Honda Power Equipment WB20XT manual

00X31YG36100 © 201 1 Honda Motor Co., Ltd.—All Rights Reserved Owner ’ s Manual PUMP WB20XT/WB30XT POM31V20611 FRC800 Cover.ai 11/2/2011 11:12:53 AM[...]

Keep this owner’s manual handy so you can refer to it at any time. This owner’s manual is considered a per manent part of the water pump and should remain with the water pump if resold. The information and specifi cations included in this pub lication were in effect at the time of approval f or printing. Honda Motor Co., Ltd. reserves the right[...]

1 INTRODUCT ION Congratulations on your selection of a Honda water pump. We are certain you will be pleased with your purchase o f one of the f inest water pumps on the market. We want to help you get the be st results from your new water pump and to operate it safely. Th is manual contains the info rmation on how to do that; please read it careful[...]

2 INTRODUCTION A FEW WORDS ABOUT SAFETY Safety Labels Safety Messages Safety Headings Safety Section Instructio ns 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 [...]

3 CON TENTS .......................................................................................... PUMP SAFETY . 5 ................................................................................................ CONTROLS . 8 ............................................................................. BEFORE OPERATION . 13 .....................[...]

4 CONTENTS SERVICING YOUR PUMP (continued) ................................................................................................ STORAGE . 40 ..................................................................................... TRANSPORTING . 46 ..................................... TAKING CARE OF UNEXPECTED PROBLEMS . 47 ...............[...]

5 IMPORTANT SAFETY INFORMATION Refuel With Care Pump Operati on Operator Responsibility PUMP SAFETY Honda WB20XT and WB30XT pumps are designed to pump only water that is not intended for human c onsumption, and other uses can result in injury to the operator or damage t o the pump and other property. Most injuries or pr operty damage can be prevent[...]

6 PUMP SAFETY Hot Exhaust Carbon Monoxide Hazard The muffler becomes very hot during operation and rem ains 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[...]

7 PUMP SAFETY SAFETY LABEL LOCATIONS The labels shown here contain important safety information. Please read them carefully. These labels are considered permanent parts of your pump. If a label co mes off or beco mes hard to read, contact an authorized Honda servicing dealer for a replacement. 11/08/01 15:04:21 31YG3610_008[...]

＜＞ 8 COMPONENT & CONTROL LOCATIONS WB20XT CONTROLS THROTTLE LEVER IGNITION SWITCH SUCTION PORT OIL DRAIN PLUG DISCHARGE PORT MUFFLER PUMP DRAIN CAP FUEL FILLER CAP CHOKE LEVER OIL FILLER CAP/DIPSTIC K STRAINER PRIMING WATE R FILLER CAP AIR CLEANER FRAME FUEL VALVE LEVER RECOIL STARTE R GRIP 11/08/01 15:04:29 31YG3610_009[...]

＜＞ 9 CONTROLS THROTTLE LEVER IGNITION SWITCH SUCTION PORT OIL DRAIN PLUG DISCHARGE PORT MUFFLER PUMP DRAIN CAP FUEL FILLER CAP CHOKE LEVER OIL FILLER CAP/DIPSTIC K STRAINER PRIMING WATE R FILLER CAP AIR CLEANER FRAME FUEL VALVE LEVER RECOIL STARTE R GRIP WB30XT 11/08/01 15:04:35 31YG3610_010[...]

10 CONTROLS CONTROLS Fuel Valve Lever Ignition Switch FUEL VALVE LEVER OFF ON ON IGNITION SWITCH O O F F F F The fuel valve lever must be in the ON position for the engine to run. When the engine is not in use, leave the fuel valve lever in the OFF positio n to prevent carburetor flooding and to reduce the possibility of fuel leakage. The ignition [...]

11 CONTROLS Choke Lever Throttle Lever OPEN CHOKE LEVER FAST THROTTLE LEVER C C L L O O S S E E D D SLOW The choke lever opens and closes the choke valve in the carburetor. The CLOSED pos ition enriche s the fuel mixture for starting a cold engine. The OPEN position provides the correct fuel mixture for operation after starting, and for restarting [...]

12 CONTROLS Recoil Starte r Grip RECOIL STARTE R GRIP Pulling the rec oil starter gr ip operates th e recoil start er to crank the engine. 11/08/01 15:05:01 31YG3610_013[...]

