and the hoses are short Use a hose clamp to securely fasten the hose connector to the suction hose in order to prevent air leakage and loss of suction Verify that the hose connector sealing washer is in good condition Install the strainer provided with the pump on the other end of the suction hose and secure it with a hose clamp The strainer will help to pre
29. spark knock or pinging persists see an authorized servicing dealer NOTICE Running the engine with persistent spark knock or pinging can cause engine damage Running the engine with persistent spark knock or pinging is misuse and the Distributors Limited Warranty does not cover parts damaged by misuse 11 5 OPERATION SAFE OPERATING PRECAUTIONS To safely realize the full potential of this pump you need a complete understanding of its operation and a certain amount of practice with its controls Before operating the pump for the first time please review the IMPORTANT SAFETY INFORMATION on page 3 and the chapter titled CHECK BEFORE OPERATION For your safety avoid starting or operating the engine in an enclosed area such as a garage Your engine s exhaust contains poisonous carbon monoxide gas which can collect rapidly in an enclosed area and cause illness or death Pump only fresh water that is not intended for human consumption Pumping flammable liquids such as gasoline or fuel oils can result in a fire or explosion causing serious injury Pumping sea water beverages acids chemical solutions or any other liquid that promotes corrosion can damage the pump PUMP PLACEMENT For best pump performance place the pump near the water level and use hoses that are no longer than necessary That will enable the pump to produce the greatest output with the least self priming time As head pumping height increases pump out
30. th fresh gasoline gasoline p 20 Replace or repair faulty components as necessary 2 Check fuel 3 Take engine to an Fuel filter clogged authorized servicing carburetor malfunction dealer or Refer to ignition malfunction valves shop manual stuck etc Replace or repair faulty components as necessary 29 PUMP No Pump Output Possible Cause Hose collapsed cut or Replace suction hose punctured p 13 sink the strainer and Strainer not completely the end of a suction underwater hose completely underwater 2 Check suction hose Replace sealing washer if missing or damaged Tighten hose connector and clamp p 13 14 Clean debris from Strainer clogged strainer Relocate pump and or Excessive head hoses to reduce head p 12 31 4 Check engine Engine lacks power see page 29 Air leak at connector 3 Measure suction and discharge head Low Pump Output Possible Cause Hose collapsed damaged too long or diameter too small i p 13 Replace suction hose Replace sealing 1 Check suction washer if missing or hose Air leak at connector damaged Tighten hose connector and clamp p 19 14 Clean debris from Strainer clogged strainer 2 Check discharge Hose damaged too long Replace discharge hose or diameter too small hose p 14 3 Measure suction Relocate pump and or and discharge Marginal head hoses to reduce head head p 12
31. vent the pump from becoming clogged or damaged by debris Securely tighten the hose connector on the pump suction port SUCTION PORT SEALING WASHER HOSE COUPLER HOSE CLAMP RING pe o SUCTION HOSE 2 HOSE CONNECTOR Ki COMMERCIALLY AVAILABLE HOSE CLAMP HOSE CONNECTOR COMMERCIALLY AVAILABLE HOSE CLAMP STRAINER HOSE CLAMP DISCHARGE HOSE INSTALLATION Use a commercially available hose and hose connector and clamp provided with the pump It is best to use a short large diameter hose because that will reduce fluid friction and Improve pump output A long or small diameter hose will increase fluid friction and reduce pump output Tighten the hose clamp securely to prevent the discharge hose from disconnecting under pressure PRIMING THE PUMP HOSE CONNECTOR HOSE CLAMP DISCHARGE HOSE Before starting the engine remove the filler cap from the pump chamber and completely fill tte pump chamber with water Reinstall the filler cap and tighten it securely NOTICE Operating the pump dry will destroy the pump seal If the pump has been operated dry stop the engine immediately and allow the pump to cool before priming PRIMING WATER FILLER CAP TM de gt SEF y 6 STARTING THE ENGINE 1 Prime the pump see page 14 2 Move the fuel valve lever to the ON position FUEL VALVE LEVER 3 To start a cold engine move the choke lever to the CLOSED position

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