Zenoah BC4310FW owner manual Maintenance

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Maintenance

F16

F17

F18

F19

0.6 — 0.7mm

F20

WARNING

Before cleaning, inspecting, or repairing the unit, make sure that the engine has stopped and is cool.

BLADE

Check the blade and the fasteners for looseness, cracking, or bending.

Check the cutting edges and reform with a flat file.

Point (F16):

1.Keep the end corner sharp.

2.Round the root of the edge.

3.Do not use water when using a grinder.

AIR CLEANER

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. (F17)

(1) Cover (2) Element (3) Screen (4) Body

IMPORTANT

A clogged air filter may increase fuel consumption while cutting down the engine power. And operate the brushcutter without the air filter or with a deformed filter element will quickly ruin the engine.

FUEL STRAINER

Drain a fuel tank to maintain the strainer.

Disconnect the strainer from fuel pipe and clean sludge from strainer. (F18)

(1) Strainer (2) Fuel tank

IMPORTANT

A clogged fuel filter may cause poor acceleration of the engine.

SPARK PLUG

Starting failure and mis-firing are often caused by a fouled spark plug. Periodically clean the spark plug and replace with a new one as required. (F19)

REPLACEMENT PLUG IS A Champion RCJ-6Y.

GEAR CASE

Supply ZENOAH genuine grease at every 25 hours of use.

Remove the cutter holders to arrange for old grease to exit. (F20)

(1) Cutter holder (2) Plug

MAINTENANCE BEFORE STORAGE

Old fuel left in the carburetor may cause starting failure. When a series of operation finished, make sure to empty the fuel tank and drain the carburetor.

IMPORTANT

Check all parts and the functions. If the failured or damaged parts have been found, replace them with new ones.

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Contents BC4310FW Contents For safe operationWear helmet, eye and ear protection Set up Fuel UseCutting work When Using a Metal BladeWhen Using a Nylon Line Head Swivel LockMaintenance Specifications StorageDisposal