GR298 | Black&Decker GR298 ROTARY MOWER instruction manual
New Zealand
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Intended use
Your Black & Decker mower has been designed for mowing
grass. This tool is intended for consumer use only.
Safety instructions
Warning! When using mains-powered appliances,
basic safety precautions, including the following, should
always be followed to reduce the risk of fire,
electric shock and personal injury.
Read all of this manual carefully before operating the
Before operating the appliance, make sure that you know
how to switch it off in an emergency.
Retain this manual for future reference.
◆ Read the instructions carefully. Be familiar with the
controls and the proper use of the appliance.
◆ Do not allow children or any person unfamiliar with these
instructions to operate the appliance. Local regulations
may restrict the age of the operator.
◆ Never use the appliance while people, especially children,
or pets are nearby.
◆ Remember that the operator will be held responsible for
accidents or hazards occurring to other people or their
◆ Wear stout shoes or boots to protect your feet. Do not
operate the appliance wearing open-toed sandals or
when barefoot. Wear long trousers to protect your legs.
◆ Wear safety glasses or goggles when operating this tool.
Use a face or dust mask whenever the operations take
place in dusty surroundings. Hearing protection should be
worn whenever the sound level seems uncomfortable.
◆ Guard against electric shock. Prevent body contact with
earthed or grounded surfaces (e.g. metal railings, lampposts, etc.).
◆ Before using the appliance, visually check that the blade,
blade nut and cutter assembly are not worn or damaged.
Check that the blade nut is securely fastened.
◆ Before starting the operation, check that your mowing path
is free from sticks, stones, wire and any other objects.
◆ Never operate the appliance with defective guards or
shields, or without safety devices, for example deflectors
and/or grass catchers, in place.
◆ Only use the appliance in daylight or good artificial light.
◆ Do not expose the appliance to rain. Do not use the
appliance in damp or wet conditions. Preferably do not
use the appliance in wet grass.
Be sure of your footing, particularly on slopes. Be aware
that freshly cut grass is damp and slippery. Do not work
on steep slopes.
Work across the face of slopes, never up and down.
Take extreme caution when changing direction on slopes.
Walk, never run when using the appliance. Do not pull the
appliance towards you or walk backwards when using the
Switch on the appliance according to instructions and
with your feet well away from the blade.
Do not tilt appliance when switching it on, except if the
appliance has to be tilted for starting. In that case, do not
tilt the appliance more than absolutely necessary and lift
only the part that is away from the operator.
Always ensure that both hands are in the operating
position before returning the appliance to the ground.
Switch off the appliance and wait for the blade assembly
to stop running if the appliance has to be tilted for
transportation when crossing surfaces other than grass,
and when transporting the appliance to and from the area
to be mowed.
Do not lift or carry the appliance until the blade has come
to a complete standstill.
Keep your hands and feet well away from the blade.
Do not put your hands or feet near or under rotating parts.
Keep away from discharge openings at all times.
Switch off, remove the plug from the socket and ensure
that moving parts have stopped rotating before leaving
the appliance unattended and before changing, cleaning
or inspecting any parts of the appliance or clearing a
If the appliance starts to vibrate abnormally or if you hit a
foreign object, switch the appliance off and remove the
plug from the socket. Check for any damage to the appliance.
Take care to keep the mains cable away from the blade.
Always be aware of the position of the cable.
The motor will continue to run for a few seconds after
switching the appliance off. Never attempt to force the
blade to come to a standstill.
Maintenance and storage
◆ Before use, check the appliance for damaged or defective
parts. Check for misalignment and seizure of moving
parts, breakage of parts, damage to guards and switches
and any other conditions that may affect its operation.
Ensure that the appliance will operate properly and
perform its intended function. Never use the appliance
when any guard or enclosure is damaged or not in place.
Do not use the appliance if any part is damaged or
defective. Do not use the appliance if the switch does not
turn it on and off. Have any damaged or defective parts
repaired or replaced by an authorised repair agent.
Check the cable frequently for damage. If the cable is
damaged, it must be replaced by an authorised repair
agent in order to prevent a hazard. Inspect extension
cables periodically. Replace a damaged extension cable
Keep all nuts, bolts and screws on the appliance tight to
ensure a safe working condition.
Check the grass bag for wear or damage and replace it if
necessary. Never use the appliance without the grass bag.
When not in use, the appliance should be stored in a dry
place. Children should not have access to stored appliances.
Ensure that only replacement cutting means of the right
type are used.
Use only Black & Decker recommended spare parts and
Additional safety instructions for Australia and
New Zealand
◆ This appliance is not intended for use by young or infirm
persons without supervision. Children must be supervised
to ensure they do not play with the appliance.
◆ If the supply cord is damaged, it must be replaced by the
manufacturer or an authorised Black & Decker Service
Centre in order to avoid a hazard.
