MA1

(1)

MA2

(1)

MA3

.025 in

0.655mm

English

9. Maintenance

WARNING

Make sure that the engine has stopped and is cool before performing any service to the machine. Contact with moving cutting head or hot muffler may result in a personal injury.

AIR FILTER

The air filter, if clogged, will reduce the engine performance. Check and clean the filter element in warm, soapy water as required. Dry completely before installing. If the element is broken or shrunk, replace with a new one. (MA1)

(1) air filter

FUEL FILTER

When the engine runs short of fuel supply, check the fuel cap and the fuel filter for blockage. (MA2)

(1) fuel filter

SPARK PLUG

Starting failure and mis-firing are often caused by a fouled spark plug. Clean the spark plug and check that the plug gap is in the correct range. For a replacement plug, use the correct type specified by RedMax. (MA3)

Replacement plug:

HE225F: Champion RCJ6Y

HEZ2500F: NGK CMR7A

IMPORTANT

Note that using any spark plug other than those designated may result in the engine failing to operate properly or in the engine becoming overheated and damaged.

To install the spark plug, first turn the plug until it is finger tight, then tighten it a quarter turn more with a socket wrench.

TIGHTENING TORQUE:

87~104 in-lbs

(9.8~11.8 N.m.)

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Zenoah HE225F, HEZ2500F manual MA1 MA2 MA3, AIR Filter, Fuel Filter, Spark Plug, HEZ2500F NGK CMR7A, Tightening Torque

HE225F, HEZ2500F specifications

Zenoah, a prominent name in the outdoor power equipment industry, offers high-performance engines that cater to various applications. Among their notable products are the HE225F and HEZ2500F engines, both of which embody the company's commitment to innovation, efficiency, and reliability.

The Zenoah HE225F is a lightweight and compact engine designed for handheld equipment, making it an ideal choice for landscaping professionals and hobbyists alike. Featuring a 22.5 cc displacement, this 2-stroke engine delivers a powerful output with swift acceleration, enabling users to tackle a variety of tasks, from trimming hedges to clearing brush. Its efficient combustion technology ensures reduced emissions, making it environmentally friendly while still providing exceptional performance.

One of the standout features of the HE225F is its Easy Start System, which reduces the effort needed for ignition, allowing users to start the engine with minimal hassle. Additionally, its durable construction and high-quality components ensure longevity, even under rigorous usage conditions. The engine is also designed to provide optimal fuel efficiency, helping users save on operating costs over time.

On the other hand, the Zenoah HEZ2500F is a more powerful option, boasting a 25.4 cc displacement and a rugged build that makes it suitable for demanding tasks. This engine is engineered with advanced ignition technology that not only enhances performance but also contributes to smoother operation. The HEZ2500F is known for its superior torque, making it excellent for heavy-duty applications, such as cutting thick vegetation or working with larger landscaping equipment.

Another notable characteristic of the HEZ2500F is its anti-vibration system, which minimizes operator fatigue during extended use. This feature, coupled with its efficient cooling system, helps maintain optimal performance and reduces wear on internal components. Users can also appreciate the ergonomic design of the engine, which ensures comfort and ease of handling during operation.

In summary, both Zenoah HE225F and HEZ2500F engines reflect the brand's dedication to quality and performance. With features tailored for efficiency and user comfort, these engines meet the diverse needs of professionals and enthusiasts in the outdoor power equipment sector, making Zenoah a trusted choice for reliable engine solutions.