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Table of Contents
Related Manuals for Honda WP20X, WP30X
Summary of Contents for Honda WP20X, WP30X
- Page 2 The engine exhaust contains chemicals known to the State of California to cause cancer, birth Keep this owner's manual handy, so you can refer to This owner's manual pump and should remain with the water pump if resold. The information and specifications included in this publication were in effect at the time of approval for printing.
- Page 3 INTRODUCTION A FEW WORDS ABOUT 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.
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Page 4: Table Of Contents
CONTENTS PUMP SAFETY IMPORTANT SAFETY INFORMATION SAFETY LABEL LOCATIONS CONTROLS & FEATURES & COMPONENT CONTROL LOCATIONS CONTROLS Fuel Valve Lever Ignition Switch Choke Lever Throttle Lever Recoil Starter Grip FEATURES Oil A l e e System BEFORE OPERATION ARE YOU READY TO GET STARTED? IS YOUR PUMP READY TO GO? Check the General Condition of the Pump Check the Suction and Discharge Hoses... - Page 5 CONTENTS SERVICING YOUR PUMP (continued) ENGINE OIL RECOMMENDATIONS AIR FILTER INSPECTION AIR FILTER CLEANING SEDIMENT CUP CLEANING SPARK PLUG SERVICE IDLE SPEED ADJUSTMENT SPARK ARRESTER SERVICE (optional equipment) STORAGE STORAGE PREPARATION Cleaning Fuel Engine Oil STORAGE PRECAUTIONS REMOVAL FROM STORAGE TRANSPORTING TAKING CARE OF UNEXPECTED PROBLEMS ENGINE...
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Page 6: Important Safety Information
IMPORTANT SAFETY INFORMATION Honda WP2OX and WP3OX pumps are designed to pump only water that is not intended for human consumption, and other in injury to the operator or damage to the pump and other property Most accidents can be prevented if you follow all instructions in this manual and on the pump. - Page 7 PUMP SAFETY Hot Exhaust The muffler becomes very hot during operation and remains hot for a while after stopping the engine. while hot. Let the engine cool before transporting the pump or it is storing it indoors. To prevent fire hazards, keep the pump a t least 3 feet ( 1 meter) away from building walls and other equipment during operation.
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Page 8: Pump Safety
SAFETY LABEL LOCATION The label shown here contains important safety information. read it carefully. This label pump. If the label comes authorized Honda servicing dealer for a replacement. is considered a permanent part of your off or becomes hard to read, contact an WARNING- DO NOT PUMP FLAMMABLE OR CORROSIVE MATERIALS. -
Page 9: Controls & Features
CONTROLS & FEATURES & COMPONENT CONTROL LOCATIONS < > WPPOX THROlTLE LEVER CHOKE LEVER FUEL VALVE LEVER PRIMING W FILLER CAP SUCTION PORT PUMP DRAIN PLUG FUEL FILLER DISCHARGE PORT IGNITION SWITCH FRAME OIL FILLER CAP/DIPSTICK STRAINER... - Page 10 CONTROLS & FEATURES < > WP3OX FUEL FILLER CAP DISCHARGE PORT THROlTLE LEVER CHOKE LEVER FUEL VALVE LEVER ” OIL FILLER CAP/DIPSTICK IGNITION SWITCH MUFFLER...