13 BEFORE OPERAT ION ARE YOU READY TO GET STARTED? Knowledge Your safety is your responsibility. A little time spent in preparation will significantly reduce your risk of injury. Read and understand this manual. Know what the controls do and how to operate them. Familiarize yourself with the pump and its operation be fore you begin pumping. Know wh[...]

14 BEFORE OPERATION IS YOUR PUMP READY TO GO? Check the General Conditi on of the Pump For your safety, and to maximize the service life of your equipment, it is very important to take a few m oments before you operate the pump to check its condition. Be sure to take care of any problem you find, or have your servicing dealer corr ect it, before yo[...]

15 BEFORE OPERATION Check the Suction and Dischar ge Hoses Check the Engine Check the general conditi on of the hoses. Be s ure the hoses are in serviceable condition before connectin g them to the pump. Remember that the suction hose must be reinforced construction to prevent hose collapse. Check that the sealing washer in the suction hose connect[...]

16 OPERA TION SAFE OPERATING PRECAUTIONS To safely realize the full potential of this pump, you need a complete understanding of its o peration and a c ertain amount of practice with its controls. Before opera ting the pump for the first time, please review the IMPORTANT SAFETY INFORMATION on page and the chapter titled BEFORE OPERATION . For your [...]

17 OPERATION PUMP PLACEMENT DISCHARGE HEAD T T O O T T A A L L H H E E A A D D SUCTION HEAD LESS THAN 26 feet (8 meters) For best pump performance, place the p ump 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)[...]

18 OPERATION SUCTION HOSE INSTALLATION SUCTION HOSE HOSE COUPLER HOSE CLAMP SUCTION HOSE SUCTION PORT S S E E A A L L I I N N G G W W A A S S H H E E R R HOSE CLAMP RING HOSE CLAMP HOSE CONNECTOR (commercially available) HOSE CLAMP STRAINER HOSE CONNECTOR (commercially available) Use a commercially available hose and hose connector with the hose cl[...]

19 OPERATION DISCHARGE HOSE INSTALLATION DISCHARGE HOSE HOSE CONNECTOR HOSE CLAMP It is best to use a short, large-d iameter hose, because that will reduce fluid friction and improve pump output. A long or sm all-diameter hose will increase fluid friction and reduce pump output. Tighten the hose clamp securely to prevent the discharge hose from dis[...]

20 OPERATION PRIMING THE PUMP PRIMING WATER FILLE R CAP BOARDS DISCHARGE HOSE Before starting the engine, remove the filler cap from the pump chamber, and completely fill the p ump chamber with water. Reinstall the filler cap and tighten it securely. Operating the pump dry will destroy the pum p seal. If the pump has been operated dry, stop the eng[...]

21 OPERATION STARTING THE ENGINE F F U U E E L L V V A A L L V V E E L L E E V V E E R R ON CHOKE LEVER CLOSED THROTTLE LEVER S S L L O O W W Move the throttle lever away from the S LOW position about 1/ 3 of the way toward the FAST position. To rest art a warm en gine, l eave the chok e lever i n the OPE N posi tion. To start a cold engi ne, m ove[...]

22 OPERATION ON IGNITION SWITCH RECOIL STARTE R GRIP Turn the ignition switch to the ON position. Pull the recoil starter grip lightly until you fill resistance, and then pull briskly. Do not allow the recoil starter grip to snap back against the engine. Return it gently to prevent damage to t he starter. 5. 6. 11/08/01 15:06:24 31YG3610_023[...]

23 OPERATION SETTING ENGINE SPEED OPEN CHOKE LEVER FAST SLOW THROTTLE LEVER If the choke lever was moved to the CLOSED position to start the engine, gradually move it to the OPEN pos ition as the e ngine warms up. After starting the engine, move the throttle lever to the FAST position for self-priming, and check pump output. Pump output is controll[...]

24 OPERATION STOPPING THE ENGINE THROTTLE LEVER SLOW IGNITION SWITCH O O F F F F To stop the engine in an emergency, simply turn the ignition switch to the OFF position. Under normal condi tions, use the foll owing procedure. Move the throttle lever to the SLOW position. Turn the ignition switch to the OFF position. 1. 2. 11/08/01 15:06:39 31YG3610[...]