Warning symbols
The following warning symbols are found on the appliance:
Double insulation
This appliance is double insulated in accordance
with EN 60335; therefore no earth wire is required.
Always check that the power supply corresponds to
the voltage on the rating plate.
Electric safety can be further improved by using a high-sensitivity
30 mA residual current device (RCD).
Using an extension cable
Always use an approved extension cable suitable for the
power input of this tool (see technical data). The extension
cable must be suitable for outdoor use and marked accordingly.
Up to 30 m of 1.5 mm HO5VV-F extension cable can be used
without loss of product performance. Before use, inspect the
extension cable for signs of damage, wear and ageing.
Replace the extension cable if damaged or defective.
When using a cable reel, always unwind the cable completely.
On/off switch
Lock-off button
Switch box
Upper handle
Lower handle
Grass bag
Motor cover
Read the manual prior to operation.
Do not expose the appliance to rain or high humidity.
Warning! Before assembly, make sure that the appliance is
switched off and unplugged.
Remove the plug from the socket if the mains cable
is damaged.
Assembling the handle (fig. A)
The lower handle parts have several mounting holes, allowing
you to set the handle to a comfortable height during assembly.
◆ Fit the two lower handle parts (9) to the upper handle (4)
using the screws (10), washers (11) and nuts (12) as shown.
Keep bystanders away.
Remove the plug from the socket before carrying out
any adjustment, servicing or maintenance.
Beware of sharp edges.
Fitting the handle (fig. B)
◆ Insert the ends of the lower handle (5) into the
corresponding holes (13) in the mower.
◆ Press the handle down as far as it will go.
◆ Secure the handle using the screws (14).
Keep the cable away from the cutting blades.
Electrical safety
The appliance must always be switched off at the mains
before disconnecting any plug and socket connector or
extension cable.
Fixing the cable (fig. C)
The mains cable has to be fixed using the cable restraints.
◆ Clip the one restraint (15) onto the cable leading from the
switchbox to the motor. Secure the restraint to the lower
handle (5)
Clip the other restraint (15) onto the cable leading from
the switchbox to the mains plug. Secure the restraint to
the upper handle (4)
Warning! Make sure the cable is secured using the cable
restraints prior to connecting the plug to the mains outlet.
Proceed as shown in fig. F:
◆ Move from position 1 to position 2.
◆ Turn right and proceed towards position 3.
◆ Turn left and move towards position 4.
Repeat the above procedure as required.
Warning! Do not work towards the cable as shown in fig. G.
Assembling and fitting the grass bag (fig. D1 & D2)
◆ Align the two halves of the grass bag (6) (fig. D1).
◆ Press the two halves together.
◆ Lift the flap (16) and place the grass bag over the lugs (17)
(fig. D2).
Emptying the grass bag
◆ When you see loose grass scattering from beneath the
mower, empty the grass bag.
Warning! Never use the appliance without the grass bag.
Warning! Let the appliance work at its own pace.
Do not overload.
Adjusting the height of cut (fig. E)
The height of cut is adjusted by changing the height of the
Hints for optimum use
◆ If the grass is longer than approx. 10 cm, make two cuts
to obtain a better finish. First mow at maximum height of
cut, then use a low or medium height of cut.
◆ In order to achieve optimum results, only mow dry grass.
Warning! Disconnect the appliance from the mains and wait
until the blade has stopped rotating before proceeding.
Release the wheels (8) by swivelling them out of the
locked position.
Set the wheels to the desired height setting.
Swivel the wheels back into the locked position, making
sure that all wheels are set to the same height.
Switching on and off
Switching on
◆ Hold the handle with both hands and tilt it slightly
downwards to raise the front of the appliance.
◆ Keep the lock-off button (2) depressed and pull the on/off
switch (1) towards you.
◆ Release the lock-off button.
◆ Let the appliance return to its working position.
Switching off
◆ To switch the appliance off, release the on/off switch.
Warning! Never attempt to lock a switch in the on position.
Mowing (fig. F & G)
We recommend to use your mower as outlined in this section
in order to achieve optimum results and to reduce the risk of
cutting the mains cable.
◆ Place the bulk of the mains cable on the lawn, close to
the starting point (position 1 in fig. F).
◆ Switch the appliance on as described above.
Your Black & Decker appliance has been designed to operate
over a long period of time with a minimum of maintenance.
Continuous satisfactory operation depends upon proper
appliance care and regular cleaning.
◆ Keep the unit clean and dry.
◆ Regularly clean the ventilation slots with a clean,
dry paint brush.
◆ Regularly use a blunt scraper to remove grass and dirt
from the appliance.
◆ To clean the appliance, use only mild soap and a damp
cloth. Never let any liquid get inside the tool and never
immerse any part of the tool into liquid. Do not use any
abrasive or solvent-based cleaner.
