25
ELECTRICAL CONNECTIONS
- +
Custom defrost
mode jumper
selectio
n
3 position mode
selection switc
h
Accessory Control Contact
(Open & Closes contact when HRV/ERV is ON/OFF)
Diagnostic
LE
D
U
15-minute timer
(up to 5 timers)
EDF5 or EDF2
(not shown)
Dehumidistat
2 wire
s
Dehumidistat
On/Of
f
4 wire
s
Mechanical
Crank T
imer
2 wire
s
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
Содержание PHRV 140
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