Dyson HEPA Big+Quiet Formaldehyde User manual

User guide
SV12 JN.00000 PN.000000-00-00
00.00.00 VERSION NO.01
Contents
Getting started
Assembling your machine
Positioning your machine
Using your machine
CO2monitoring
Changing your HEPA filter
Changing your carbon filter
Looking after your machine
Dyson HEPA Big+Quiet
Formaldehyde logo.
The Dyson HEPA
Big+Quiet
Formaldehyde purifier.
Power button on an LCD
screen, mesh filter cover
and CO2sensor on the
side.

Getting started
Selective catalytic
oxidisation filter
Real-time LCD screen
LCD screen reports indoor
air quality in real time.
CO2sensor
Senses and reports CO2levels
and notifies when they exceed
recommended volumes.
Power button
Press to turn on or off.
Ergonomic wheels
Easy to manoeuvre across
a room – designed for
hard surfaces and carpets.
360º HEPA H13 filter
K-carbon filter
Arrow pointing at the
power button,
positioned on the LCD
display screen.
CO2sensor positioned
on the side of the conic
amplifier senses levels.
A real-time LCD display
screen reports indoor
air quality.
Image of the 360°
HEPA H13 filter in the
Dyson HEPA Big+Quiet
Formaldehyde.
The pleated K-carbon
filter is wrapped
around the central
body of the purifier.
Below the machine are
ergonomic wheels, for easy
manoeuvrability on hard
surfaces and carpets.
The selective catalytic
oxidisation filter, that will
never need replacing.

Assembling your machine
Use both hands to lift your machine out of the box, by its base.
Your machine comes with a HEPA filter, carbon filter and
permanent catalytic filter. These are already installed in
your machine.
Lift the conic amplifier out of the box and place it on the top of
your machine.
Rotate the conic amplifier until it clicks securely into place.
Plug in and press the power button.
Positioning your machine
Your machine is fitted with wheels to make it easier to move.
Position your machine on a level floor.
For the most effective purification, position your machine on
the edge of the room with the conic amplifier pointing to the
furthest point, along the wall.
You can also position your machine facing diagonally across
the room.
The purifier positioned on the edge of a room. A blue arrow shows the
conic amplifier direction, pointing to furthest point, along the wall.
The purifier positioned on the edge of a room. A blue arrow shows
the conic amplifier direction, pointing diagonally across the room.
Image demonstrates
how to assemble the
Dyson HEPA Big+Quiet
Formaldehyde
purifier’s conic
amplifier. Position and
twist. A click indicates a
secure lock.

Using your machine
Power and Airflow speed
Press the Power button on the screen to switch on your machine.
Press the Power button again for Airflow speed 1.
Press the Power button a second time for Airflow speed 2.
Press and hold the Power button to switch off your machine.
CO2monitoring
The LCD screen displays the power mode setting and the
CO2level in the room – reporting it in real time.
Low CO2
CO2is at a safe level.
Medium CO2
CO2has built up. It’s advisable to take action,
like opening a door or window.
High CO2
CO2has built up to a level of concern.
It’s advisable to take action, like opening
a door or window.
Finger point illustrates
where the power button
is positioned, on the
conic amplifier.
LCD screen display showing that CO2
is at a safe level. This is indicated by
green-coloured numbers.
LCD screen display showing that
CO2is building up. This is indicated
by yellow-coloured numbers.
LCD screen display showing that
CO2is at a concerning level. This is
indicated by red-coloured numbers.

Changing your HEPA filter
Remove the conic amplifier
Slide the Release button on the back of the conic amplifier to unlock.
Lift the conic amplifier off your machine.
Lift the outer cover off the base of your machine.
Remove the filter
The HEPA filter is located in the outer cover. Press the filter release
buttons located on the inner rim and lift the outer cover off the filter.
Dispose of the filter.
Install a new filter
Remove your replacement filter from any packaging.
Place the filter on the base of your machine.
Place the outer cover over the filter and press down until it clicks
securely into position.
Place the conic amplifier on your machine and rotate until it
clicks securely in position.
Plug in and press the power button.
Sideways green arrow
indicates Release switch
to open the purifier, for
access to change the
HEPA filter. Upward
green arrows indicate
direction to lift outer
covers off.
Zoomed in green
indicators highlight
the release buttons to
remove outer cover
off the filter. Green,
upward arrow shows
direction to lift the
cover.
The reassembly is
demonstrated by first
placing the filter on to
the base, followed by
the outer cover over the
filter. Finally, referring
to green arrow
direction, position and
twist the conic amplifier.
A click indicates a
secure lock.

Changing your carbon filter
Remove the conic amplifier
Slide the Release button on the back of the conic amplifier to unlock.
Lift the conic amplifier off your machine.
Lift the outer cover off the base of your machine.
Remove the filter
The carbon filter is wrapped around the central body of your machine.
Pull each of the four clips towards you to release the filter.
Dispose of the filter.
Install a new filter
Remove your replacement filter from any packaging.
Place the filter on the base of your machine.
Wrap the filter around the central body of your machine, fit the clips
into position and push each one to secure the filter.
Place the outer cover back in position on the base of your machine.
Place the conic amplifier on your machine and twist until it clicks
securely in position.
Plug in and press the power button.
Green arrows show
direction clips should be
pulled to unlock the
K-carbon filter from the
purifier’s body.
Sideways green arrows
indicate the direction of
disassembly to access
carbon filter, once
unlocked.
Green arrows indicate
that a user should pull
each of the four clips
towards them. This
releases the filter from
the body of the purifier.
Position and twist the
conic amplifier on to the
machine. A click
indicates a secure lock.
Wrap carbon filter
around central body of
machine, as indicated
by green arrows. Use
the clips to secure into
position.
Position down the outer
cover over the carbon
filter, so it sits securely
on the base of machine.
Green arrow indicates that
Release button, found at the back
of the conic amplifier, should be
switched right to unlock.

Looking after your machine
To always get the best performance from your Dyson air purifier,
it’s important to regularly clean it and check for blockages.
Cleaning your machine
If your machine is dusty, wipe with a damp, lint-free cloth.
Check the sensor inlets on the left hand side of the conic amplifier
for dust and debris.
Look for dust and debris in the outer cover and in the conic amplifier.
Use a soft brush to remove dust and debris.
Don’t use detergents or polishes to clean your machine.
Clean the machine
regularly using a damp,
lint-free cloth.
Eye icons identify where a user
should regularly check for dust
and debris, in outer cover and
conic amplifier. Use a soft brush
on the areas highlighted to clean
the purifier.