Changing Your Hepa Filter; Reset Your Hepa Filter Life - Dyson purifier big+quiet formaldehyde User Manual

Changing your HEPA filter

The MyDyson™ app and the LCD screen will alert you when your filter life is
running low. Replacement filters are available to buy on www.dyson.com
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, switch on and reset your filter life.

Reset your HEPA filter life

It's important to reset the filter life after replacing your filter.
Press and hold the Night mode button on the remote control.
The LCD screen on your machine will count down from five,
until a tick appears on the screen.
The filter life has been reset and your machine is ready to use.
Sideways green arrow
indicates Release switch
to open the purifier, for
access to change the
HEPA filter. Upward
green arrows indicate
direction to lift the conic
amplifier and outer
cover 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.
Pressing the night mode
button on the bottom right
5
of the remote control for 5
sec
seconds.