Honda WB 15 User's Manual
Contents
1. HONDA Equipment Owner s Manual WATER PUMP WB15 E ee ones plague di EN 555555555 a nml BENNENEENENE in 3 eee Thank you for purchasing Honda water pump We want to help you get the best results from your new water pump and to operate it safely This manual contains the information on how to do that pease read it carefully his manual covers the operation and maintenance of Honda water pump WB15 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 water pump and should remain with it if it is resold l t is illegal in some areas to operate an engine without a U S D A qualified spark arrester Check local laws and regulations An optional spark arrester for this water pump is available from your authorized Honda water pump dealer Safety Messages Your safety and the safety of others is very important We have provided important safety messages in this manual and on the water pump Please read these messages carefully A safety message alerts you to potential hazards that could hurt y2. 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 compress the washer spark plug must be securely tightened An improperly tightened spark plug can become very hot and may cause engine damage Use only the recommended spark plug or equivalent A spark plug which has an improper heat range may cause engine damage 20 8 TRANSPORTING STORAGE When transporting the water pump turn the engine switch and the fue valve OFF Keep the water pump level to prevent fuel spillage Fuel vapor or spilled fuel may ignite ARMNING Contact with a hot engine or exhaust system can cause serious burns or fires Let the engine cool before transporting or storing the water pump Before storing the pump for an extended period 1 Be sure the storage area is free of excessive humidity and dust 2 Clean the pump interlor Sediment will settle in the pump if it has been used in muddy or sandy water or water containing heavy debris Pump clean water through the pump before shutting down or the impeller may be damaged when restarting After flushing remove the pump drain plug and drain as much water as possible from the pump housing After the pump is dry spray HONDA MULTI PURPOSE LUBE AND RUST PENETRANT into the pump housing through the inlet port outlet port and drain hole then install the drain plug X Sus
3. Refer to this serial number when ordering parts and when making technical or warranty inquiries see page 27 Engine serial number 3 PREPARATION 1 Suction hose Use a commercially available hose hose connector and hose bands The suction hose must be of reinforced noncollapsible wall or wire braided hose to prevent suction collapse The suction hose length should not be longer than necessary as the pump performance is best when the pump is not far above the water level Self priming time 15 also proportional to the suction hose length Using a longer suction hose will increase the self priming time The strainer is provided with the pump and should be attached to the end of the suction hose with a band as shown Always install the strainer on the end of the suction hose before pumping The strainer will prevent debris from entering the pump that can cause clogging or pump damage STRAINER OPTION SUCTION HOSE 2 Discharge hose Use commercially available hose hose connector and hose band short large diameter hose is most efficient long or small diameter hose increases fluid friction and reduces pump output Tighten the hose band securely to prevent the hose from disconnecting under high pressure DISCHARGE HOSE HOSE BAND 3 Engine oil Engine oil a major factor affecting engine performance and service life Mondetergent oils and 2 stroke oils are not recommended because they ha
4. solution of household detergent and warm water then rinse thoroughly or wash in nonflammabie or high flash point solvent Allow the element to dry thoroughly 3 Soak the element in clean engine oil and squeeze out the excess oil The engine will smoke during initial start up if too much oil is left in the element 4 Reinstall the air cleaner element and the cover AIR CLEANER ELEMENT AIR CLEANER COVER 18 3 Spark plug service Recommended spark plug 4 BPMR 4A To ensure proper engine operation the spark plug must be properly gapped and free of deposits 1 Remove the spark plug AW ARNING The muffler becomes very hot during operation and remains hot for a while after stopping the engine Be careful not to touch the muffler vA ELD EES 2 Visually inspect the spark plug Discard it if the insulator 18 cracked or chipped Clean the spark plug with a wire brush if it is to be reused 3 Measure the plug gap with a feeler gauge Correct as necessary by bending the side electrode The gap should be 0 60 0 70 mm 0 024 0 028 0 600 70 0 024 0 028 t g 19 4 Check that the spark plug washer is good condition and thread the spark plug in by hand to prevent cross threading 5 After the spark plug is seated tighten with a spark plug wrench to compress the washer If installing a new spark plug tighten