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Page 11: Controls
CONTROLS & FEATURES CONTROLS Fuel Valve Lever The fuel valve opens and closes the connection between the fuel tank and the carburetor. The fuel valve lever must be in the ON position for the engine to run. When the engine is not leave the fuel valve lever in the O F F p o s i t i o n t o p r e v e n t carburetor flooding and to reduce... -
Page 12: Choke Lever
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. -
Page 13: Recoil Starter Grip
CONTROLS & FEATURES Recoil Starter Grip Pulling the starter grip operates STARTER GRIP FEATURES Oil Alert@ System The Oil Ale@ system is designed t o prevent engine damage caused by an insufficient amount of oil in the the crankcase can fall below a safe limit, the Oil Ale@ system automatically stop the engine (the ignition switch ON position). -
Page 14: Are You Ready To Get Started
ARE YOU READY TO GET STARTED? Your safety is your responsibility. A little time spent in preparation will significantly reduce your risk of injury. Knowledge 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. -
Page 15: Before Operation
IS YOUR PUMP READY TO GO? For your safety, and to maximize the service life of your equipment, it is very important 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 Improperly maintaining this pump, or failing to correct a problem... -
Page 16: Check The Suction And Discharge Hoses
Check the Suction and Discharge Hoses Check the general condition of the hoses. Be sure the hoses are serviceable condition before connecting 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 connector is in good condition (see page 18 Check that the hose connectors and clamps &... -
Page 17: 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, IMPORTANT SAFEN INFORMATION on page BEFORE OPERA TION. -
Page 18: Pump Placement
PUMP PLACEMENT For best pump performance, place the pump near the water level, and use hoses that are no longer than pump to produce the greatest output with the least self-priming time. As head (pumping height) Maximum head specifications and shown in the tables on pages 56 and 58. -
Page 19: Suction Hose Installation
OPERATION SUCTION HOSE INSTALLATION Use the commercially available hose and hose connector hose clamp provided reinforced with a noncollapsible wall or braided wire construction. The suction hose should be no longer than performance is best when the pump is near the water hoses are short. -
Page 20: Discharge Hose Installation
DISCHARGE HOSE INSTALLATION Use a commercially available hose and hose connector, clamp provided with the pump. It is best to use a short, large-dia- meter hose, because reduce fluid friction and improve pump output. A long or small- diameter hose will increase fluid friction and reduce pump output. - Page 21 OPERATION STARTING THE ENGINE 1. Prime the pump (see page 19 ). 2. Move the fuel valve lever to the 3. To start a engine, move the choke lever to the CLOSED position. cold restart a warm engine, leave the choke lever in 4.
- Page 22 OPERATION 5. Turn the ignition switch to the ON position. IGNITION SWITCH 6. Pull the starter grip lightly until resistance is felt, then pull it briskly. Do not allow the starter grip to snap back against the engine. Return it gently to prevent damage to the starter. STARTER GRIP...
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Page 23: Starting The Engine
OPERATION 7. If the choke lever was moved to the engine, gradually move 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 throttle lever in the moving the throttle lever in the SLOW direction will decrease pump output. -
Page 24: Stopping The Engine
STOPPING THE ENGINE To stop the engine in an emergency, simply turn the ignition switch to the OFF position. Under normal conditions, procedure. 1. Move the throttle lever to the 2. Turn the ignition switch to the IGNITION SWITCH use the following SLOW position. - Page 25 OPERATION 3. Turn the fuel valve lever to the After use, remove the pump drain plug pump chamber. Remove the filler with clean, fresh water. Allow the water to drain from the pump chamber, then reinstall the filler cap and drain plug. OFF position.
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Page 26: Servicing Your Pump
SERVICING YOUR PUMP THE IMPORTANCE OF MAINTENANCE Good maintenance is essential for safe, economical, and trouble-free operation. It will also help reduce air pollution. 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. -
Page 27: Maintenance Safety
SERVICING YOUR PUMP MAINTENANCE SAFETY Some of the most important safety precautions follow. However, we cannot warn you of every conceivable performing maintenance. Only you should perform a given task. Failure to properly follow maintenance instructions and precautions can cause you to be seriously hurt or killed. -
Page 28: Maintenance Schedule
