Ryobi EXPAND-IT RY15702 - Manual (Page 8)

8 — English
OPERATION
WARNING:
When servicing, use only identical replacement parts.
Use of any other parts may create a hazard or cause
product damage.
WARNING:
Always wear safety goggles or safety glasses with side
shields during power tool operation or when blowing
dust. If operation is dusty, also wear a dust mask.
WARNING:
Before inspecting, cleaning, or servicing the machine,
shut off engine, wait for all moving parts to stop, and
disconnect spark plug wire and move it away from spark
plug. Failure to follow these instructions can result in
serious personal injury or property damage.
TRI-ARC ® BLADE
The TRI-ARC ® blade is suited only for thicker weeds and
pulpy stalks. When the blade becomes dull, it can be turned
over to extend the life of the blade. Do not sharpen the TRI-
ARC
® blade.
Use only TRI-ARC ® blade, part number 06297, available at
your service center.
CUTTING TECHNIQUE - BLADE
WARNING:
Extreme care must be taken when using blades to ensure
safe operation. For safe operation when using the blade,
refer to Specific Safety Rules earlier in this manual.
 Always hold brushcutter on your right side with both hands
when operating. Use a firm grip on both handles.
 Maintain your grip and balance on both feet. Position
yourself so that you will not be drawn off balance by the
kickback reaction of the cutting blade.
 Inspect and clear the area of any hidden objects such as
glass, rocks, concrete, fencing, wire, wood, metal, etc.,
which can be thrown or entangled in the blade.
 Never use blades near sidewalks, fencing, posts, build-
ings or other immovable objects.
 Never use a blade after hitting a hard object without first
inspecting it for damage. Do not use if any damage is
detected.
 The unit is used for cutting from the right to the left in a
broad sweeping action from side to side.
 Use only the TRI-ARC ® blade. To install any other brand
blade or cutting head to this brushcutter could result in
serious personal injury.
MAINTENANCE
GENERAL MAINTENANCE
Avoid using solvents when cleaning plastic parts. Most
plastics are susceptible to damage from various types of
commercial solvents and may be damaged by their use. Use
clean cloths to remove dirt, dust, oil, grease, etc.
WARNING:
Do not at any time let brake fluids, gasoline, petroleum-
based
products, penetrating oils, etc., come in contact
with plastic parts. Chemicals can damage, weaken, or de-
stroy plastic, which may result in serious personal injury.
Only the parts shown on the parts list are intended to be
repaired or replaced by the customer. All other parts should
be replaced at an authorized service center.
REPLACING THE TRI-ARC ® BLADE
See Figures 7 - 8.
To remove blade:
 Align the slot in the flanged washer with the slot in the
gear head.
 Place the gear head locking tool through the slot in the
flanged washer and gear head.
 Remove the blade nut by turning it clockwise (left-handed
threads).