ENGLISH (Original instructions) SPECIFICATIONS Model: DUC307 DUC357 DUC407 Overall length 428 mm (without guide bar) Rated voltage D.C. 18 V Net weight 2.9 kg 4.2 - 4.3 kg Standard guide bar length 300 mm 350 mm 400 mm Recommended guide bar length...
The typical A-weighted noise level determined accord- for the equipment. Be sure that you understand their ing to EN62841-4-1: meaning before use. Model DUC307 Sound pressure level (L ) : 86 dB (A) Read instruction manual. Sound power level (L...
Do not operate a chain saw in a tree, on a lad- WARNING: The vibration emission during der, from a rooftop, or any unstable support. actual use of the power tool can differ from the Operation of a chain saw in this manner could declared value(s) depending on the ways in which result in serious personal injury.
Electrical and battery safety • Do not overreach and do not cut above shoulder height. This helps prevent unin- Avoid dangerous environment. Don't use the tended tip contact and enables better control tool in dump or wet locations or expose it to of the chain saw in unexpected situations.
10. The contained lithium-ion batteries are subject causing fires, personal injury and damage. It will to the Dangerous Goods Legislation require- also void the Makita warranty for the Makita tool and ments. charger. For commercial transports e.g. by third parties,...
Lighted Blinking If no improvement can be found by restoring protection 75% to 100% system, then contact your local Makita Service Center. NOTICE: If the tool stops due to a cause 50% to 75% not described above, refer to the section for troubleshooting.
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Ask your local CAUTION: Do not touch the saw chain with Makita Service Center for repairs. bare hands. Always wear gloves when handling the saw chain. WARNING: Never disable the lock function or tape down the lock-off button.
NOTICE: Use the saw chain oil exclusively for accident. Makita chain saws or equivalent oil available in the market. The saw chain may become loose after many hours NOTICE: Never use oil including dust and parti- of use.
Limbing Working with the chain saw CAUTION: Limbing may only be performed by CAUTION: The first time user should, as a trained persons. A hazard is presented by the risk minimum practice, do cutting logs on a saw-horse of kickback. or cradle.
To maintain product SAFETY and RELIABILITY, repairs, any other maintenance or adjustment should — The file can be guided more easily if a file holder be performed by Makita Authorized or Factory Service (optional accessory) is employed. The file holder Centers, always using Makita replacement parts. has markings for the correct sharpening angle of 30° (align the markings parallel to the saw chain)
Cleaning the guide bar Chips and sawdust will build up in the guide bar groove. They may clog the bar groove and impair the oil flow. Clean out the chips and sawdust every time when you sharpen or replace the saw chain. ► Fig.39 Cleaning the sprocket cover Chips and saw dust will accumulate inside of the sprocket cover.
Instructions for periodic maintenance To ensure long life, prevent damage and ensure the full functioning of the safety features, the following maintenance must be performed regularly. Warranty claims can be recognized only if this work is performed regularly and prop- erly.
TROUBLESHOOTING Before asking for repairs, conduct your own inspection first. If you find a problem that is not explained in the manual, do not attempt to dismantle the tool. Instead, ask Makita Authorized Service Centers, always using Makita replace- ment parts for repairs. Malfunction status Cause Action The chain saw does not start. Battery cartridge is not installed. Install a charged battery cartridge.