Aprilaire S86N MU Multi Stage Universal Thermostat Instruction Manual
RH
RC
24VAC supply heating*
24VAC supply cooling*
WIRING DIAGRAMS
FIGURE 4 – WIRING TERMINALS
First stage heat (conventional) /
First stage auxiliary (heat pump)
W
Y
RH
FIGURE 5 – SINGLE & MULTI
STAGE HEAT/COOL, ONE
TRANSFORMER
JUMPER
First stage cooling (conventional) /
First stage compressor (heat pump)
R
RC
W
W
G
C
Fan
NOTE: Dashed lines
represent wiring for multi
stage systems onlyꢀ
Y
Y
Common
Reversing valve
G
G
O/B
C
C
System fault indicator (optional)
(heat pump only)
L
O/B
L
FURNACE
Second stage heat (conventional) /
Second stage auxiliary (heat pump)
W2
W2
Y2
W2
Y2
Second stage cooling (conventional)
/ Second stage compressor (heat
pump)
Y2
T2
T1
I2
I1
ODT/REMOTE
TEMP SENSOR
T1 & T2
I1 & I2
Outdoor/remote temperature sensor
Y2
C
Indoor Air Quality control output
(S86N MUPR only)
AIR
CONDITIONER
*Jumper between RC & RH is used in single transformer
systems (see wiring diagrams).
Y
90-2564
90-2565
10
11
| General | Details |
|---|---|
| Name | Aprilaire S86N MU Multi Stage Universal Thermostat Instruction Manual |
| Make | Aprilaire |
| Language | English |
| Filetype | PDF (Download) |
| File size | 0.37 MB |

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