Guardian Technologies AC4100 - Manual (Page 5)

E-8 E-9
CLEANING & MAINTENANCE
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 (Figure 4).
5. The UV-C Bulb is reinstalled by sliding it, horizontally, back into the slots.
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.
1. Lift and remove the
Rear Cover from the unit.
2. After removing the Rear
Cover from the unit, remove
the Combination Filter.
3. After removing the
Combination Filter, use a
Philips head screwdriver
to remove screw and detach
the UV-C Shield.
Figure 4
CLEANING & MAINTENANCE
UV-C BULB REPLACEMENT
OC
T
N
OV
D
EC JAN FEB M
AR
A
PR
SE
P A
UG JUL JUN M
AY
Figure 3
OC T N OV D EC JAN FEB M AR A PR SE P A UG JUL JUN M AY
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 HEPA 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 (Figure 3).
e. Reattach the Rear Cover of the unit and
securely latch into place.