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■ Be sure to check the following before using your trimmer.
Item to be checked Response
1
Trimming mechanism
• See if attachment is loose • Tighten screws and bolts
• Gaps between blades • Adjust blades (see p.14)
•
Check if edges of blades are dull
• Sharpen or replace blades
2 Throttle • Stiff and difficult to move • Repair or replace
3 Throttle wire • Too loose, too tight • Adjust (see p.11)
• Stiff and difficult to move • Repair or replace
4 Engine attachment • See if fittings are loose • Tighten fittings
5 Fuel tank • See if attachment is loose • Tighten screws and bolts
• See if fuel pipe is damaged • Replace
•
See if cap packing is damaged
• Replace
6 Muffler • See if attachment is loose • Tighten screws and bolts
■ Regular maintenance inspection
Check the trimmer for damage or problems at the intervals shown below.
Maintenance
•Always be sure to stop the engine before inspecting the trimmer for problems or
performing maintenance.
• Never alter the trimmer or take the engine apart.
•When replacing parts, always be sure to use only ZENOAH products or products which
have been certified by ZENOAH for use with the RedMax trimmer.
•Things to check before using trimmer
WARNING
Interval (number of hours)
Item to be checked 20 25 50 100 Comments
Engine
Remove grit from cylinder fins √
Clean air filter element √
Clean and adjust spark plugs √ distance of 0.25"
Clean fuel tank √
Tighten cylinder bolts √
Tighten engine fittings √
Decarbonize muffler √
Main body
Lubricate gear case √
Remove grit from clutch drums √
13