Residential HRV/ERV
26
The following table shows which operating modes are available for the different ON/
OFF settings:
Mode Speed Description
--
Unit stops completely. Remains idle
regardless of the humidity level.
Yes Yes Yes Yes
Continuously exchanges air with the
outside at low speed.
Yes Yes Yes Yes
Continuously exchanges air with the
outside at high speed.
Yes Yes Yes Yes
Recirculates interior air at low speed. Yes No Yes Yes
Recirculates interior air at high speed. Yes No Yes Yes
ECO-1
Exchanges air for the rst 20 minutes,
followed by recirculation for 40 minutes.
Repeats every 60 minutes.
Yes No Yes Yes
ECO-2
Exchanges air for the rst 20 minutes,
then remains idle for the next 40
minutes. Repeats every 60 minutes.
Yes Yes Yes Yes
Executes a high-speed exchange
sequence for the selected period of
one, two, or four hours.
Yes Yes Yes Yes
When paired with the Aldes 611228
timer unit, high-speed air is exchanged
during its countdown interval.
Yes Yes Yes Yes
Automatically controls the level of
relative humidity by activating the high-
speed air exchange when the humidity
level exceeds the selected setpoint.
Yes Yes Yes Yes
Installing the 20/40/60 Minute Timer (P/N 611228)
This controller provides the ventilation unit with high-speed
exterior exchange for the following durations:
• 20 minutes
• 40 minutes
• 60 minutes
A service box is recommended when installing the timer switch.
1. Run a 3-conductor low-voltage (24V) wire through the wall until it reaches the HRV/
ERV.
2. Connect each conductor to the timer switch according to its respective color.
20/40/60 Timer
(P/N 611228)