MAINTENANCE SCHEDULE chamber Check Every tube Fuel Check Impeller Impeller clearance Check Pump inlet valve Check Emission-related items. (1) Service more frequently when used in dusty areas. (2) These items should be serviced by your servicing have the proper tools and are mechanically proficient. shop manual for service procedures. -
Page 29: Refueling
SERVICING YOUR PUMP REFUELING Fuel tank capacities WP2OX: 0.66 US gal (2.5 !J,0.55 Imp gal) WP3OX: 0.95 gal (3.6 With the engine stopped, 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. -
Page 30: Recommendations Fuel
Refuel in well-ventilated area before starting the engine. If the engine has been running, allow Do not fill the fuel tank above the fuel strainer shoulder. After refue tighten the fuel tank cap securely. Never refuel the engine inside a building where gasoline fumes may reach flames or sparks. -
Page 31: Engine Oil Level Check
SERVICING YOUR PUMP ENGINE OIL LEVEL CHECK Check the engine oil level with the engine stopped and in a level position. 1. Remove the oil filler cap/dipstick and wipe 2. Insert and remove the dipstick without screwing Check the oil level shown on the dipstick. 3. -
Page 32: Engine Oil Change
ENGINE OIL CHANGE Drain the used oil while the engine is warm. Warm oil drains quickly and completely. Place a suitable container below the engine then remove the oil filler cap/dipstick 2.Allow the used oil to drain completely, then reinstall the drain plug, and tighten it securely. -
Page 33: Servicing Your Pump (Continued)
SERVICING YOUR PUMP ENGINE OIL RECOMMENDATIONS Oil is a major factor affecting performance and service life. Use 4-stroke automotive detergent oil. SAE IOW-30 is recommended for general use. Other viscosities shown in the chart may be used when the average temperature within the recommended range. -
Page 34: Air Filter Inspection
AIR FILTER INSPECTION Unscrew the wing nut and remove the air filter to be sure it is clean and in good condition. If the air filter is dirty, clean filter if is damaged. Reinstall the air filter and air cleaner cover. Be sure all the parts shown below are in place. -
Page 35: Air Filter Cleaning
SERVICING YOUR PUMP 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 air filter more frequently than specified in the SCHEDULE (see page 27 1. -
Page 36: Sediment Cup Cleaning
SEDIMENT CUP CLEANING 1. Move the fuel valve lever to the OFF position, then remove 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. -
Page 37: Spark Plug Service
SERVICING YOUR PUMP SPARK PLUG SERVICE In order to service the spark plug, you will need a spark plug wrench (commercially available). Recommended spark plug: BPR6ES (NGK) Incorrect spark plugs can cause engine damage. 1. Disconnect the spark plug cap, and remove any dirt from around the spark plug area. - Page 38 5. Install the spark plug carefully, by hand, to avoid cross-threading. 6.After the spark plug seats, tighten with a wrench to compress the 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.
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Page 39: Idle Speed Adjustment
SERVICING YOUR PUMP IDLE SPEED ADJUSTMENT 1.Stat-t the engine outdoors, and allow temperature. Dry operation will damage the pump seal. Be sure the chamber is filled with water before starting the engine. 2. Move the throttle lever to its slowest position. 3. -
Page 40: Spark Arrester Service (Optional Equipment)
SPARK ARRESTER SERVICE (optional equipment) Your engine is not factory-equipped areas, it is illegal to operate an engine without a spark arrester. Check local laws and regulations. authorized Honda servicing dealers. The spark arrester functioning as designed. If the engine has been running, the muffler will be very hot. Allow the muffler to cool before servicing 1. -
Page 41: Storage
STORAGE STORAGE PREPARATION Proper storage preparation is essential for keeping your pump troublefree and looking good. 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. -
Page 42: Fuel
4. Stop the engine, and allow it to cool. 5. Remove the pump drain and flush the pump with clean, fresh water. Allow the water to drain from the pump chamber, then reinstall the drain plug. 6. After the pump is clean and touch up any damaged paint, and coat areas that may rust... - Page 43 STORAGE Adding a Fuel Stabilizer to Extend Fuel Storage Life When adding fuel stabilizer, fill the fuel tank with fresh gasoline. If only partially filled, air in the during storage. If you keep a container of gasoline for refueling, be sure that contains only fresh gasoline.
- Page 44 Draining the Fuel Tank and Carburetor 1. Place an approved gasoline container below the carburetor, and use a funnel to avoid spilling fuel. 2. Remove the carburetor drain bolt and sediment cup, then move the fuel valve lever to the ON position. Gasoline is highly flammable and explosive.