25 OPERATION FUEL VALVE LEVER OFF Turn the fuel valve lever to the OFF position. After use, remove the pump drain plug (see page ), and drain the pump chamber. Remove the filler cap, and flush the pump chamber with clean, fre sh water. Allow the w ater to drain from th e pump chamber, and then reinstall the filler cap and drain plug. 3. 41 11/08/01[...]

26 SERVICING YOUR PUMP THE IMPORTANCE OF MAINTENANCE 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’’ t o EPA standards. Good maintenance is essential for saf e, economical, and trouble-free operation. It will als[...]

− − − 27 SERVICING YOUR PUMP MAINTENANCE SAFETY Safety Precautions Carbon monoxide poisoning from engine exhaust . Burns from h ot parts. Injury from moving parts. Some of the most important safety precautions follow. However, we cannot warn you of every conceivable hazard that can ari se in performing maintenance. Only you can decide whether[...]

○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ 28 SERVICING YOUR PUMP MAINTENANCE SCHEDULE ITEM REGULAR SERVICE PERIOD (3) Perform at every indicated month or operating hour interval, whichever comes first. Engine oil Air cleaner Spark plug Spark arrester (applicable types) Sediment cup Idle speed Valve clearance Combustion chamb er Fu[...]

29 SERVICING YOUR PUMP REFUELING MAXIMUM FUEL LEVEL FUEL TANK TOP 1i n c h (25 mm) 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. Gasoline is highly flammable and explosive. You can be burned or seriously injured when handling fuel. Stop the engine and kee[...]

30 SERVICING YOUR PUMP FUEL RECOMMENDATIONS Never refuel the engine inside a building where gasoline fumes m ay reach flames or sparks. Keep gasoline a way from app liance pilot lights, barbecues, electric appliances, power tools, etc. Spilled fuel is not only a fire hazard, it caus es environmental damage. Wipe up spills immediately. Fuel can dama[...]

31 SERVICING YOUR PUMP ENGINE OIL LEVEL CHECK OIL FILLER NECK OIL FILLER CAP/DIPST ICK UPPER LIMIT LOWER LIMIT Check the engine oil level with the engine stopped and in a level position. Remove the oil filler cap/ dipstick and wipe it clean. Inse rt and remove the dips tick witho ut screwing it i nto the fill er neck. Check the oil level shown on t[...]

32 SERVICING YOUR PUMP ENGINE OIL CHANGE DRAIN PLUG OIL FILLER CAP/DIPST ICK OIL LEVEL SEALING WASHER Drain the used oil while the engine is warm. Warm oil drains quickly and completely. Place a suitable container below the engine to catch the used oil, and then remove the oil filler cap/dipstick, drain plug and sealing washer. Screw in the oil fil[...]

33 SERVICING YOUR PUMP ENGINE OIL RECOMMENDATION AMBIENT TEMPERATU RE Oil is a major factor affecting performance and service life. Use 4-stroke automotive detergent oil. Use 4-stroke motor oil that meets or ex ceeds the requi rements for API service category SJ or later (or e quivalent). Always check the API service label on the oil container to b[...]

34 SERVICING YOUR PUMP AIR FILTER INSPECTION AIR CLEANER COVER AIR FILTER WING NUT COVER WASHER GRID Unscrew the wing nut and r emove the air cleaner cover. Check the air filter to be sure it is clean and in good condition. If the air filter is dirty, cl ean it as described on page . Replace the a ir filter if it is damaged. Reinstall the air filte[...]

35 SERVICING YOUR PUMP AIR FILTER CLEANING AIR FILTER A dirty air filter w ill restrict air flow to the c arburetor, reducing engine performance. If you operate the pump in very dusty areas, clean the air filter more freque ntly than specif ied in the Maintenance Schedule (see page ). Clean the air filter in warm soapy water , rinse, and allow to d[...]

36 SERVICING YOUR PUMP SEDIMENT CUP CLEANING SEDIMENT CUP Move the fuel valve lever to the OFF position, then rem ove the fuel sediment cup and O-ring. 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. Handle fuel only outdoors. Wipe up spill[...]

−− − − 37 SERVICING YOUR PUMP SPARK PLUG SERVICE SPARK PLUG CAP S S P P A A R R K K P P L L U U G G W W R R E E N N C C H H SEALING WASHER 0.028 0.031 in (0.7 0.8 mm) In or der to se rvice t he spark plu g, you will need a spa rk plug w rench (commercially available). BPR6ES 0.028 0.031 in (0.7 0.8 mm) Measure the spark plu g electrode gap [...]

