Ryobi ONE + CHT1850P User Manual page 22

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Before lubricating, remove the battery pack and lay
hedge trimmer on a flat surface. Apply light weight
machine oil along the edge of the top blade. See
Figure 8.
Occasionally, you should oil your hedge trimmer
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during use. Before oiling, stop hedge trimmer, remove
battery pack, then oil. You then can resume trimming.
Do not oil while hedge trimmer is running.
SHARPENING BLADE
Allow the blades of hedge trimmer to come to a stop
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in the position shown in Figure 9. This will allow
clearance for the file between cutter teeth and guard
teeth.
Remove battery pack from hedge trimmer.
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Clamp blade assembly in a vice and file the exposed
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cutting surface of each blade tooth with an 203 mm
(8 inch) smooth round file, 6.4 mm (1/4 inch) or
5.6 mm (7/32 inch) diameter. Be sure to retain the
original angle of tooth when filing.
Remove the hedge trimmer from the vice, replace
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battery pack and restart the hedge trimmer. Allow
the blades of the hedge trimmer to come to a stop so
that the unsharpened edges of the cutter blade teeth
are exposed.
Remove battery pack from hedge trimmer and repeat
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the sharpening procedure as described above.
HEDGE TRIMMER LUBRICATION
All of the bearings in this tool are lubricated with a
sufficient amount of high-grade lubricant for the life of the
unit under normal operating procedures.
Therefore, no further lubrication is required.
WARNING
Do not attempt to modify this unit or create
or mount any accessory not specifically
recommended in this manual for use with
this hedge trimmer. Any such alteration or
modification is misuse and could result in a
hazardous condition leading to possible serious
personal injury.
WARNING
Examine hedge trimmer frequently to assure
all parts are unbroken and securely attached.
Make sure all screws and fasteners are securely
tightened to prevent the risk of serious personal
injury.
CLEANING THE HEDGE TRIMMER
Remove the battery pack
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WARNING
To prevent serious personal injury, remove
the battery pack before servicing, cleaning,
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English
Clean the unit using a damp cloth with a mild
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detergent.
Do not use any strong detergents on the plastic
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housing or the handle. They can be damaged by
certain aromatic oils such as pine and lemon, and by
solvents such as kerosene.
Moisture can cause a shock hazard. Wipe off any
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moisture with a soft dry cloth.
Use a small brush or the air discharge of a small
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vacuum cleaner brush to clean the air vents on the
battery pack housing and motor housing.
Keep the air vents free of obstructions.
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STORING THE HEDGE TRIMMER
Clean the hedge trimmer thoroughly before storing.
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Store the hedge trimmer in a dry, well-ventilated
place that is inaccessible to children. Keep away
from corrosive agents such as garden chemicals and
de-icing salts.
Always place blade cover on cutting blades before
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storing. See Figure 10.
Store and charge your batteries in a cool area.
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Temperatures above or below normal room
temperature will shorten battery pack life.
Never store batteries in a discharged condition.
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Wait for battery pack to cool and charge immediately.
All batteries gradually lose their charge. The higher
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the temperature, the quicker they lose their charge.
If you store your unit for long periods of time without
using it, recharge the batteries every month or two.
This practice will prolong battery pack life.
DISPOSAL
Waste electrical products should not be disposed of
together with household waste. Please recycle where
facilities exist. Check with your local authority or retailer
for recycling advice.
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or removing material from the unit.
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