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Honda 3 Inch Diaphragm Pump with Wheel Kit

  • $860.00
  • Brands Honda
  • Product Code: WDP30XK1AT
  • Availability: In Stock

Honda 3-Inch Diaphragm Pump with Wheel KitThe Honda 3-Inch Diaphragm Pump with Wheel Kit is a heavy-duty, self-priming pump designed for moving muddy water, sludge, and liquids containing a high concentration of solids. Unlike conventional centrifugal trash pumps, a diaphragm pump uses a flexible diaphragm to move fluid, making it better suited to applications where water contains substantial amou..

Key Features of the Honda 3 Inch Diaphragm Pump with Wheel Kit


Honda 3-Inch Diaphragm Pump with Wheel Kit


The Honda 3-Inch Diaphragm Pump with Wheel Kit is a heavy-duty, self-priming pump designed for moving muddy water, sludge, and liquids containing a high concentration of solids. Unlike conventional centrifugal trash pumps, a diaphragm pump uses a flexible diaphragm to move fluid, making it better suited to applications where water contains substantial amounts of mud and debris.


Powered by a reliable Honda GX120 118cc OHV engine, this portable pump delivers up to 82 gallons per minute and can handle solids up to approximately 1.5 inches in diameter. The included wheel kit makes the unit easier to move around job sites, farms, drainage areas, and other locations where pumping equipment must be repositioned frequently.


Key Features


  • 3-inch suction and discharge ports support high-volume muddy-water pumping.

  • 82 GPM maximum pumping capacity provides efficient water and sludge removal.

  • Handles solids up to approximately 1.5 inches in diameter.

  • Honda GX120 118cc OHV engine provides dependable power.

  • Diaphragm pump design is well suited for muddy water and high-solids applications.

  • Self-priming operation simplifies setup.

  • Cast-iron pump housing provides durable construction.

  • Replaceable diaphragm helps simplify long-term maintenance.

  • Wheel kit included makes transportation easier around the job site.

  • Oil Alert® helps protect the engine from damage caused by low oil.

  • Protective steel frame helps shield the engine and pump assembly.


Product Specifications


SpecificationDetails
BrandHonda
Product TypeDiaphragm Water Pump
Pump Size3 in.
ModelWDP30
EngineHonda GX120
Engine Displacement118cc
Engine Type4-Stroke OHV, Single Cylinder
Starting SystemRecoil
Pump TypeDiaphragm
Maximum Capacity82 gal./min.
Maximum Total HeadApprox. 82 ft.
Maximum Suction HeadApprox. 25 ft.
Solids HandlingApprox. 1.5 in.
Suction Port3 in.
Discharge Port3 in.
Drive SystemDirect
Fuel TypeGasoline
Fuel Tank CapacityApprox. 0.95 gal.
Engine ProtectionOil Alert®
Wheel KitIncluded
ApplicationMuddy Water, Sludge & High-Solids Fluids


Specification note: Honda has offered different WDP30 configurations and accessories over time. Exact dimensions, dry weight, fuel capacity, discharge performance, and included wheel-kit components can vary by model year and SKU. Verify the specific Honda part number for the exact configuration being sold.


Built for Muddy Water and Sludge


The WDP30 is designed for applications where conventional centrifugal pumps may struggle with heavily contaminated water.


Its diaphragm mechanism is particularly useful for pumping:


  • Muddy water

  • Sludge

  • Standing water with heavy sediment

  • Construction-site runoff

  • Agricultural drainage

  • Ditches and drainage areas

  • Floodwater containing debris

  • Water with a high concentration of solids


The diaphragm pump design allows the unit to tolerate significantly dirtier fluid than a typical clear-water pump.


3-Inch High-Volume Pumping


The 3-inch suction and discharge connections provide a practical balance between portability and pumping capacity.


With a maximum rated flow of approximately 82 gallons per minute, the pump can remove substantial quantities of contaminated water while remaining compact enough for portable job-site use.


Actual flow will depend on hose length, elevation, fittings, fluid consistency, suction conditions, and other system factors.


Diaphragm Pump Design


A diaphragm pump works differently from a conventional centrifugal trash pump.


Instead of using a high-speed impeller to move water, the pump uses a flexible diaphragm to create the pumping action. This design allows the WDP30 to handle fluids containing significant amounts of mud and suspended solids.


It also makes the pump suitable for applications where abrasive or debris-filled water is expected.


Honda GX120 Engine


Power comes from Honda's GX120 118cc four-stroke OHV engine.


The GX-series engine is designed for dependable operation in demanding equipment applications. Its compact size helps keep the complete pump package manageable while providing enough power for the diaphragm mechanism.