− 38 SERVICING YOUR PUMP Attach the spark plug cap. A loose spark plug can overheat and damage t he engine. Overtightening the spark plug can damage the threads in the cylinder head. If installing a new spark plug, tighten 1/ 2 turn after the spark plug seats. If reinstalling the used spa rk plug, tighten 1/ 8 1/ 4 tu rn after the spark plug seat[...]

39 SERVICING YOUR PUMP SPARK ARRESTER SERVICE (optional equipment) 8 mm NUTS MUFFLER MUFFLER PROTECTOR SPARK ARRESTER SCRE EN 5 mm SELF-TAPPING SCREWS 4 mm SCREW GASKET SPARK ARRESTER Your engine is not factory-equipped with a spark arrester. In some areas, it is illegal to o perate a n engine without a spark a rrester. Check local laws and regulat[...]

40 STORAGE STORAGE PREPARATION Cleaning Proper storage preparation is essential for keeping your pump trouble- free and looking good. The f ollowing 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. Wash the engine and pump. Wash the[...]

41 STORAGE Fuel PUMP DRAIN PLUG Depending on the region where you operate your equipm ent, fuel formulations may deteriorate and oxidiz e rapidly. Fuel deterioration and oxidation can occur in as little as 30 days and may cause damage to the carburetor and/ or fuel system. Please check with your servicing dealer for local storage requirements. Gaso[...]

− − 42 STORAGE Adding a Fuel Stabilizer to Extend Fuel Storage Life Short Term S torage (30 90 days) FUEL VALVE LEVER OFF If your equipment will not be used for 30 90 days, we recommend the following to prevent fuel-related problems: Add fuel stabilizer following the manufacturer’s instruc tions. When adding a fuel s tabilizer, fill the fuel [...]

43 STORAGE Draining the Fuel Tank and Carburet or Long Term or Seasonal Storage (greater than 90 days) DRAIN BOLT FUEL VALVE LEVER O-RING SEDIMENT CUP WASHER After all the fuel has drained into the container, reinstall the drain bolt and sediment cup. Tighten them securely. Remove the carburetor drain bolt and sediment cup, and then move the fuel v[...]

44 STORAGE Engine Oil Engine Cylinder STORAGE PRECAUTIONS Align no tch on pulley with hole at the top of cover . Change the engine oil (see page ). Pull the recoil starter grip s lowly until resistance is felt and the notch on the starter pulley aligns with the hole at the top of the recoil starter cover. This will close the valves so moisture cann[...]

45 STORAGE REMOVAL FROM STORAGE Place the pump on a level surface. Tilting can cause f uel or oil leakage. With the engine and exhaust system cool, cover the pump to keep out dust. A hot engine and exhaust system can ig nite or melt some materials. Do not use sheet plastic as a dust cover. A nonp orous cover will trap moisture around the pum p, pro[...]

46 TRANSP ORTING If the pump has been run ning, allow the engine to cool f or at least 15 minutes before loading the pump on the transport vehicle. A hot engine and exhaust syste m 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 positio[...]

47 ENGINE Engine Will Not Start Engine Lacks Power TAKING CARE OF UNEXPECTED PROBLEMS Possib le Cause Correction Correction Possib le Cause Fuel valve OFF. Choke ope n. Igniti on switc h OFF . Out of fuel. Bad f uel; pump s tored wi thout tre ati ng or dra ini ng g as oli ne , or refueled wit h bad gaso line. Sp ark plu g fau lty , foul ed, or impr[...]

48 TAKING CARE OF UNEXPECTED PROBLEMS PUMP No Pump Output Low Pump Output Possib le Cause Correction Possib le Cause Correction Prime pump (p. 20 ) Repl ace s uction hose (p. 1 8 ). Sink the stra iner and the end of the sucti on hose comple tely unde rwate r. Repl ace s eal ing wa sher if mi ssi ng or damage d. Tighte n hose c onnector and clamp (p[...]

＜＞ ＜＞ 49 TECHNICA L INFORMATION Serial Number Location WB20XT WB30XT ENGINE SERIAL NUMBER FRAME SERIAL NUMBER Record the frame serial number (if assigne d) and the engine serial number in the space below. You will need these serial numbers when ordering parts, and when m aking technical or warranty inquiries (see page ). Engine serial numbe[...]