5. 4 497 6400 When you write or call please give us this information Model and serial number see page 5 Name of dealer who sold the water pump to you and address of dealer who services your water pump Date of purchase Your name address and telephone number A detailed description of the problem 27 12 INDEX COMPONENT IDENTIFICATION CUSTOMER SERVICE INFORMATION MAINTENANCE Air cleaner service NNNM CHANGING OF NM Spark plug 8 0 OPERATION High altitude operation PREPARATION Air cleaner Priming water Suction hose STARTING THE SPECIFICATIONS eas STOPPING THE ENGINE TRANSPORTING STORAGE 28 NE 27 16 18 17 19 on 13 s 15 Discharge hose Engine 2 1 6 6 Fuel recommendation enean nnne nennen nen nnne s T1 26 see TA TROUBLESHOOTING ctt ettet NENNEN WATER PUMP 5 1 6 rune en oaa n rans 6 MN 7 8 24 3 z ul 2 o gt
6. asoline 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 e 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 Fuel tank capacity 1 4 2 0 37 US gal 0 31 Imp gal MAXIMUM FUEL LEVEL Use unleaded gasoline with a pump octane rating of 86 or higher This engine is designed to operate on unleaded gasoline Unleaded gasoline produces fewer engine and spark plug deposits and extends exhaust system life Fuel can damage paint and some types of plastic Be careful not to spill fuel when filling your fuel tank Damage caused by spilling fuel is not covered under warranty Never use stale or contaminated gasoline or oil gasoline mixture Avoid getting dirt or water in the fuel tank g Occasionally you may hear 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 spark knock or pinging persists see an authorized Honda water pump dealer Running the engine with persistent spark knock or pinging can cause engine damage Ru
7. dequate ventilation keep the pump at least 1 meter 3 feet away from building walls and other equipment during operation Do not place flammable objects close to the pump Do not allow children to operate the pump Keep children and pets away from the area of operation Know how to stop the pump quickly and understand the operation of all controls Never permit anyone to operate the pump without proper instructions 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 Never run the engine in an enclosed or confined area Exhaust gas contains poisonous carbon monoxide gas exposure can cause loss of consciousness and may lead to death 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 storing the pump indoors spark arrester is available as an optional part for this pump is illegal in som
8. e PUMP DRAIN PLUG C 21 3 Service the fuel system according to the table below AW ARNING Gasoline is extremely flammable and is explosive under certain conditions Perform this task in a well ventilated area with the engine stopped Do not smoke or allow flames or sparks the area during this procedure a With the fuel valve OFF remove i the carburetor drain screw zi gq SEDIMENT CUP b Drain the gasoline from the carburetor into a suitable container c If the tank is to be drained turn the fuel valve ON and drain the fuel in the tank into a suitable container d Reinstall the drain screw turn the fuel valve OFF DRAIN SCREW STORAGE TIME RECOMMENDED SERVICE PROCEDURE TO PREVENT HARD STARTING Less than 1 month No preparation required 1 to 2 months Fill with fresh gasoline and add gasoline conditioner Fill with fresh gasoline and add gasoline 2 months to 1 year conditioner Drain the carburetor float bowl Fill with fresh gasoline and add gasoline conditioner i 1 year or more Drain the carburetor float bowl After removal from storage drain the stored gasoline into a suitable container and fill with fresh gasoline before starting Use gasoline conditioners that are formulated to extend storage life Contact your authorized Honda water pump dealer for recommendations of gasoline conditioners 4 Remove spark plug and pour about a tab
9. e an authorized Honda water pump dealer return the carburetor to original factory specifications 15 7 MAINTENANCE The purpose of the Maintenance Schedule is to keep the pump in the best operating condition Inspect and service as indicated in the Maintenance Schedule below AW ARNING Shut off the engine before performing any maintenance If the engine must be operated make sure the area is well ventilated The exhaust contains poisonous carbon monoxide gas exposure can cause loss of consciousness and may lead to death Use only genuine HONDA parts or their equivalent for maintenance or repair Replacement parts which are not of equivalent quality may damage the pump Maintenance Schedule REGULAR SERVICE PERIOD i Perform at every indicated Dairy month 3 months 6 months month or operating hour interval whichever cornes first 20 Hrs 50 rs 300 Hrs 0 Change Aireteaneretement speoton Cleaning O o HEN Spark plug maintenance Tappetclearance adjustment JT om Combustionchambercleaning o Fueltankcleaning CTE om impelierinspection O O Z Jo o oa Casingcoverinspection d Y 9m inlet valve inspection _ Le NOTE 1 Service more frequently when used in dusty areas 2 These items should be serviced by an aut