Blade maintenance
◆ Regularly remove grass and dirt from the blade.
◆ At the beginning of the gardening season, carefully
examine the condition of the blade.
◆ If the blade is very blunt, sharpen or replace the blade.
◆ If the blade is damaged or worn, fit a new blade as
described below.
Replacing the blade (fig. H)
A replacement blade is available from your Black & Decker
- GR298: cat. no. A6244
- GR348: cat. no. A6245
Warning! Observe the following precautions:
◆ Disconnect the appliance from the mains and wait until
the blade has stopped rotating before proceeding.
Be careful not to cut yourself. Use heavy-duty gloves or a
cloth to grip the blade.
Only use the specified replacement blade.
Do not remove the impeller (18) for any reason.
To replace the blade:
◆ Turn the appliance onto its side.
◆ Grip the blade (19) with one hand.
◆ Use the spanner supplied to loosen and remove the blade
nut (20).
◆ Replace the blade.
◆ Refit the washer (if fitted before) and nut.
◆ Securely tighten the blade nut.
If your appliance seems not to operate properly, follow the
instructions below. If this does not solve the problem,
please contact your local Black & Decker repair agent.
Warning! Before proceeding, remove the plug from the socket.
Motor buzzes but blade does not move
◆ Carefully remove any obstructions from the blade.
Technical data
Power input
No-load speed
Blade length
Weight (excl. cable)
Protecting the environment
Black & Decker provides a facility for recycling
Black & Decker products once they have reached
the end of their working life. This service is provided
free of charge. To take advantage of this service
please return your product to any authorised repair
agent who will collect them on our behalf.
You can check the location of your nearest authorised repair
agent by contacting your local Black & Decker office at the
address indicated in this manual. Alternatively, a list of
authorised Black & Decker repair agents and full details of our
after-sales service and contacts are available on the Internet
EC declaration of conformity
Black & Decker declares that these products conform to:
98/37/EC, 89/336/EEC, 73/23/EEC, EN 55014, EN 60335,
EN 61000, 2000/14/EC,
Lawn mower, L ≤ 50 cm, Annex VIII, No. 499
SNCH, L-5230 Sandweiler, Luxembourg
Level of sound pressure, measured according to 2000/14/EC:
LpA (sound pressure) 74 dB(A)
LWA (acoustic power) 88 dB(A)
LWA (guaranteed) 96 dB(A)
Hand/arm weighted vibration value according to EN 1032:
2.0 m/s2
Kevin Hewitt
Director of Consumer Engineering
Spennymoor, County Durham DL16 6JG,
United Kingdom
No noise and blade does not move
◆ Check that the power cables are properly connected.
◆ Check the mains fuses.
Mains plug replacement (U.K. & Ireland only)
If a new mains plug needs to be fitted:
◆ Safely dispose of the old plug.
◆ Connect the brown lead to the live terminal in the new plug.
◆ Connect the blue lead to the neutral terminal.
Warning! No connection is to be made to the earth terminal.
Follow the fitting instructions supplied with good quality
plugs. Recommended fuse: 13 A.
Black & Decker is confident of the quality of its products and
offers an outstanding guarantee. This guarantee statement is
in addition to and in no way prejudices your statutory rights.
The guarantee is valid within the territories of the Member
States of the European Union and the European Free Trade Area.
If a Black & Decker product becomes defective due to faulty
materials, workmanship or lack of conformity, within 24 months
from the date of purchase, Black & Decker guarantees to
replace defective parts, repair products subjected to fair wear
and tear or replace such products to ensure minimum
inconvenience to the customer unless:
◆ The product has been used for trade, professional or hire
◆ The product has been subjected to misuse or neglect;
◆ The product has sustained damage through foreign
objects, substances or accidents;
◆ Repairs have been attempted by persons other than
authorised repair agents or Black & Decker service staff.
To claim on the guarantee, you will need to submit proof of
purchase to the seller or an authorised repair agent. You can
check the location of your nearest authorised repair agent by
contacting your local Black & Decker office at the address
indicated in this manual. Alternatively, a list of authorised
Black & Decker repair agents and full details of our after-sales
service and contacts are available on the Internet at:
Please visit our website to
register your new Black & Decker product and to be kept up to
date on new products and special offers. Further information
on the Black & Decker brand and our range of products is
available at
14 16
Black & Decker (Australia) Pty. Ltd. Tel. 03-8720 5100
20 Fletcher Road, Mooroolbark,
Fax 03-9727 5940
Victoria, 3138
New Zealand
Black & Decker
81 Hugo Johnston Drive
Penrose, Auckland, New Zealand
United Kingdom
Black & Decker
210 Bath Road
Slough, Berkshire SL1 3YD
Tel. 09 579 7600
Fax 09 579 8200
Tel. 01753 511234
Fax 01753 551155
Helpline 01753 574277
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