50 TECHNICAL INFORMATION Carburetor Modificati on 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 a ltitude that dif fers from that at whic[...]

51 TECHNICAL INFORMATION Emission Control System Inform ation The U.S. and California Clean Air Acts Tampering and Altering Source of Emissions The combustion process produces car bon monoxide, oxides of nitrogen, and hydrocarbons. Control of hydrocarbons and oxides of nitrogen is very important because, under certain conditions, they react to form[...]

52 TECHNICAL INFORMATION Problems That May Affect Emissions Replacement Parts Maintenance If you are aware of any of the follow ing symptoms, have your engine inspected and repaired by your servicing dealer. Hard starting or stalling after starting. Rough idle. Misfiring or backfiring under load. Afterburning (backfiring). Black exhaust smoke or hi[...]

−− −− −− 53 TECHNICAL INFORMATION Air Index An Air Index Information hang tag/lab el is applied to engines certified to an emission d urability time period in accord ance 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 o[...]

×× ± ± × − − ＋ − 54 TECHNICAL INFORMATION Specifications Dimensions and weight Engine design and performance Tune up WB20XT 17.9 in (455 mm) 14.4 in (365 mm) 16.5 in (420 mm) GX120 4-stroke, overhead valve, s ingle cylinder 46 lbs (21 kg) 7.2 cu-in (118 cm ) [2.4 1.7 in (60.0 42.0 mm)] Length Width Height Dry mass [weight] Forced air T[...]

55 TECHNICAL INFORMATION Pump WB20XT (continued) 92.4 ft (28 m) 2 6 . 4f t( 8m ) 110 seconds at 16.4 ft (5 m) 151.9 US gal (575 L) 2.0 in (50 mm) 2.0 in (50 mm) Suction p ort diameter Discharge port diameter Total head (maximum) Suction head (maximum) Discharge capa city (maximum) Self-priming time per minute 11/08/01 15:11:21 31YG3610_056[...]

×× × − − ± ± ＋ − 56 TECHNICAL INFORMATION Dimensions and weight Engine design and performance Tune up WB30XT 20.1 in (510 mm) 15.2 in (385 mm) 17.9 in (455 mm) 60 lbs (27 kg) GX160 4-stroke, overhead valve, s ingle cylinder 9.9 cu-in (163 cm ) [2.7 1.8 in (68.0 45.0 mm)] Length Width Height Dry mass [weight] Forced air Transistorized m[...]

57 TECHNICAL INFORMATION Pump WB30XT (continued) 85.8 ft (26 m) 2 6 . 4f t( 8m ) 150 seconds at 16.4 ft (5 m) 275.0 US gal (1,041 L) 3.1 in (80 mm) 3.1 in (80 mm) Suction p ort diameter Discharge port diameter Total head (maximum) Suction head (maximum) Discharge capa city (maximum) Self-priming time per minute 11/08/01 15:11:43 31YG3610_058[...]

58 DEALER LOCATOR INFORMATION Honda PUBLICATIONS Shop Manual Parts Catalog CONSUMER INFORMATION To find an authorized Honda Servicing Dealer anywhere in the United States: Visit our web site: www.HondaPowerEquipment.com and click on Dealer Locator. This manual covers complete maintenance and overhaul procedures. It is intended to be used by a skill[...]

59 CONSUMER INFORMATION Customer Service Inform ation Servicing dealership personnel are trained pr ofessionals. They should be able to answer any question y ou 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 h[...]

−− ＋ − QUICK REFERENCE INFORMATION BPR6ES Type Type Capacity Type Gap Idle speed Before each use First 20 hours Subsequent 0.028 0.031 in (0.70 0.80 mm) 1,400 rpm Fuel Engine Oil Spark Plug Carburetor Maintenance 0.59 US qt (0.56 L) 0.61 US qt (0.58 L) Unleaded gasoline with a pump octane rat ing of 86 or higher ( p a g e3 0) SAE 10W-30, AP[...]

00X31YG36100 © 201 1 Honda Motor Co., Ltd.—All Rights Reserved Owner ’ s Manual PUMP WB20XT/WB30XT POM31V20611 FRC800 Cover.ai 11/2/2011 11:12:53 AM[...]