10. e areas to operate an engine without a spark arrester Check local laws and regulations before operating Exhaust gas contains poisonous carbon monoxide Avoid inhalation of exhaust gas Never run the pump in a closed garage or confined area 3 SAFETY LABEL LOCATIONS The labels shown here contain important safety information Please read them carefully These labels are considered permanent parts of your water pump so if a label comes off or becomes hard to read contact your authorized Honda water pump dealer for a replacement WARNING DO NOT PUMP FLAMMABLE OR CORROSIVE MATERIALS EXPLOSION OR FIRE COULD RESULT CAUSING SEVERE PERSONAL INJURY i WARNING NOT RUN WITHOUT PRIMING WATER DRY OPERATION WILL BURN THE SEAL ACHTUNG VOR DEM ANLAUFEN TESTUND LEERLAUF GEH USE MIT WASSER BEF LLEN TROCKEN AUF ZERSTORT OIE DICHTUNGEN ATENCION NO HAGA FANCIONAR SIN CEBADO FUNCIONAMIENTO SECO QUEMA EL SELLO ATTENSION NE FAITE PAS FON CTIONNER SANS AMORSAGE FANCTIONNEMENT AU SEC BRULE LE JOINT D ETANCHEITE 2 COMPONENT IDENTIFICATION CARRYING HANDLE FUEL FILLER CAP CHOKE LEVER FUEL VALVE AIR CLEANER STARTER GRIP THROTTLE LEVEH DISCHARGE PORT TA PRIMING WATER FILLER CAP ENGINE SWITCH MUFFLER ENGINE SERIAL SUCTION PORT NUMBER OIL FILLER CAP PUMP DRAIN PLUG DIPSTICK OIL DRAIN PLUG Record the engine serial number for your future reference
11. es not start take the pump to an authorized Honda water pump dealer 24 When pump does not pump water 1 ls the pump fully primed 2 15 the strainer clogged 3 Are the suction hose bands installed securely 4 15 the suction hose damaged 5 18 the suction hose connector washer installed 6 s the suction head too high 7 the pump still does not pump the water take the pump to an authorized Honda water pump dealer 25 10 SPECIFICATIONS Dimensions and Weight Length 335 mm 13 2 in Width 270 mm 10 6 in Height 350 mm 13 8 in 13 0 kg 28 7 Ibs Engine Bore X Stroke 52 x 46 mm 2 0 x 1 8 in Pump 200 2 52 8 US 44 0 Imp gal min 120 sec at b m 16 5 ft 26 11 CUSTOMER SERVICE INFORMATION Honda power equipment 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 If you are dissatisfied 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 4475 River Green Parkway Duluth Georgia 30136 2565 Or telephone 40
12. horized Honda water pump dealer unless the owner has the proper tools and is mechanically proficient See the Honda Shop Manual 16 1 Changing oil Drain the oil while the engine is still warm to assure rapid and complete draining 1 Remove the oil filler cap dipstick and the drain plug to drain the oil 2 Reinstall the drain plug and tighten securely 3 Refill with the recommended page 7 to the specified level OIL CAPACITY 0 45 2 0 48 US qt 0 40 Imp qt ve oe de DRAIN ANT OIL LEVEL dq OIL FILLER CAP DIPSTICK Please dispose of used motor oil in a manner that is compatible with the environment We suggest you take it in a sealed container to your local recycling center or service station for reclamation Do not throw it in the trash or pour it on the ground 17 2 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 pump in extremely dusty areas AWARNING Never use gasoline or low flash point solvents for cleaning the air cleaner element A fire or explosion could result Never run the engine without the air cleaner Rapid engine wear will result from contaminants such as dust and dirt being drawn into the engine 1 Unscrew the wing nut remove the air cleaner cover and remove the foam element 2 Wash the element in a
13. lespoon of clean engine oil into the cylinder Crank the engine several revolutions to distribute the oil then reinstall the spark pulg 5 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 6 Change the engine page 17 7 Check the air cleaner and clean as necessary 8 Cover the water pump to keep out dust 23 9 TROUBLESHOOTING When the engine will not start 1 16 the engine switch ON 2 15 there fuel in the fuel tank 3 Is the fuel valve ON 4 15 gasoline reaching the carburetor To check remove the float bow drain screw and turn the fuel valve ON Fuel should fiow out freely WARNING If any fuel is spilled make sure the area is dry before testing the spark plug or starting the engine Spilled fuel or fuel vapor may ignite DRAIN SCREW 5 s there a spark at the spark plug a Remove the spark plug cap Clean any dirt from around the spark plug base then remove the spark plug b Install the spark plug in the plug cap c Turn the engine switch ON d Ground the side electrode to any engine ground pull the recoil starter to see If sparks jump across the gap e If there are no sparks replace the plug If OK install the plug and try to start the engine 6 the engine still do
14. nning the engine with persistent spark knock or pinging is misuse and the Distributor s Limited Warranty does not cover parts damaged by misuse 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 ump Phe following are the EPA approved percentages of oxygenates ETHANOL ethyl or grain alcohol 10 by volume You use gasoline containing up to 10 ethanol by volume Gasoline containing ethanol may be marketed under the name Gasohol 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 methano by volume as long as it also contains cosolvents and corrosion inhibitors to protect the fuel system Gasoline containing more than 596 methanol by volume may cause starting and or performance problems It may also damage metal rubber and plastic parts of your fuel system If you notice any undesirable operating symptoms try ano
