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Forest Master Direct
Drive Wood Chipper
Models: FM9DD/FM14DD/FM18DD
IMPORTANT: Read this manual fully before assembly and use and observe all safety
rules and operating instructions

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Summary of Contents for Forest-Master FM9DD

  • Page 1 Forest Master Direct Drive Wood Chipper Models: FM9DD/FM14DD/FM18DD IMPORTANT: Read this manual fully before assembly and use and observe all safety rules and operating instructions...
  • Page 2 FM18DD - 18hp 478cc Petrol Engine with Electric Start The FM9DD, FM14DD and FM18DD are wood chippers specifically designed to chip all kinds of wood that has been freshly cut up to diameters of 75mm (FM9DD), 100mm (FM14DD) & 125mm (FM18DD). NOTE: Do not insert wood over the diameter specified, roots, trunks or knots, stones, plastic, metal or any other objects that are not specifically wood branches.
  • Page 3: Table Of Contents

    Contents Title Page No. Specifications Safety Instructions Assembly Operation Maintenance Troubleshooting Warranty Exploded Diagram Parts List Forest Master Models: FM9DD/FM14DD/FM18DD...
  • Page 4: Specifications

    Overall Width 690mm 700mm 730mm Weight 92kg 97kg 106kg Max Drum RPM 3600rpm 3600rpm 3600rpm Max Wood Diameter 75mm (3 inch) 100mm (4 inch) 125mm (5 inch) Pullstart / Eletcric Starting Mechanism Electric Start Electric Start Start Forest Master Models: FM9DD/FM14DD/FM18DD...
  • Page 5: Safety Instructions

    Do not use any aggressive cleaning products. The inside of the input hopper, output chute and drum can be cleaned with a hosepipe. • Never transport the chipper with the motor still running. • Prior to transport, use appropriate fixing materials to fasten the chipper to the fixing points on the load surface. Forest Master Models: FM9DD/FM14DD/FM18DD...
  • Page 6 This list of warnings and cautions cannot be all-inclusive. If situations occur that are not covered by this manual, the operator must apply common sense and operate the wood chipper in a safe manner. Contact the dealers for assistance in your area. Forest Master Models: FM9DD/FM14DD/FM18DD...
  • Page 7: Assembly

    (3). Bend the ends of the slit pins back against the axle to secure. 4. Finally, place each dome cap (44) on the ends of the axle (3) and secure the cap by tapping it with a mallet or hammer. Forest Master Models: FM9DD/FM14DD/FM18DD...
  • Page 8 6. Fasten the engine (8) with the M10 bolts (48), M10 washers (47), M10 spring washers (49) and M10 nuts (50). The order of assembly is from below is: [Bolt] – [Washer] – [Base] – [Engine] – [Washer] – [Spring Washer] – [Nut]. FM18DD FM14DD FM9DD Forest Master Models: FM9DD/FM14DD/FM18DD...
  • Page 9 7. Note that this step only applies to the FM14DD & FM18DD. The FM9DD does not have an electric start. Attach the battery box (56) to the base (1) using the 4 M8x20 bolts (55), M8 washers (45), M8 spring washers (33) and M8 nuts (46).
  • Page 10 [Bolt] – [Spring Washer] – [Washer] – [Feed Hopper] – [Drum Housing]. This bolt must be tight for the engine to start as it deactivates the engine cut out. If it is loose the engine will not start Forest Master Models: FM9DD/FM14DD/FM18DD...
  • Page 11 11. Insert the top flange (without bolt holes) of the discharge chute (36) between the upper bolt on the drum housing (9) and the top surface of the drum housing (9). Lower the discharge chute so that it is sitting on the drum housing. FLANGE UNDER BOLT Forest Master Models: FM9DD/FM14DD/FM18DD...
  • Page 12 The engine is shipped dry of oil. It must be filled with oil before use, see page 4 for the correct amount. It must be filled with the chipper on level ground, do not tilt it. Use 5W-30 in winter and 10W-30 in summer for best results. Forest Master Models: FM9DD/FM14DD/FM18DD...
  • Page 13: Operation

    Turn the ignition key to the “Start” position. As soon as the engine starts, allow the key to turn back to the “Run” position. If the engine does not start straight away, DO NOT HOLD THE KEY IN THE “START” POSI- TION AS YOU WILL FLOOD THE ENGINE. Forest Master Models: FM9DD/FM14DD/FM18DD...
  • Page 14 • Check the oil level, (the FM9DD requires a minimum of 600ml of oil, the FM14DD & FM18DD require 1.1 litres of oil) any less than this and the engine will not fire. Add the required minimum amount of oil and if the engine does not fire or runs erratically gradually add a little more.
  • Page 15 Wood Chipping Operation • The diameter of wood and branches should be no greater than 75mm (3”) for the FM9DD, 100mm (4”) for the FM14DD & 125mm (5”) for the FM18DD. • For best results the wood should be freshly cut, less than 3 days old •...
  • Page 16 • The mulcher can be used to chop paper, cardboard, cartons, etc. Ensure all staples and tape are removed. • If the machine blocks while mulching, see the instructions for removing a blockage on page 15. Forest Master Models: FM9DD/FM14DD/FM18DD...
  • Page 17 1 or 2mm, the square shoulder of the coach bolts must remain located in the slots in the back plate. Minimum Hopper Angle Position Maximum Hopper Angle Position Forest Master Models: FM9DD/FM14DD/FM18DD...
  • Page 18: Maintenance

    Do not use the dipstick of the engine to check the oil level. Due to the conditions under which the chipper may be used, the dipstick is not accurate enough, the engine must have the specified quantity of oil. FM9DD 600ml, FM14DD &...
  • Page 19: Troubleshooting

    Most problems are easy to fix. Consult the Troubleshooting Table below or the frequently asked questions on our website https://forest-master.com/faq/ (which is continuously updated) for common problems and their solutions. If you continue to experience problems, or your problem is not listed, contact our technical line on: 0191 276 6553.
  • Page 20 Adjust the bolts on the knives to fit and manual rotate the drum to check if it turns smoothly. Chipper is producing saw- • trying to chip hard wood. Wood should be chipped fresh, ideally within the dust first three days of cutting Forest Master Models: FM9DD/FM14DD/FM18DD...
  • Page 21: Warranty

    2. The unit, if it has not been operated and/or maintained in accordance with the owner’s manual. 3. Normal wear. 4. Routine maintenance items such as lubricants and blade sharpening. 5. Normal deterioration of the exterior finish due to use or exposure. Forest Master Models: FM9DD/FM14DD/FM18DD...
  • Page 22: Exploded Diagram

    Exploded Diagram Forest Master Models: FM9DD/FM14DD/FM18DD...
  • Page 23: Parts List

    M6x125 Bolts FIXED BLADE ISO 10511-M6-NUT ISO 4162 - M8 x 12 x 12-N DRUM HOUSING OUTER PLATE FM9DD Parts 56 – 59 are not fitted Radial Ball Bearing_SKF 6005 25x47x12 Circlip for Bores DIN 472 – 47x2 FM9DD & FM14DD HOPPER OPEN MICRO SWITCH NO.
  • Page 24 NOTE: It is our policy to continually improve products and as such we reserve the right to alter data, specifications and component parts without prior notice. The latest version of the handbook and FAQ can be found on our website at https://forest-master.com/ resources/ Manufactured for Forest Master Limited.

This manual is also suitable for:

Fm14ddFm18dd

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