Mitox 25C-SP Operator's Manual
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Mitox 25C-SP Operator's Manual

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Operator's Manual
user manual, maintenance instructions and spare parts
25C-SP Grass Trimmer
Read this manual carefully before operating the machine
Original Instructions Version July 15

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Summary of Contents for Mitox 25C-SP

  • Page 1 Operator’s Manual user manual, maintenance instructions and spare parts 25C-SP Grass Trimmer Read this manual carefully before operating the machine Original Instructions Version July 15...
  • Page 2 25C-SP Grass Trimmer PRODUCT DESCRIPTION This Grass Trimmer is a 2 stroke fast running power tool and is designed to be used in a domestic application for trimming new growth. Original Instructions Version July 15...

  • Page 3: Component Location

    25C-SP Grass Trimmer Component Location NYLON CUTTER HEAD CONTAINS REPLACEABLE NYLON TRIMMING LINE CUT-OFF KNIFE TRIMS NYLON FILAMENT TO THE CORRECT LENGTH SHIELD MOUNTED JUST ABOVE THE CUTTING ATTACHMENT HELPS PROTECT THE OPERATOR D-HANDLE CAN BE ADJUSTED AT YOUR CONVENIENCE FOR COMFORT...

  • Page 4: Safety Symbols

    25C-SP Grass Trimmer Safety Symbols Warning: Danger, Caution Read the documentation and safety instructions which are provided in this user manual. When operating this machine, use protective equipment such as goggles, helmet and ear defenders. Wear security shoes and gloves.

  • Page 5: Explanation Of Symbols On The Machine

    25C-SP Grass Trimmer Never modify the cutter in any way. Improper use of any cutter can cause serious or fatal injury. Not for use with metal blades. Taking Care of Warning Labels Always keep warning labels clean and free of scratches, which might make them illegible or difficult to read.

  • Page 6: Safety Precautions

    Only approved Mitox accessories should be used with this product. When using this grass trimmer for the first time, take the grass trimmer to a wide, clear, open space, start the engine, and practice handling the grass trimmer until you are sure that you will be able to handle it properly in actual operation.

  • Page 7: Work Clothing And Safety Equipment

    25C-SP Grass Trimmer Never use the grass trimmer in conditions as described below: When the ground is slippery or when other conditions exist which might make it difficult to maintain a steady posture while using the grass trimmer. At night, at times of heavy fog, or at any other times when your field of vision is limited and it would be difficult to gain a clear view of the area where the grass trimmer is to be used.

  • Page 8: Safe Handling Of Fuel

    25C-SP Grass Trimmer grass trimmer. Never hold the grass trimmer in a way in which the cutting head is pointing towards someone else. Never allow the cutting head to come into contact with your body. Always turn off the engine before adjusting the grass trimmer, or at any time when coming into close proximity with the cutting head.

  • Page 9: Before Operating The Grass Trimmer

    25C-SP Grass Trimmer Before Operating the Grass Trimmer Before beginning work, carefully check the work area and remove any obstacles. Within a perimeter of 15 metres of the work area should be considered a hazardous area into which no- one should enter while the grass trimmer is being used, and when necessary this area should be marked with a warning rope, warning signs, or other forms of warning.

  • Page 10: Avoid Noise Problems

    25C-SP Grass Trimmer Avoid Noise Problems Check and follow the local regulations for sound levels and hours of operation for garden machinery. In general, operate grass trimmers between 8 am and 5 pm on weekdays and 9 am to 5 pm at weekends.

  • Page 11: Two-Stroke Fuel

    NOTE Due to increased Ethanol content in petrol we recommend the use of B3C Ethanol Shield 2-Stroke Oil, or Ethanol Shield Fuel Stabiliser to protect your MITOX® engine against the harmful effects of Ethanol. Visit www.b3cfuel.co.uk for more information. Original Instructions Version July 15...

  • Page 12: Fuel Storage

    25C-SP Grass Trimmer Fuel Storage Mixed two-stroke fuel (without Ethanol Shield) which has been left unused for a period of one month or more may damage the carburettor and result in the engine failing to start or operate correctly. When storing the grass trimmer for a period of more than one month, empty the fuel tank, and run the engine to empty the carburettor of fuel.