15. ou or others Each safety message is preceded by a safety alert symbol one of three words DANGER WARNING or CAUTION These mean vou WILL be KILLED or SERIOUSLY HURT if you don t follow instructions AA vou CAN be KILLED or SERIOUSLY HURT if you don t follow instructions You CAN be HURT if you don t follow instructions Each message tells you what the hazard is what can happen and what you can do to avoid or reduce injury Damage Prevention Messages You will also see other important messages that are preceded by the word NOTICE This word means Your water pump or other property could be damaged if vou don t follow instructions The purpose of these messages is to help prevent damage to your water pump other property or the environment 1 CONTENTS e High altitude TD 8 TRANSPORTING STORAGE 4 1 4 704 4 11521 10 SPECIFICATIONS 11 CUSTOMER SERVICE ees 1 WATER PUMP SAFETY WARNING To ensure safe operation For safety never pump flammable or corrosive liquids such as gasoline or acid Also to avoid pump corrosion never pump sea water muddy water chemical solutions or caustic liquids such as used oil wine or milk Operate the pump on a level surface If the engine is tilted fuel spillage may result To prevent fire hazards and to provide a
16. skly Do not allow the starter grip to snap back against the engine Return it slowly to prevent damage to the starter STARTER GRIP 12 5 OPERATION 1 As the engine warms up gradually open the choke CHOKE LEVER THROTTLE LEVER 13 6 STOPPING THE ENGINE In an emergency 1 To stop the engine an emergency turn the engine switch to the OFF position ENGINE SWITCH In normal use 1 Move the throttle lever all the way up 2 Turn the engine switch to the OFF position 3 Turn the fuel valve OFF 14 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 High altitude performance can be improved by specific modifications to the carburetor If you always operate your pump at altitudes above 6 000 feet 1 800 meters have an authorized Honda water pump dealer perform this carburetor modification If any case engine horsepower will decrease about 3 5 for each 1 000 foot 300 meter increase in altitude 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 6 000 feet 1 800 meters with a modified carburetor may cause the engine to overheat and result in serious engine damage For use at low altitudes hav
17. ther 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 9 4 Air cleaner Loosen the wing nut and remove the air cleaner cover Check the air cleaner element to be sure it is clean and in good condition Clean or replace the element if necessary p 18 AIR CLEANER ELEMENT AIR CLEANER COVER WING NUT Never run the engine without the air cleaner Rapid engine wear will result from contaminants such as dust and dirt being drawn into the engine 5 Priming water The pump chamber should be completely filled before operating Do not operate the pump without priming water or the pump will overheat Operating the pump dry will destroy the pump seal If the unit has been operated dry stop the engine immediately and allow the pump to cool before adding priming water PRIMING WATER FILLER CAP 10 4 STARTING THE ENGINE 1 Turn the fuel valve ON 2 Close the choke fever Do not use the choke if the engine is warm or the ambient temperature is high FUEL VALVE CHOKE LEVER 3 Turn the engine switch to the ON position ENGIME SWITCH 11 4 Move the throttle lever downward slightly just past the idle position THROTTLE LEVER 5 Pull the starter grip lightly until resistance is felt then pull it bri
18. ve inadequate lubricating characteristics Check the oil level with the pump on a level surface and the engine stopped Use Honda 4 stroke oil or an equiva lent high detergent premium quality motor oil certified to meet or exceed U S automobile manufacturer s re quirements for Service Classification SG SF Motor oils classified SG SF TEMP 20 9 20 40 90 80 1997 will show this designation on the con 30 20 10 10 20 30 296 tainer AMBIENT TEMPERATURE 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 dipstick and wipe it clean 2 Insert the filler cap dipstick into the oil filler neck but do not screw it In 3 If the level is low fill to the top of the oil filler neck with the recom mended oil Running the engine with insufficient oil can cause serious engine damage OIL FILLER c OIL FILLER DIPSTICK UPPER LIMIT 7 Fuel Recommendation 1 Remove the filler cap check fuel level 2 Refill the tank if the fuel level is low Do not fill above the shoulder of the fuel strainer AW ARNING Gasoline is extremely flammable and is explosive under certain conditions Refuel in well ventilated area with the engine stopped Do not smoke or allow flames or sparks in the area where the engine refueled or where g
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