On your purchase of your Black & Decker rotary
This user manual provides important operating and
maintenance instructions for all of the rotary mowers
in the Black & Decker GR340 and GR345 ranges.
Know your mower
Read all of this manual carefully, observing all
the recommended safety instructions before,
during and after using your mower, and
maintain your mower in good working order.
Familiarise yourself with the controls on your
mower before attempting to operate it, but
above all, be sure you know how to stop
your mower in an emergency.
Retain this user manual and all other
literature supplied with your mower for future
Never allow children or persons who are
unfamiliar with this type of mower to use
it, nor anyone who has not read this user
6m / 20ft
Remember that the operator is
responsible for accidents or hazards
occurring to other people or their property.
Your mower is designed for use on AC
(mains) electrical supplies only - do not
attempt to use it on any other supply.
Plug your mower into a power point -
never a lighting socket.
Never carry your mower by the cable or
jerk the cable to seperate the
connectors. Keep the cable away from
heat sources, oils or sharp edges. Check
the condition of your cable before use
and do not use if damaged.
Do not allow children, animals or
other persons near your mower
when in use - always keep them
at least 6m (20ft) away from the
To protect your feet, always wear stout
shoes or boots - freshly cut grass is
damp and slippery.
Rubber or man-made footwear will
enhance your safety.
Do not operate your mower barefoot or
in open sandals.
Use protective equipment. Wear safety
spectacles or goggles whilst operating
your mower. Use ear protection if the
sound level seems uncomfortable when
using your mower.
Use a face mask if dusty.
Wear long trousers to protect your legs -
any debris left on the lawn or cutting path
may be picked up and ejected by the
The power supply cable should be
regularly inspected for signs of damage or
ageing, and only used if in good condition.
Always keep the power supply cable
away from the blades - be aware of its
position at all times.
Always be sure your mower is in a safe
Before using your mower, disconnect it
from the electrical supply and visually
check that the blade, blade nut and
cutter assembly are not worn or
damaged. A damaged blade or worn
blade nut is a major hazard and must be
replaced. Also check that the blade nut is
Always check that your lawn or cutting
path is clear of all sticks, stones, wire
and other debris. Contact with such
debris may be dangerous as it may
damage your mower and could be
thrown by the blade.
When tilting the handle downwards to
start your mower, do not tilt it more than
is absolutely necessary. Always ensure
that both hands are in the operating
position and feet are well away from the
blades before returning your mower to