  • Page 13: Installing The Guard

    25C-SP Grass Trimmer Assembly of the Grass Trimmer The blade fitted to the guard is sharp and can cause injury, always wear gloves. Installing the Guard Plate B Shaft Bracket A Guard To install the guard to the shaft, locate the shield using bracket A as a locating point, and secure using plate B and 2 screws.
  • Page 14 25C-SP Grass Trimmer Installing the Loop Handle Assembly (L Models) Upper Handle Fixing Screws (4) Drive Shaft Rubber Block To Engine Lower Handle Drive Shaft To Cutter Head • Fix the loop-handle to the shaft over the rubber block provided. Adjust to a comfortable working position then tighten the fixing screws securely.

  • Page 15: Installing The Nylon Head

    25C-SP Grass Trimmer Installing the Nylon Head • Hold the dust cover (a) with the spanner supplied to stop the shaft rotating and screw the trimmer head (b) clockwise onto the drive shaft until tight. Original Instructions Version July 15...
  • Page 16 25C-SP Grass Trimmer Installing the Curved Shaft Attachment Attachment Locking Clamp Locking pin shaft hole • Pull out the locking pin (1) and twist (2) to lock in the outer position (3). • Loosen the clamp by turning the handle (4).

  • Page 17: Nylon Head

    25C-SP Grass Trimmer Using the Grass Trimmer Nylon Head • Cut the grass in 1.5 metre widths, keeping the machine well balanced. • Avoid engaging stones, piles of earth, small pieces of wood or anything that could be hidden or difficult to see in the grass. If a large object is accidentally struck, if the cutting head gets blocked, overloaded or stringy material gets wrapped in the cutting head, reduce the engine speed so the engine idles.

  • Page 18: Operation

    25C-SP Grass Trimmer Operation Keep clear of the cutter head as it may start moving when the engine starts. Starting the Engine CAUTION do not pull the starter cord all the way out and do not let go of the starter handle when the cord is extended, this can damage the starter mechanism.

  • Page 19: Stopping The Engine

    25C-SP Grass Trimmer Fig 5 - Move the choke lever (f) to the Fig 6 - Pull the starter rope until the engine open ( ) position. starts, then squeeze the throttle briefly to release the fast idle control and return the engine to idle.

  • Page 20: Maintenance

    25C-SP Grass Trimmer Running In During the first ten hours of work, avoid running the engine at maximum speed for a prolonged period until all the components have bedded in, after the engine has been run in, it will reach its maximum power.

  • Page 21: Spark Plug

    25C-SP Grass Trimmer Spark Plug Poor starting or misfiring is often caused by a fouled or defective spark plug, clean and reset the gap to 0.65 mm, or replace the spark plug with BPMR7A as necessary. Air Filter Before using the grass trimmer, check the air filter (a). Being clogged, will reduce the engine performance.

  • Page 22: Safety Lock

    25C-SP Grass Trimmer Carburettor The carburettor mixture setting has been set at the factory and will not need adjusting. Adjusting the idle speed: If adjustment is necessary turn the T screw (a) clock wise until the cutting head starts to move, then turn the screw T anticlockwise until the cutting head stops.
  • Page 23 25C-SP Grass Trimmer Replacing the Nylon Cord Check to see if the nylon head is damaged before replacing the cord. If you can see serious traces of wear or damage, you must replace the complete nylon head. 1. Stop the engine.

  • Page 24: Troubleshooting

    25C-SP Grass Trimmer Troubleshooting Engine will not start, power loss: • Check that the fuel tank is not empty. Fill with mixed fuel. • The fuel does not reach the carburettor. Change the fuel filter in the fuel tank. •...

  • Page 25: Specifications

    25C-SP Grass Trimmer Specifications Model 25C-SP Special Edition Engine type 1E34F-4 (air cooled 2-stroke petrol engine) Power  (max.) 0.75Kw Engine displacement 25.4cc Idling speed 3100 ± 300 Engine maximum speed no load Grass Trimmer 9000 rpm Cutting diameter Nylon Head 430mm Cutting Line Diameter 2.0mm...
  • Page 26 25C-SP Grass Trimmer Parts Diagram - Engine Original Instructions Version July 15...

