Halo PureNight User manual

User Guide
©2005 Halo Innovations, Inc.

ii / Safety Information
HALO® PureNight™ Pure Air Sleep System
Please read all instructions before assembling your PureNight™air
filtration system. Always follow the safety messages provided in this
guide.
A caution message indicates that people could possibly be
endangered and/or slightly hurt.
A note message indicates that a situation is possibly dangerous
or that system components might be damaged.
Please save these instructions and your
original purchase receipt.
Safety Information
!
!Caution
!Note
This is the safety alert symbol. This symbol alerts you to
potential hazards during assembly, use, and maintenance
of your system. A safety message always follows an alert
symbol and includes the words Caution or Note.
Message indications are described below.

iii
HALO® PureNight™ Pure Air Sleep System
Table of Contents
Parts List ......................................................................... 1
Assembly ......................................................................... 3
System Operation.......................................................... 13
Maintenance.................................................................. 17
Troubleshooting ............................................................ 20
Frequently Asked Questions ......................................... 21
Replacement Parts ........................................................ 23
Warranty Information................................................... 24
PureNight™ Air Filtration System Warranty Card ......... 27

iv
HALO® PureNight™ Pure Air Sleep System

Parts List / 1
HALO® PureNight™ Pure Air Sleep System
The PureNight™air filtration system includes the following parts.
1. Foot switch and cable
2. Power supply and cord
3. Central filtration unit
4. Acoustic tube with fabric cover
5. High-efficiency particulate air (HEPA) filter
6. Pre-filter
7. Tower
8. Tower cap
9. PureNight™arm
10. PureNight™sleeve
11. Elbows (left and right)
Parts List
3
5
6
1
2
4
7
8
9
11
11
10

2 / Parts List
HALO® PureNight™ Pure Air Sleep System
System Parts and Functions
Table 1 describes the functions of the parts.
Table 1: System Parts and Functions
Part Function
1. Foot switch and
cable
Allows fan-speed adjustment and
alerts you of a filter change
2. Power supply and
cord
Provides low-voltage power to the
central filtration unit; UL listed
3. Central filtration
unit
Houses the HEPA filter,
pre-filter, and fan
4. Acoustic tube with
fabric cover
Connects the central filtration unit to
the tower; provides flexible positioning
and reduces noise
5. HEPA filter Purifies the air
6. Pre-filter refill
pack
Includes 4 replacement pre-filters
7. Tower Directs purified air upwards; provides
a stable base and varied height adjust-
ment to fit your sleeping environment
8. Tower cap Slides onto the top of the tower for
daytime use as a decorative, protective
cover
9. PureNight™arm Projects low-flow, purified air over the
sleeping area
10. PureNight™ sleeve Slips onto the PureNight™arm to dif-
fuse the purified air
11. Elbows
(right and left)
Connects the tower to the PureNight™
arm; choose right or left depending on
bedside set up

Assembly / 3
HALO® PureNight™ Pure Air Sleep System
Follow these instructions to assemble your PureNight™air filtration
system. Only a tape measure is required during assembly.
Set Up the Tower
1. Place the tower assembly on a level surface next to the side of
the bed on which you normally sleep.
2. To vertically align the tower assembly, turn the foot pegs under-
neath the tower legs (Figure 1) to the right or left.
Figure 1: Foot pegs for vertical alignment
3. Slide the legs inwards or outwards to a minimum 45° angle.
A 90° angle is recommended for greater stability (Figure 2).
Figure 2: 45° angle and 90° angle leg adjustments
Assembly
Tower leg
Foot peg
45° angle
90° angle
recommended
for greater
stability
Slide
outward
leg under
bed

4 / Assembly
HALO® PureNight™ Pure Air Sleep System
Connect the Foot Switch
1. Connect one end of the foot switch cable to the central filtra-
tion unit, as shown in Figure 3.
2. Connect the other end of the cable to the foot switch, also
shown in Figure 3.
Figure 3: Foot switch cable connections
Connect the Power Supply
1. Connect the power supply cord to the central filtration unit, as
shown in Figure 4, by looping the cord through the strain-relief
hook.
2. Plug the other end of the power supply cord into an electrical
outlet, also shown in Figure 4.
Figure 4: Power supply cord connections
Foot
switch
cable
Central
filtration
unit
Foot
switch
Power
supply
cord
Central
filtration
unit
Outlet
Strain-
relief
hook

Assembly / 5
HALO® PureNight™ Pure Air Sleep System
Attach the Acoustic Tube
1. Attach one end of the acoustic tube to the back of the central
filtration unit, as shown in Figure 5.
2. Attach the other end of the acoustic tube to the front of the
tower base, also shown in Figure 5.
Figure 5: Acoustic tube connections
3. Pull the fabric cover over the gaps on both ends of the acoustic
tube.
Attach the acoustic tube with the central filtration unit
turned off.
Although the central filtration unit is equipped with a finger
guard, use caution when attaching the acoustic tube to the unit.
Central
filtration
unit
Tower
base
Acoustic
tube
!Caution

6 / Assembly
HALO® PureNight™ Pure Air Sleep System
Install the HEPA Filter and Pre-Filter
1. Using both hands, simultaneously push the tabs (Figure 6) on
the side of the central filtration unit to remove the filter cover.
Figure 6: Filter cover tab
2. Remove the plastic packaging from the HEPA filter.
3. Snap the HEPA filter into the central filtration unit, as shown in
Figure 7.
Figure 7: Correct placement of HEPA filter in central filtration unit
4. Remove one of the pre-filters from the pre-filter refill pack.
5. Lay the pre-filter onto the HEPA filter.
Push in and up to
release filter
cover
Central filtration
unit with filter
cover removed
HEPA filter with
plastic removed