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Honda WH20 User Manual

Honda WH20
68 pages
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C
2021 Honda Motor Co., Ltd. -All Rights Reserved
Owner
,
s Manual
WATER PUMP
Printed in Thailand
AH
Hi
EM3
Includes US and Canadian Models
31YH6612
00X31-YH6-6120
WH15XT/20XT
PANTONE
186C
BK
WH15XT/20XT

Table of Contents

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Honda WH20 Specifications

General IconGeneral
Pump TypeCentrifugal
Starting SystemRecoil
Engine Type4-stroke, air-cooled, OHV
Max Output3.5 HP (2.6 kW) @ 3, 600 RPM
Fuel Tank Capacity2.5 L
Max Flow Rate600 L/min
Max Head30 m
Suction Head Lift8 m
EngineHonda GX120T1
Run Time2.5 hours
Weight47 lbs (21 kg)

Summary

INTRODUCTION

A FEW WORDS ABOUT SAFETY

Discusses safety precautions and hazard identification methods used in the manual.

PUMP SAFETY

IMPORTANT SAFETY INFORMATION

Provides essential safety guidelines for operating the water pump.

Operator Responsibility

Details the operator's role in ensuring safe pump operation and emergency shutdown.

Pump Operation

Specifies the correct liquids to pump and hazardous liquids to avoid.

Refuel With Care

Provides safety instructions for refueling the pump's engine.

Fire and Burn Hazards

Alerts to the hot exhaust system and muffler, and safe operating distances.

Carbon Monoxide Hazard

Warns about the dangers of carbon monoxide gas from engine exhaust.

SAFETY LABEL LOCATIONS

Identifies the location and importance of safety labels on the pump.

CONTROLS

COMPONENT & CONTROL LOCATIONS

Identifies the location of all controls and components on the water pump.

Fuel Valve Lever

Explains the function and operation of the fuel valve lever.

Ignition Switch

Describes the function and operation of the ignition switch.

Choke Lever

Details the function of the choke lever for starting a cold or warm engine.

Throttle Lever

Explains how the throttle lever controls engine speed and pump output.

Recoil Starter Grip

Describes the operation of the recoil starter grip for engine starting.

BEFORE OPERATION

ARE YOU READY TO GET STARTED?

Ensures the user is prepared and knowledgeable before operating the pump.

IS YOUR PUMP READY TO GO?

Guidance on pre-operation checks for the water pump's condition.

Check the General Condition of the Pump

Instructions for checking the pump's overall condition, including fasteners and damage.

Check the Suction and Discharge Hoses

Guidance on inspecting suction and discharge hoses for proper condition and installation.

Check the Engine

Procedures for checking engine oil level, air filter, and fuel level before operation.

OPERATION

SAFE OPERATING PRECAUTIONS

Essential safety measures and warnings for operating the water pump.

PUMP PLACEMENT

Recommendations for optimal pump placement to maximize performance and minimize priming time.

SUCTION HOSE INSTALLATION

Step-by-step guide for installing the suction hose and strainer correctly.

DISCHARGE HOSE INSTALLATION

Instructions for installing the discharge hose for optimal fluid friction and output.

PRIMING THE PUMP

Procedure for filling the pump chamber with water before starting the engine.

STARTING THE ENGINE

Step-by-step instructions for starting the water pump engine.

SETTING ENGINE SPEED

Guidance on adjusting engine speed using the throttle lever for desired pump output.

SERVICING YOUR PUMP

THE IMPORTANCE OF MAINTENANCE

Explains why regular maintenance is crucial for safe, economical, and trouble-free operation.

MAINTENANCE SAFETY

Key safety precautions to follow during maintenance and repair procedures.

MAINTENANCE SCHEDULE

Provides a schedule for regular maintenance tasks based on time or operating hours.

REFUELING

Instructions and safety precautions for refueling the pump's fuel tank.

ENGINE OIL LEVEL CHECK

Procedure for checking the engine oil level and topping up if necessary.

ENGINE OIL CHANGE

Step-by-step guide for draining and refilling the engine oil.

FUEL RECOMMENDATIONS

Specifies the type of gasoline suitable for the engine, including ethanol limits.

ENGINE OIL RECOMMENDATIONS

Recommends specific oil types and viscosities based on ambient temperature.

AIR CLEANER SERVICE

Instructions for inspecting, cleaning, or replacing the air filter element.

AIR FILTER CLEANING

Details the cleaning procedures for paper and foam air filter elements.

SEDIMENT CUP CLEANING

Procedure for removing and cleaning the fuel sediment cup and filter.

SPARK PLUG SERVICE

Guide to inspecting, gapping, and replacing the spark plug.

SPARK ARRESTER SERVICE (optional parts)

Instructions for servicing the spark arrester, including removal and cleaning.

STORAGE

STORAGE PREPARATION

Steps for preparing the pump for storage to prevent rust and corrosion.

Cleaning

Instructions for cleaning the engine and pump before storage.

Fuel

Information on fuel deterioration during storage and how to prevent it.

Long Term or Seasonal Storage (greater than 90 days)

Procedure for draining the fuel tank and carburetor for long-term storage.

Adding a Fuel Stabilizer to Extend Fuel Storage Life

Guidance on using fuel stabilizer for short-term storage (30-90 days).

Engine Oil

Instruction to change the engine oil as part of storage preparation.

Engine Cylinder

Procedure for lubricating the engine cylinder for long-term storage.

TAKING CARE OF UNEXPECTED PROBLEMS

ENGINE

Troubleshooting guide for engine-related issues like not starting or lacking power.

Engine Will Not Start

Lists possible causes and corrections for the engine failing to start.

Engine Lacks Power

Diagnoses and solutions for when the engine has reduced power.

PUMP

Troubleshooting guide for pump-related issues like no output or low output.

No Pump Output

Identifies causes and solutions for the pump having no water output.

Low Pump Output

Lists possible causes and corrections for the pump's reduced water output.

TECHNICAL INFORMATION

Serial Number Locations

Shows the locations of engine and frame serial numbers for identification.

Carburetor Modification for High Altitude Operation

Explains the need for and procedure of carburetor modification for high altitude use.

EMISSION CONTROL SYSTEM INFORMATION

Details the engine's emission control system and its components.

Problems That May Affect Emissions

Symptoms indicating potential issues with the emission control system.

Replacement Parts

Guidance on using genuine or EPA-certified parts for emissions control systems.

Maintenance

Emphasizes owner responsibility for maintenance to comply with emission standards.

Air Index

Information on emission durability periods for engines certified in California.

EMISSION CONTROL SYSTEM WARRANTY

Details the warranty coverage for the engine's emission control system.

WH15XT2 Specifications

Provides detailed specifications for the WH15XT2 model, including dimensions and performance.

WH20XT Specifications

Provides detailed specifications for the WH20XT model, including dimensions and performance.

CONSUMER INFORMATION

Dealer Locator Information

Information on how to find an authorized Honda Servicing Dealer in the USA and Canada.

Honda Publications

Details on how to obtain shop manuals and other Honda publications.

Customer Service Information

Contact information and procedures for resolving issues with Honda Power Equipment.

QUICK REFERENCE INFORMATION

Fuel

Quick reference for fuel type and octane rating.

Engine Oil

Quick reference for recommended engine oil type and capacity.

Spark Plug

Quick reference for spark plug type and gap specification.

Maintenance

Quick reference for initial and subsequent maintenance checks.

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