Bryant HRVBBLHA Installation Instructions Manual page 12

FRESH AIR
FROM OUTSIDE
STALE AIR
TO OUTSIDE
Fig. 21 --- HRVBBSVU Airflow During Air Exchange
FRESH AIR
STALE AIR
TO BUILDING
FROM BUILDING
STALE AIR
TO OUTSIDE
Fig. 22 --- HRVBBLVU Airflow During Air Exchange
FRESH AIR
TO BUILDING
STALE AIR
FROM BUILDING
A92382
FRESH AIR
FROM OUTSIDE
A92384
FILTERED AIR
TO BUILDING
Fig. 23 --- HRVBBSVU Airflow During
Recirculation and Defrost
FILTERED AIR
TO BUILDING
Fig. 24 --- HRVBBLVU Airflow During
Recirculation and Defrost
12
STALE AIR
FROM BUILDING
A92383
STALE AIR
FROM BUILDING
A92385