Aprilaire 8570 Premium Programmable Thermostat Instruction Manual
APRILAIRE MODEL
8570 THERMOSTAT
SUPPLIED JUMPER
(5) WIRE THE THERMOSTAT TO THE HVAC EQUIPMENT
W2
W1
RH
R
FURNACE
THERMOSTAT
CONFIGURATION
SWITCH SETTINGS
1ST
STAGE
HEAT
120 volts may cause serious injury from electrical shock. Disconnect electrical power to the furnace
and air conditioner before starting installation. This thermostat is not a 120 volt (line voltage) device.
WARNING
W1
Y1
1
SINGLE
HP
MULTI
HC
RC
G
2
3
4
1ST STAGE
COOL
ELECT
O
GAS
B
Y1
Y2
B
FAN
RELAY
1. Run a cable with the correct number of wires
G
C
R
Application
# Wires
Diagram (Page)
1 (9)
(see table) from the thermostat to the HVAC equipment.
ELECT/GAS - SET TO
ELECT FOR ELECTRIC
HEAT, SET TO GAS FOR
FOSSIL FUEL HEAT
O
Single-Stage Furnace/AC
Two-Stage Furnace/AC
Two-Stage Roof Top Unit
Boiler w/AC (2-transformer)
5
7
7
6
6
2. Strip 1/4" of insulation from the end of the wires to
be connected to the thermostat.
C
24
VAC
2 (10)
I+
I-
AHC
CONNECTION
3 (11)
3. Strip no more insulation than is required to make a
sound electrical connection at the HVAC equipment.
120
VAC
4 (12)
ZB
ZA
6504
CONNECTION
Radiant 1st Stage Heat,
Furnace 2nd Stage and AC
5 (13)
4. Wire the thermostat to the HVAC equipment according
to the wiring schematic appropriate for your HVAC
equipment.
OUTDOOR (ODT)
& INDOOR (IDS)
1ST
STG
COOL
GND
Single-Stage Heat Pump
6
7
6 (14)
7 (15)
Y1
ODT TEMPERATURE
SENSORS
Single-Stage Heat Pump
w/Two Stages Aux. Heat
IDS
C
EVENT
TRIGGERED
COM
NO
Two-Stage Heat Pump
8
8 (16)
OUTPUT
(ETO)
NC
AIR CONDITIONER
Diagram 1: Single-Stage Furnace and AC
- 8 -
- 9 -
| General | Details |
|---|---|
| Name | Aprilaire 8570 Premium Programmable Thermostat Instruction Manual |
| Make | Aprilaire |
| Language | English |
| Filetype | PDF (Download) |
| File size | 0.57 MB |
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