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Page 45: Engine Oil
STORAGE Engine Oil 1. Change the engine oil (see page 31 ). 2. Remove the spark plug (see page36 3. Pour a tablespoon (5-10 4. Pull the starter grip several times 5. Reinstall the spark plug. 6. Pull the starter grip slowly until resistance is felt and the notch on the starter pulley aligns with the hole at the top of the recoil starter cover. -
Page 46: Removal From Storage
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 not use sheet plastic as a dust cover. A nonporous cover materials. -
Page 47: Transporting
TRANSPORTING If the pump has been running, allow the engine to cool for a t least 15 minutes before loading the pump on the transport vehicle. 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. -
Page 48: Taking Care Of Unexpected Problems
ENGINE Engine Will Not Start Check control positions. 2. Check fuel. Check engine oil level. Remove and inspect spark plug. 5. Take engine to an authorized Honda servicing dealer, or refer to shop manual. Engine Lacks Power 1. Check air filter. 2. -
Page 49: Pump
TAKING CARE OF UNEXPECTED PROBLEMS PUMP No Pump Output 1. Check pump chamber. 2. Check suction hose. 3. Measure suction and discharge head. 4. Check engine. Low Pump Output 1. Check suction hose. 2. Check discharge hose. 3. Measure suction and discharge head. -
Page 50: Technical & Consumer Information
TECHNICAL & CONSUMER INFORMATION TECHNICAL INFORMATION Serial Number Locations Record the pump serial number and the engine serial number in the space below. You will need these serial numbers when ordering parts, and when making technical or warranty inquiries Engine serial number: Pump serial number: ENGINE SERIAL NUMBER (see page 60... -
Page 51: Carburetor Modification For High Altitude Operation
TECHNICAL & CONSUMER INFORMATION Carburetor Modification for High Altitude Operation At high altitude, the standard carburetor air-fuel mixture rich. Performance will decrease, and fuel consumption will increase. A very rich mixture will also foul the spark plug and cause hard starting. Operation a t an altitude that differs from that at which this engine was certified, for extended periods of time, may increase emissions. -
Page 52: Oxygenated Fuels
TECHNICAL & CONSUMER INFORMATION Oxygenated Fuels Some conventional gasolines ether compound. These gasolines are collectively referred oxygenated fuels. To meet United States and Canada use oxygenated fuels emissions. If you use an oxygenated fuel, be sure it is unleaded and meets the minimum octane rating requirement. -
Page 53: Emission Control System Information
TECHNICAL & CONSUMER INFORMATION 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 react to form photochemical smog when subjected to sunlight. Carbon monoxide does not react in the same way, but Honda utilizes lean carburetor settings and other systems the emissions of carbon monoxide, oxides of nitrogen, and... - Page 54 TECHNICAL & CONSUMER INFORMATION 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. Hard starting or stalling after starting. Rough idle. Misfiring or backfiring under load. Afterburning (backfiring).
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Page 55: Air Index
TECHNICAL & CONSUMER INFORMATION Air Index An Air Index Information hang tag/label is applied to engines certified to an emission durability time period 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. -
Page 56: Specifications
TECHNICAL & CONSUMER INFORMATION Specifications WPPOX Dimensions and weight Length Width Height Dry weight Engine design and performance Model Displacement [bore stroke] Maximum output Maximum torque Cooling system PTO shaft rotation Tuneup Spark plug Idle speed Valve clearance (cold) Other specifications 18.5 in (470 mm) 13.8 in (350 mm) With rubber feet:... - Page 57 TECHNICAL & CONSUMER INFORMATION WP2OX (continued) Pump Suction port diameter Discharge port diameter Total head (maximum) Suction head (maximum) Discharge capacity (maximum) Self-priming time Pressure (maximum) Continuous running time Approximately Pump performance curve As total head increases, discharge capacity decreases. The graph shows the relationship between pump discharge capacity and total head, while pumping clear water at sea level.
- Page 58 TECHNICAL & CONSUMER INFORMATION WPSOX Dimensions and weight Length Width Heinht Dry weight Engine design and performance Model Engine type Displacement [bore stroke] Maximum output Maximum torque Cooling system Ignition system shaft rotation Tuneup Spark plug gap Idle speed Valve clearance (cold) Other specifications 19.9 in (505 mm)
- Page 59 TECHNICAL & CONSUMER INFORMATION WP3OX (continued) Pump Suction port diameter Discharge port diameter Total head (maximum) Suction head (maximum) Discharge capacity (maximum) Self-priming time Pressure (maximum) Continuous running time Approximately Pump performance curve total head increases, discharge capacity decreases. The graph shows the relationship between pumping total head, while...
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Page 60: Consumer Information
TECHNICAL & CONSUMER INFORMATION CONSUMER INFORMATION Honda Publications These publications will give you additional information for maintaining and repairing your pump. You may order them from your Honda pump dealer. Shop Manual This manual covers complete maintenance and overhaul procedures. It is intended to be used by a skilled technician. -
Page 61: Customer Service Information
TECHNICAL & CONSUMER INFORMATION Customer Service Information Servicing dealership personnel are trained professionals. They should be able to answer any question you may 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. -
Page 62: Quick Reference Information
QUICK REFERENCE INFORMATION Fuel Capacity TY Pe Engine Oil Capacity TY Pe Spark Plug Carburetor Idle speed Before each Maintenance First 20 hours Subsequent Unleaded gasoline with a pump octane rating of 86 or higher (page 29 WP2OX: 0.66 US gal (2.5 0 , 0.55 Imp gal) WP3OX: 0.95 gal (3.6 !2,0.79 Imp gal) - Page 63 The Power of Dreams 31YE5620 2000.2001.06 Printed in Japan 00x31-YE5-6200...