CONTENTS
QUICK FIND
Air Filter................................................. 11
Approved Liquids .................................... 6
How to Contact Honda.......................... 18
Dealer Locator Information ................... 18
Add Fuel.................................................. 7
Maintenance Safety................................. 9
Maintenance Schedule.......................... 10
Oil Change ............................................ 10
Oil Alert® System ....................................... 6
Spark Plug ................................................ 11
Honda Publications................................... 18
FOR YOUR SAFETY.............................. 2
PARTS AND CONTROLS ...................... 3
INITIAL PUMP SETUP ........................... 4
Importance of Proper Assembly.......... 4
Tools Required.................................... 4
List of Loose Parts............................... 4
Assembly............................................. 4
Add Engine Oil .................................... 4
Please Register Your Pump................ 4
Before Using Your Pump..................... 4
BEFORE EACH OPERATION................ 4
Check Your Pump ............................... 5
Check Your Pumping Area.................. 5
Suction Hose Connection.................... 5
Discharge Hose Connection................ 5
Pump Performance ............................. 6
Approved Liquids................................. 6
Pump Performance ............................. 6
Oil Alert® System................................ 6
Check the Engine Oil Level................. 6
Add Fuel.............................................. 7
OPERATION........................................... 7
Safe Pumping Practices ...................... 7
Starting the Engine.............................. 8
Stopping the Engine............................ 9
SERVICING YOUR PUMP ..................... 9
Maintenance Safety............................. 9
Maintenance Schedule...................... 10
Oil Change ........................................ 10
Air Filter ............................................. 11
Spark Plug......................................... 11
Spark Arrester (optional part) ............ 12
TRANSPORTING ................................. 13
Before Loading ..................................
13
Loading.............................................. 13
STORAGE ............................................ 13
Fuel ................................................... 13
Oil...................................................... 13
Cleaning ............................................ 13
Storage Location ............................... 14
Removing From Storage ................... 14
TROUBLESHOOTING............................... 14
Engine Will Not Start .............................. 14
Loss of Power......................................... 14
Low Pump Output................................... 14
Pump Will Not Pump .............................. 14
TECHNICAL INFORMATION .................... 15
Serial Number Locations ........................ 15
High Altitude Operation .......................... 15
Emission Control System ....................... 15
Air Index ................................................. 16
Specifications ......................................... 16
AVOIDING FUEL-RELATED PROBLEMS 17
CUSTOMER INFORMATION .................... 18
Parts, Accessories, and Service Items... 18
Dealer Locator Information..................... 18
How to Contact Honda ........................... 18
Honda Publications ................................ 18
DISTRIBUTOR’S LIMITED WARRANTY... 19
EMISSION CONTROL SYSTEM
WARRANTY .............................................. 20
PRODUCT REGISTRATION ..................... 23
OWNER’S MANUAL
WMP20X
MULTI-PURPOSE PUMP
Before operating the pump for the first time, please read this
Owner’s Manual. Even if you have operated other pumps, take
time to become familiar with how this pump works.
© 2012-2021 American Honda Motor Co., Inc.—All Rights Reserved
QUESTIONS?
Contact your Honda dealer.
There is a dealer locator at
powerequipment.honda.com
00X31YE0 6355
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