3. M
AINTENANCE
3.1
Q
UARTERLY
Open (B) and lift out the door (C).
In order to prevent damages to
the door hooks, do not open
completely the unit door; tilt it
about 3" from the unit base and
lift it up. See illustration at right.
Slide out the heat
or energy recovery
core,
bracket the bottom
filter retaining wire
and all the filters.
Clean the inside wall of the unit with a damp cloth, then wipe with a dry one.
Remove dust on core using a vacuum cleaner with a soft brush attachment.
Wash both core filters under hot water with mild soap. Rinse thoroughly and let
dry completely.
Reinstall the recovery core with its filters and the retaining wire (if present).
NOTE: The recovery core must be reinstalled BEFORE the core bracket.
Reinstall the door, plug back the unit and turn it on.
NOTE: The unit will return to its previous setting after a 30-second delay for
(
'
)
CONT
D
M
(
AINTENANCE
CAUTION
C
the
core
HEPA
F
ILTER
VL0061
*Bottom filter retaining wire only on ERVH100S unit.
Reinstall the HEPA filter but before reinstalling the prefilter, look at the
installation date on HEPA filter frame. If there are more than 6 months
passed, discard the prefilter and install a new one, but keep the HEPA filter.
boot sequence.
'
)
CONT
D
VD0303A
B
ORE
RACKET
P
REFILTER
C
F
6
C
±3"
B
H
EAT OR
R
ECOVERY
F
B
ORE
ILTERS AND
OTTOM
R
W
*
ILTER
ETAINING
IRE
E
NERGY
C
ORE