![Relays](/images/new-backgrounds/33362/3336229x1.webp)
6.Match and connect equipment wires to proper terminals of each connector block, being careful not to over tighten the screws. Correct polarity must be observed when connecting the two wires from the Equipment Control Module to the Thermidistat Control mounting base. If wires are con- nected incorrectly, the Display Module will not operate. See Fig. 7, 8 and 9.
Control Module Wiring Guide
Relays
OAT
OAT / RRS RRS
return {SRTN
HUM
dry D1 contact D2
connect V+ to user interface Vg
Rc
Rh
W / W1
GY used for
Y/Y2 single stage
C cooling
O/W2/B
Y1
Y1 used for
Y1 = stage 1
Y2 = stage 2
A07687
Fig. 7 - Control Module Wiring Guide
SRed is V+ S Black is Vg
15