Wiring Diagrams; One Transformer (S84N 1H1C) - Aprilaire S84N 1H1C Safety & Installation Instructions

RH 24VAC supply heating*
RC 24VAC supply cooling*
First stage heat (conventional) /
W
First stage auxiliary (heat pump
S84N SU only)
First stage cooling
(conventional) / First stage
Y
compressor (heat pump
S84N SU only)
G Fan
C Common
Outdoor/remote temperature
T1 & T2
sensor (S84N SU only)
O/B
Reversing valve (S84N SU only)
System fault indicator (S84N SU
L
heat pump configured only)
* Jumper between RC & RH is used in single
transformer systems (see wiring diagrams).
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FIGURE 4 – WIRING TERMINALS
90-2690

WIRING DIAGRAMS

FIGURE 5 – SINGLE STAGE HEAT/COOL, ONE TRANSFORMER (S84N 1H1C)
RH
JUMPER
RC
W
Y
G
C
R
W
FURNACE
Y
G
C
C
AIR
CONDITIONER
Y
90-2682
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