  • Page 27: Parts List - Engine

    25C-SP Grass Trimmer Parts List - Engine ID No. Part Number escription MIGB/T2671.2 M5X16 SCREW M5X16 MIGB/T93 M5 SPRING WASHER M5 MIGB/T97.1 M5 WASHER M5 MIGB/T2671.2 M5X25 SCREW M5X25 MIGB/T93 M5 SPRING WASHER M5 MIGB/T97.1 M5 WASHER M5 MITBC260AD.01.00.00-10 BUSHING MITBC260D.01.12.00-00...
  • Page 28 25C-SP Grass Trimmer Parts List - Engine ID No. Part Number escription MIGB/T97.1 M5 WASHER M5 MIGB/T119.2 5X10 PIN 5X10 MIGB/T2671.2 M5X30 SCREW M5X30 MIGB/T93 M5 SPRING WASHER M5 MIGB/T97.1 M5 WASHER M5 MIYD38-3.01.01.02-00 OIL SEAL 12X22X7 MITBC260D.01.10.00-00 FLYWHEEL MIGB/T6177.2 M8X1 NUT M8X1 MIGJB25D.01.00.00-15...
  • Page 29 25C-SP Grass Trimmer Parts List - Engine ID No. Part Number escription MIGB/T2671.2 M5X12 SCREW M5X12 MIGB/T93 M5 SPRING WASHER M5 MIGB/T97.1 M5 WASHER M5 MIGB/T2671.2 M5X55 SCREW M5X55 MIGB/T93 M5 SPRING WASHER M5 MIGB/T97.1 M5 WASHER M5 MITBC226D.1-2 MUFFLER COVER MITBC260D.01.09.00-00...
  • Page 30 25C-SP Grass Trimmer Parts List - Engine ID No. Part Number escription MITBC260D.01.13.00-1 FUEL TANK MITBC430D.01.13.00-2 AV RUBBER MITBC260D.01.00.00-7 BRACKET- FUEL TANK MIGB/T2671.2 M5X25 SCREW M5X25 MIGB/T93 M5 SPRING WASHER M5 MIGB/T97.1 M5 WASHER M5 MITBC430D.01.13.00-5 RETURN PIPE MITBC430D.01.13.00-3 GROMMET MITBC430D.01.13.00-4...
  • Page 31 25C-SP Grass Trimmer Parts Diagram - Shaft Original Instructions Version July 15...
  • Page 32 25C-SP Grass Trimmer Parts List - Shaft ID No. Part Number escription MITTR260SJ.03.02-00 OUTER SHAFT - UPPER MITTR261DJ.03.03-00 COUPLING MIGB/T70.1 M5X25 CAP HEAD SCREW M5X25 MIGB/T93 M5 SPRING WASHER M5 MIGB/T97.1 M5 WASHER M5 MIGB/T70.1 M5X12 BOLT M5X12 MIGB/T93 M5 SPRING WASHER M5 MIGB/T97.1 M5...
  • Page 33 25C-SP Grass Trimmer Parts List - Shaft ID No. Part Number escription MITTR260SJ.03.06-00 BEARING 11X15X12.5 MITTR260SJ.03.04-2 OUTPUT SHAFT MITTR260SJ.03.04-00 DRIVE ASSY MITTR261SJ.03.00-2 LINER MITTR260SJ.03.05-2 EYELET MITTR261SJ.03.08-00 FLEXIBLE SHAFT MIGB/T70.1 M5X30 CAP HEAD SCREW M5X30 MIGB/T93 M5 SPRING WASHER M5 MIGB/T97.1 M5 WASHER M5 MITBC430S.05.01-1...
  • Page 34 25C-SP Grass Trimmer Original Instructions Version July 15...
  • Page 35 25C-SP Grass Trimmer Original Instructions Version July 15...
  • Page 36 The manufacturer undertakes to replace, any spare parts that are classified as defective by an appointed Mitox service dealer. The manufacturer will not accept liability for the replacement of the machine, either partially or wholly, and /or consequential damages and /or interest charges either directly or indirectly.

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