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The Fully Dedicated Installation
Defrost air port needs to be drawn from clean
area without combustion appliances. To avoid
backdrafting of combustion products, never
draw
defrost air from a room with a naturally
aspirated
appliance, i.e. furnace, hot water
heater, gas dryer, stove, fire place etc.
WARNING
FIVE PORT MODELS - Fully Dedicated Installation for Models RNC10/RNC20
Weatherhood arrangement - requires a minimum
of 6' (2m) separation and a minimum of 18" (460mm)
clearance above grade or anticipated snow level.
CAUTION
•
Stale air drawn from key areas of home
(bathroom, kitchen, laundry)
•
Fresh air supplied to main living areas of house
HRV must be balanced.
Refer to “Airflow Balancing” in this manual.
WARNING
FOUR PORT MODELS - Models RNC155/RNC200
* Unit is normally balanced
on HIGH speed
with furnace blower ON.
Outdoors
*Unit is normally balanced on HIGH speed
with air handler blower ON.
NOTES:
1. Weatherhood arrangement is for drawing purposes only. 6' (2m) minimum separation required.
18" (460mm) above grade minimum or above anticipated snow level .
2. The HRV air flow must be confirmed on site, using the balancing procedure found in the installation manual.
Fresh air to house -
main living areas...
bedrooms, living room,
rec. room etc.
Stale Air from various
parts of home.
i.e. bathrooms (if required)
kitchens (if required)
Outdoors
Stale Air To Outside
Fresh Air From Outside
Field-supplied
Balancing Damper
(optional)
STALE AIR from various parts of home.
i.e. bathrooms (if required), kitchens (if required).
Fresh air to house -
main living areas...
bedrooms, living room,
rec. room etc.