The engine uses a recoil starter, and Honda's Oil Alert® system helps protect the engine by stopping operation when the oil level becomes dangerously low.


Self-Priming Operation


The pump is designed for self-priming, which simplifies setup compared with systems requiring a separate priming procedure.


Even with a self-priming design, correct hose installation remains important. The suction hose should be properly sealed and appropriately rated for vacuum service to prevent air leakage and loss of pumping performance.


Handles Large Solids


One of the major advantages of the WDP30 is its ability to pump fluid containing relatively large solid particles.


The pump is designed to handle solids up to approximately 1.5 inches in diameter, making it useful for dirty-water applications involving mud, sediment, and other debris.


A suitable suction strainer should still be used when required by the application to prevent excessively large objects from entering the pump.


Wheel Kit for Easier Transport


The included wheel kit makes it easier to move the pump between storage, vehicles, and pumping locations.


This is particularly useful on:


  • Construction sites

  • Farms

  • Drainage projects

  • Large properties

  • Flood-control jobs

  • Maintenance operations


The wheel kit does not eliminate the need for safe lifting and handling practices. Always use appropriate care when moving equipment across uneven ground or slopes.


Typical Applications


The Honda 3-inch diaphragm pump is well suited to:


Construction: Removing muddy water and sediment from excavations, trenches, and work areas.


Agriculture: Moving dirty drainage water and liquids containing soil or organic debris.


Flood Control: Removing contaminated standing water after heavy rainfall or flooding.


Property Maintenance: Draining ditches, ponds, low areas, and other locations where water contains significant solids.


Industrial and Utility Work: Handling dirty water where a conventional centrifugal pump may be less appropriate.


Installation Guidelines


For dependable operation:


  1. Place the pump on a stable surface.

  2. Position the pump as close to the water source as practical.

  3. Connect the correct 3-inch suction hose.

  4. Ensure the suction connection is airtight.

  5. Attach the discharge hose securely.

  6. Position the discharge hose where the pumped water can safely drain.

  7. Inspect the pump and engine before starting.

  8. Check the engine oil level.

  9. Start the engine according to Honda's instructions.

  10. Monitor the pump for proper flow and unusual vibration or noise.

  11. Shut down the engine before servicing or clearing obstructions.


Maintenance


Because the WDP30 is designed to pump heavily contaminated fluids, regular maintenance is important.


Inspect the following components routinely:


  • Diaphragm

  • Pump valves

  • Suction strainer

  • Suction hose

  • Discharge hose

  • Hose couplings

  • Pump housing

  • Engine oil

  • Air filter

  • Spark plug

  • Fuel system


The diaphragm and related wear components should be inspected periodically and replaced when necessary.


After pumping muddy or abrasive water, flushing the pump with clean water can help remove residual sediment and reduce buildup.


Safety Considerations


Use the pump only in accordance with the manufacturer's operating instructions.


Important precautions include:


  • Never operate a gasoline engine indoors or in an enclosed area.

  • Keep the pump away from ignition sources and combustible materials.

  • Do not operate the engine without adequate ventilation.

  • Stop the engine before servicing the pump.

  • Relieve pressure before disconnecting hoses.

  • Use properly rated suction and discharge hoses.

  • Keep hands and clothing away from moving components.

  • Do not operate with damaged hoses or fittings.

  • Allow hot engine components to cool before maintenance.


Benefits


  • 3-inch pump size provides useful high-volume pumping capability.

  • 82 GPM maximum flow supports demanding drainage applications.

  • Diaphragm design is ideal for muddy water and high-solid fluids.

  • Approx. 1.5-inch solids handling allows larger debris to pass through the pumping system.

  • Honda GX120 engine provides dependable portable power.

  • Self-priming design simplifies field setup.

  • Wheel kit improves mobility around work areas.

  • Oil Alert helps protect the engine from low-oil operation.

  • Durable construction is suited to demanding outdoor applications.


Who Is It For?


The Honda 3-Inch Diaphragm Pump with Wheel Kit is a strong choice for contractors, farmers, property owners, maintenance crews, and professionals who regularly pump muddy water, sludge, or liquids containing substantial amounts of solids.


Its combination of a 3-inch pumping system, approximately 82 GPM capacity, high-solids handling, Honda GX120 engine, self-priming operation, and included wheel kit makes it a practical solution for demanding drainage work where a standard centrifugal pump may not be the best choice.


Always confirm the exact model and part number before purchase to ensure the published specifications and included wheel-kit configuration match the unit being offered.

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