6
The modes of operation and speeds are used to adjust your indoor ventilation rate. Experiment with the ventilation levels in
your home to evaluate the ideal amount of ventilation to suit your home and personal preferences. Operational modes
available to you will depend on the main control that is installed. Some features and modes may be unavailable to you.
Selecting
the
Mode
of
Operation
that’s
Right
for
You
GOOD
Standby (fan speed set to 0 or
OFF)
Allows unit to run on demand from remote controls such as
a Timer or Dehumidistat.
BETTER
Intermittent low speed operation
20 ON/40 OFF
Provides 20 minutes air exchange and 40 minutes off.
BEST
Continuous LOW fan speed
operation
Ensures continuous air exchange within the building. Air is
always fresh and healthy.
Recirculation
Recirculates existing household air without introducing fresh air. Recirculation modes (II and V) are not applicable if your HRV
is connected to a forced air system, since your forced air system already circulates the household air. Recirculation modes are
unavailable on some models.
I. Continuous Ventilation
This mode of operation provides continuous ventilation within the home. You may, for example, select Continuous
Ventilation at low speed for normal operation and increase to high speed during increased activity levels, such as cooking
and showering, etc.
II.20 Minutes On, 40 Minutes Recirculation
20/hr 40/hr
This mode ventilates for 20 minutes and recirculates the household air every 40 minutes each hour. This mode is not
applicable if your HRV is connected to a forced air system.
III. 20 Minutes On, 40 Minutes Standby
20/hr 40/hr
This mode of operation provides 20 minutes of ventilation each hour. You can use this ventilation mode at low speed for low
household activity levels or when the home is unoccupied.
IV.
10 Minutes On, 50 Minutes Standby
10/hr 50/hr
This mode of operation provides 10 minutes of ventilation each hour. You can use this ventilation mode at low speed for low
household activity levels or when the home is unoccupied. This mode is useful when 20/40 mode is providing too much
ventilation.
V. Continuous Recirculation
or
This mode continuously recirculates your household air (no ventilation). This mode is not applicable if your HRV is connected
to a forced air system.
VI.
Continuous Low Fan Speed
LO
This mode will operate the fan in low speed continuously at the selected operating mode (Ventilation or Recirculation).
VII. Continuous High Fan Speed
HI
This mode will operate the fan in high speed continuously at the selected operating mode
(Ventilation or Recirculation). This mode is useful when occupancy in the home or activity is high for an extended period of
time.
