Filter Replacement; Troubleshooting Guide; Replacement Parts - Guardian AC4150 Use & Care Instructions Manual

FILTER REPLACEMENT

To maintain the performance of the air cleaner, it is recommended that the filter be replaced about
every 6 months. The replacement requirements will vary depending on usage and environmental
conditions.
1. It's time to replace the filter when the white cartridge
portion has changed from white to grey or black.
OR
2. A filter date wheel is also built into the rear of the unit to track
your filter changes. Simply set the wheel 6 months ahead from
when it is replaced as a reminder. The wheel is marked with the
months of the year.
UV-C BULB REPLACEMENT
A
L
2. After removing the Rear
1. Lift and remove the
Cover from the unit, remove
Rear Cover from the unit.
the Combination Filter.
4. The UV-C Bulb is removed by carefully grasping the bulb with
a clean cloth or tissue and pulling the bulb straight out of the unit.
IMPORTANT: The UV-C Bulb should be replaced
every 10-12 months depending on use. Please
contact Customer Service at 1.866.603.5900 or
visit us at www.guardiantechnologies.com
to purchase a replacement bulb.
Replacement UV-C Bulb: LB4100
Pull UV-C Bulb
straight out of unit.
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3. After removing the
Combination Filter,
use a Philips head
screwdriver to remove
screw and detach
the UV-C Shield.
5. The UV-C Bulb is reinstalled by
sliding it, horizontally, back into
the slots.

TROUBLESHOOTING GUIDE

PROBLEM SOLUTION
Unit does not operate. Check that the unit is plugged in.
Call Customer Service 1.866.603.5900.
Unit shuts off unexpectedly. Check that unit is plugged into a working
electrical outlet.
Check that filter is firmly in place.
Check that the Rear Cover is latched firmly in place.
Call Customer Service 1.866.603.5900.
No air circulating from unit. Unplug unit. Check Pre-Filter/Charcoal Filters. Clean Pre-
Filter/Charcoal Filter if necessary.
Replace Filter if necessary.
Increase in noise level. Make sure the filters are clean. Replace if necessary.
An unpleasant odor is emitted from Make sure the filters are clean. Replace if necessary.
from the unit.

REPLACEMENT PARTS

IMPORTANT: To maintain warranty and the performance of the air cleaner,
use Guardian Technologies GENUINE Replacement Parts only.
To Purchase Contact Customer Service at 1.866.603.5900
or visit www.guardiantechnologies.com
FILTER E
Replacement Combination Filter
Model No. FLT4100
Check out our
Filter Replacement Program
www.guardiantechnologies.com
Replacement UV-C Bulb
Model No. LB4100
Replacement Carbon Filter
4 Pack
Model No. FLT11CB4
™
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