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Press and hold the fan selection button on the Control Pad. After 5 seconds the control will begin to cycle each
mode holding each for 2 seconds. Release the button when the desired mode of operation is reached.
Modes of Operation LED Indication
OFF No LED’s illuminated
HRV/ERV is off, no controls will initiate operation.
ON/STANDBY Steady Green LED and Yellow LED to indicate speed
HRV/ERV will run at speed selected in ventilation mode. Standby mode
is indicated by no speed indicator illuminated. Optional remote controls
will override standby or selected speed into high speed.
20ON/40OFF Flashing Green LED and Yellow LED to indicate speed.
HRV/ERV will operate in ventilation mode at speed selected for 20 min-
utes and OFF for 40 minutes.
RECIRCULATION Steady Red LED and Yellow LED to indicate Speed.
*Note: Not available on all models
HRV/ERV
will operate in recirculate mode at the selected speed. Optional
remote controls will override unit into high speed ventilate mode.
20 ON / 40 RECIRCULATE Flashing Orange LED and Yellow LED to indicate speed.
*Note: Not available on all models
HRV/ERV will operate in ventilation mode at speed selected for 20 min-
utes and recirculation mode for 40 minutes.
To select speed
Momentarily press fan selection button and release. HRV/ERV will move into next speed. OFF is indicated by no
yellow LED illuminated. Speed 1 is the first yellow LED. Speed five is indicated by a flashing speed 4 LED.
Automatic Defrost
During cold outdoor conditions the
HRV/ERV
will occasionally go into an automatic defrost function, which will pre-
vent ice from forming on the core. Defrost is indicated by a flashing Red LED indicator.
Which Mode of Operation is Best for Me?
BEST Continuous low Ensures continuous air exchange within the home.
speed operation Air is always fresh and healthy.
Intermittent low Provides 20 minutes air exchange and 40 minutes off.
BETTER
speed operation
20ON/40OFF
20 ON/40 RECIRCULATE Provides 20 minutes air exchange and 40 minutes
recirculation.
GOOD Standby mode Allows unit to run on demand from remote controls such as
DET Timer and Dehumidistat.
To Select Mode of Operation for ControlAir 15