5
For more convenience, these units can also be controlled using a main control. Only one main
control can be connected per unit.
NOTES: 1. The integrated control must be turned OFF to use a main control.
2. If an optional auxiliary control is used, it’s activation will override the optional
main
control.
2.2 DTG Main Control
2. Controls
(cont’d)
OR
B
ACKLIGHT
If the backlight is not illuminated, the first UP or DOWN arrow
button pressed will turn on the backligh. The backlight remains
illuminated for 10 seconds after the last button is pressed (no
matter the button).
To change the operation mode of the ventilation unit, press the UP or DOWN arrow
button. Operating mode label will then scroll up or down on LCD screen.
O
PERATING
M
ODES
OFF
Put the unit on stand-by mode, so it will only respond to auxiliairy controls (if present).
On LCD screen, only the House is visible showing the control is powered on. This is
the factory default mode.
VC0153
RECIRC
Air is recirculated inside the house.
MIN
Air is exchanged with the outdoors on low speed.
MAX
Air is exchanged with the outdoors on high speed.
20
MIN
/
H
The ventilation unit exchanges air intermittently on a one hour cycle as follows: OFF
for 40 min. (or recirculation for 40 min., see next page) and then air exchange during
20 min. on low speed. Repeat cycle after the 20 min. of air exchange.
OR
