Technical data

25
ELECTRICAL CONNECTIONS
- +
Custom defrost mode jumper selection
3 position mode selection switch
Accessory Control Contact (Open & Closes contact when HRV/ERV is ON/OFF)
Diagnostic LED
U
15-minute timer (up to 5 timers)
EDF5 or EDF2
(not shown)
Dehumidistat
2 wires
Dehumidistat
On/Off
4 wires
Mechanical
Crank Timer
2 wires
and /
or
and /
or
(1 only)
Air Quality
Sensor
* Wiring diagram of complete unit inside of access panel
2 wires
3 wires
5MR
2 wire