Names And Functions Of Components - Mitsubishi Electric Lossnay VL-220CZGV-EB Handbook

3. Names and functions of components

Exhaust air fi lter case
It holds the exhaust air
fi lter or medium effi ciency
exhaust air fi lter.
Supply air fi lter case
It holds the supply air fi lter or
high effi ciency supply air fi lter.
Supply air fi lter
It removes insects, pollen,
dirt, dust, and other particles
from the outside air that is
taken into the room.
Supply air fi lter fi xing knob
Release it to remove the
supply air fi lter case.
(3 locations)
After the supply air fi lter case is
removed
Piping example
• When connecting the RA (return air) to a bathroom, be
sure to branch the pipe into two lines and intake return
air from two locations, the bathroom and living room
(kitchen/dining room).
Outdoor Indoor
side side
EA
(exhaust air)
OA
(outside air)
Exhaust air fi lter
It prevents Lossnay core
from clogging.
It holds dew condensation
water that occurs inside the
Lossnay unit.
SA
(supply air)
(Bathroom)
Air duct
RA3
switching damper
Lossnay
(P-133DUE-E)
(Optional)
RA2
RA1
(return air)
Exhaust air fi lter fi xing knob
Release it to remove the
exhaust air fi lter case.
(2 locations)
RA 1
Drain pan (supply air side)
Name of Connection Point
Bath
RA
(Return air)
EA
(Exhaust air)
OA
(Outside air)
SA
(Supply air)
Kitchen /
* When RA2 and RA3 are used, use grills equipped with fi lter.
dining room
─ 5 ─
OA
Lossnay core exchanges
heat between the supply air
and the exhaust air.
It is for discharging dew
condensation water that has
built up in the drain pan to
outside the room.
Connection Location
For intake from living room, toilet, wash
RA1
basin, bathroom, etc.
RA2* For optional air duct switching damper
(P-133DUE-E)
Exclusive for intake from living room, toilet,
RA3*
wash basin, bathroom, etc.
For exhaust air of inside air
For intake of outside air
For air supply opening to living room
Lossnay core
Drain outlet