Ryobi RBV254ON, Original Instructions Manual

Page: 14 / 20

12
4. Rotate the vacuum bag until the shoulder strap is
upright.
5. Make sure the vacuum bag is zipped and closed before
starting the product.
REMOVING THE VACUUM BAG
1. Remove the vacuum bag adaptor by lifting the locking
tab.
2. Rotate counter-clockwise to unlock the adaptor and
remove.
INSTALLING THE VACUUM TUBES
See figure 7-9.
WARNING
Rotating impeller blades can cause severe injury. Always
stop the engine and ensure that the impeller blades have
stopped rotating before opening the vacuum door or
installing/changing tubes. Do not put hands or any other
object into the vacuum tubes that are installed on the
product.
1. Secure the upper and lower vacuum tubes together by
aligning the raised tabs with the raised slots.
2. Tap tube assembly on ground until the screw holes
in lower tube are in the raised slot of the upper tube.
Secure with supplied screws.
3. Depress door tabs using a flat head screwdriver and
open vacuum inlet door.
4. Align the slots on the vacuum tube housing with the
tabs on the main housing.
5. Turn the vacuum tube housing clockwise to the locked
position and secure to the main housing.
REMOVING THE VACUUM TUBES
1. Using a screwdriver, depress the tab on the lock ring
to unlock.
2. Turn the upper vacuum tube housing counter-clockwise.
3. Remove the vacuum tube assembly from the main
housing.
4. Close the inlet cover door securely.
OPERATION
WARNING
Do not allow familiarity with tools to make you careless.
Remember that a careless fraction of a second is
sufficient to inflict serious injury.
WARNING
Always wear eye protection with side shields marked to
comply with standards, along with hearing protection.
Failure to do so could result in serious injuries such as
objects being thrown into your eyes.
FUELLING AND REFUELLING
MIXING THE FUEL
The product is powered by a 2-stroke engine and requires
premixing petrol and 2-stroke oil. The mixture should be at
a 50:1 ratio.
NOTE: We recommend you use Ryobi synthetic 2-stroke
lubricant. Only use a quality synthetic 2-stroke lubricant in
the product to ensure top performance and engine longevity.
NOTE:
If using similar containers for different fuels, label
the container with its contents and the date it was added.
TO MIX THE FUEL:
■ Pre-mix unleaded petrol and 2-stroke engine lubricant
in a clean container approved for petrol.
■ The engine of the product is certified to operate on
unleaded petrol intended for automotive use with an
octane rating of 91 or higher.
■ Do not use any type of pre-mixed petrol/lubricant from
fuel service stations; this includes the pre-mixed petrol/
lubricant intended for use in mopeds, motorcycles, etc.
■ Avoid using ethanol fuels or fuels containing ethanol.
The use of ethanol fuels may result in damage to the
engine of the product.
■ Use only synthetic 2-stroke lubricant. Do not use
automotive lubricant or 2-stroke outboard lubricant.
■ Mix 2% synthetic 2-stroke lubricant into the petrol. This
is a 50:1 ratio.
■ Mix the fuel thoroughly and also each time before
fuelling.
■ Mix in small quantities. Do not mix quantities larger than
usable in a 30-day period. A synthetic 2-stroke lubricant
containing a fuel stabiliser is recommended.
1 L + 20 mL =
2 L + 40 mL =
3 L + 60 mL = 50:1 (2%)
4 L + 80 mL =
5 L + 100 mL =
FILLING THE TANK
WARNING
Petrol is extremely flammable and explosive. A fire or
explosion from petrol will burn you and others. Always
shut off engine before fuelling. Never add fuel to a
machine with a running or hot engine. Move at least 9 m
from refuelling site before starting engine. Do not smoke
and stay away from open flames and sparks. Failure to
safely handle fuel could result in serious personal injury.
1. Clean the surface around the fuel cap to prevent con-
tamination.
2. Loosen the fuel cap slowly.
3. Pour the fuel mixture carefully into the tank.
4. Clean and inspect the fuel cap gasket before replacing
the fuel cap.
5. Replace the fuel cap and tighten it. Do not cross thread