Honda Power Equipment GX25 owner manual Fuel Return Tube Priming Pump

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3.Press the priming pump several times until a fuel flow in the fuel return tube is visually noticed.

FUEL RETURN TUBE

PRIMING PUMP

4.Pull the starter grip lightly until resistance is felt, then pull briskly.

Do not allow the starter grip to snap back against the engine. Return it gently to prevent damage to the starter.

Always pull the starter grip briskly. If not pulled briskly, sparks may fail to jump across the spark plug electrodes, resulting in failure to start the engine.

Standard/Pump type:

Tiller type:

STARTER GRIP

(EQUIPMENT SIDE) STARTER GRIP (EQUIPMENT SIDE)

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Contents GX25 Page Safety Instructions Safety Instruction Safety Indication LocationPRE-OPERATION Check Multi Viscosity Standard/Pump type Tiller type Fuel Gasolines Containing Alcohol Retightening bolts and nuts Starting the Engine Fuel Return Tube Priming Pump High altitude operation Operation Stopping the Engine Maintenance Maintenance Schedule Regular Service PeriodEngine OIL Capacity Disassembly Oil changeAir cleaner service Spark plug service Recommended spark plug Never use a spark plug of incorrect heat rangeSpark Plug Spark Plug CAP Page Spark Arrester Muffler Spark Arrester Screen Fuel Filler Neck Engine OIL Filler CAP Fuel Filler Neck Engine OIL Filler CAP Cooling fin service TRANSPORTING/STORAGE Page Troubleshooting When it is hard to start the engineWhen the engine will not start Specifications Standard Tiller PumpMemo

GX25 specifications

Honda Power Equipment GX25 is a compact and highly versatile engine that is part of Honda's renowned GX series, ideal for a variety of outdoor power equipment. This lightweight, yet powerful engine is designed with efficiency and durability in mind, making it a popular choice for both commercial and residential applications.

One of the standout features of the GX25 engine is its 4-stroke design. Unlike many traditional 2-stroke engines, which require oil to be mixed with fuel, the GX25 operates on pure gasoline. This not only results in lower emissions, making it an environmentally friendly option, but also simplifies maintenance as there's no need for oil mixing. The engine's overhead cam design contributes to its efficiency, allowing for smoother operation and better fuel economy.

The GX25 engine boasts a displacement of 25 cc, which enhances its power output while maintaining its compact size. With a maximum output of around 1.0 horsepower at 7,000 RPM, this engine provides ample power for various applications, such as string trimmers, blowers, and more. Its lightweight design, at approximately 3.8 kg (8.4 lbs), makes it easy to handle, reducing operator fatigue during extended use.

In terms of reliability, the GX25 is equipped with Honda’s proven engineering, offering a long service life even under heavy usage. The engine features an integrated ignition system for quick starting and a spark arrestor that enhances safety during operation, especially in brushy areas where fire hazards may be a concern. Additionally, it is designed with a low vibration system, which further enhances comfort for the user.

The GX25 also includes advanced technologies such as a vortex combustion chamber, which optimizes fuel efficiency and improves power output while reducing emissions. Its ability to start easily in various conditions, along with its excellent fuel efficiency, makes it a preferred choice for professional landscapers and homeowners alike.

In summary, the Honda Power Equipment GX25 engine encapsulates a perfect blend of power, efficiency, and reliability. Its lightweight, compact design, coupled with innovative technologies, sets a standard in the industry, making it an exceptional choice for those seeking a high-performance engine for their outdoor power equipment needs. Whether for commercial use or home gardening, the GX25 delivers performance that stands the test of time.