Zenoah EXZ2500S manual  35 

Page 35

9. Maintenance

MA1

(1)

MA2

(1)

MA3

.025 in

0.655mm

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 IS A 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.)

35

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Contents 848-BP6-93A1 OWNER/OPERATOR ManualContents Safety First 3  Parts location 4  Specifications 5   6  Symbols on the machine 7  For safe operationWorking Condition Working Circumstance 8  Working Plan 9  Before Starting the EngineStarting the Engine  10  Using the Product 11  MaintenanceIf Someone Comes Handling Fuel 12  Transportation 13  Set upEX-BC SE3 Balance Unit EX-BC SE1 SE2 Installing Debris GuardInstalling Cutting Head SE2 Debris guard Plate Screw 15  EX-LRT SE1 Attaching the Trimming Mechanism SE1Main pipe Trimming mechanism Screw hole Fastening bolt  16  EX-PS SE1 Attaching the Pruning Mechanism SE1EX-PS SE2 EX-PS SE3 17  Chain tension adjusting screw Loosen TightenEX-PS SE4 EX-PS SE5 EX-PS SE6 Hole Moving direction Chain tensioner nut 18  EX-HE SE1 EX-HE SE2 EX-HE SE3 EX-HE SE4Clamp bolt Lock screw Bracket 19  HOW to MIX FuelFuel Recommended Mixing Ratio Gasoline 50OIL 20  Fueling the UnitFor Your Engine LIFE, Avoid  21  Operation 22  OP6 OP7 OP8Stopping Engine OP6  23  Adjusting Throttle CableAdjusting Idling Speed OP10 OP9 24  Operation EX-BC only 25   26  EX-BC OP4 EX-BC OP5 EX-BC OP6Bracket Handle Cutting Method 27  EX-BC OP7 EX-BC OP8 OperationControlling Blade Bounce What causes kick out 28  How you can reduce the chance of kick outHow you can maintain the best control  29  EX-BC OP9 Maintenance BladeTransporting the Unit Clamp lever Trimming mechanism Adjusting the Angle of the Cutting Blades OP1Operation EX-LRT only EX-LRT OP1 31  Adjusting OIL Flow RateOperation EX-PS only EX-PS OP1 EX-PS OP2 Checking OIL Supply 32   33  Operation EX-HE onlyEX-HE OP1  34  MaintenanceMaintenance Chart  35  Spark Arrester MA4 36  MufflerCylinder Intake air cooling vent back Procedures to be Performed After Every 100 Hours of USEMA51 MA6 38  Maintenance EX-BC onlyFor safety reasons, do not use metalreinforced line Gear Case MA5Gear Case EX-LRT MA1 EX-LRT MA2 Blades MA1Upper blade Lower blade Quick TIP 40  Maintenance EX-PS onlyEX-PS MA1 MA2 MA3 Oiling Port Guide BARSAW Chain EX-PS MA4 MA5 MA6Sprocket  42  EX-PS MA7 MA8 MA9 43  Maintenance EX-HE onlyMA1 Gear Case  44  Troubleshooting guideStorage Check Probable Causes ActionEX-LRT ATT EX-PS ATT EX-HE ATT Parts list 46  EXZ-PU S/N 302845 and up 47   48  EX-BC S/N 302960 and up 49   50  Engine Unit 50100000 and upDescription Part Number Qty  51  52  EX-LRT S/N 000531 and upCasing B  53  54  EX-PS S/N 000000 and up 55   56  EX-HE S/N 000101 and up 57  Limited Warranty RedMax Garantie limitée Komatsu Zenoah America INC

EXZ2500S specifications

The Zenoah EXZ2500S stands out in the realm of outdoor power equipment, particularly known for its exceptional performance and reliability. Designed primarily for commercial and heavy-duty landscaping applications, this engine delivers a potent combination of power, efficiency, and durability, making it a preferred choice among professionals.

At the heart of the EXZ2500S is a high-performance, two-stroke engine. With a displacement of 25.4cc, this unit is engineered to produce robust power output while maintaining a lightweight profile. Weighing in at just around 5.5 kg, the engine allows for increased maneuverability, reducing fatigue during prolonged use. The two-stroke design is not just about power; it also facilitates a simpler maintenance routine compared to its four-stroke counterparts.

One of the standout features of the Zenoah EXZ2500S is its advanced ignition system, which ensures reliable starting in various conditions, even in cold weather. The CDI (Capacitor Discharge Ignition) technology contributes to improved fuel efficiency, allowing operators to get more work done while using less fuel. This is particularly beneficial for those who prioritize both performance and cost-saving in their operations.

The EXZ2500S is equipped with a durable fuel tank, providing an optimal capacity that minimizes the frequency of refueling. This characteristic is especially advantageous for commercial users who require extended runtimes during their work hours. Additionally, the system incorporates a fuel filter that ensures clean fuel delivery to the engine, promoting longevity and consistent performance.

Another noteworthy aspect of the Zenoah EXZ2500S is its ergonomic design. The handle is designed to reduce vibrations, contributing to user comfort and control, especially during extended periods of use. This feature not only enhances productivity but also ensures that operators maintain precision in their tasks, from trimming to cutting.

Lastly, the EXZ2500S is built with durability in mind. The materials used in its construction are resistant to wear and tear, making it suitable for rigorous applications. Whether you're tackling thick brush or performing detailed landscaping tasks, the Zenoah EXZ2500S resonates with reliability that professionals can depend on.

In conclusion, the Zenoah EXZ2500S combines power, efficiency, and comfort, making it an exceptional choice for outdoor professionals. With its innovative technology and robust features, it is poised to meet the demands of the most challenging landscaping jobs, ensuring that users can execute their tasks with confidence and precision.