HEAT

 

W

RELAY

 

 

 

 

24

C

 

 

 

VAC

R

 

 

L2

120

L1

 

 

 

VAC

 

BOILER

FAN

 

 

G

RELAY

 

 

 

 

 

 

1ST STAGE

Y1

 

 

COOL

 

 

 

 

24

 

C

 

 

 

 

VAC

 

R

 

 

 

L2

120

L1

 

 

 

 

VAC

INDOOR AIR HANDLER

1ST

 

STG

Y1

COOL

 

 

C

AIR CONDITIONER

REMOVE RH PRONG FROM SUPPLIED JUMPER

APRILAIRE MODEL 8570 THERMOSTAT

W2

W1

RH

R

RC

G

Y1

Y2

B

O

C

I+ AHC

I-

CONNECTION

 

 

ZB

 

6504

ZA

 

CONNECTION

GND

OUTDOOR (ODT)

& INDOOR (IDS)

ODT

 

TEMPERATURE

IDS

 

SENSORS

COM

EVENT

NO

 

TRIGGERED

 

OUTPUT

NC

 

 

(ETO)

THERMOSTAT

CONFIGURATION SWITCH SETTINGS

SINGLE

1

 

 

 

ON

MULTI

 

 

 

HP

2

 

 

 

 

HC

 

 

 

 

ELECT

3

 

 

 

 

GAS

 

 

 

 

O

4

 

 

 

 

B

 

 

 

 

 

 

 

 

 

 

 

ELECT/GAS - SET TO ELECT FOR HOT WATER COIL HEAT, SET TO GAS FOR RADIANT HEAT

HEAT

W

RELAY

C

 

24

 

 

 

VAC

 

R

 

 

 

L2

120

L1

 

 

 

 

 

VAC

 

 

RADIANT FLOOR HEAT

1ST

 

 

 

STAGE

 

 

W1

HEAT

1ST STAGE

 

 

Y1

 

 

COOL

 

 

 

FAN

 

 

G

RELAY

 

 

 

 

 

 

 

 

C

 

24

 

 

 

VAC

 

R

 

 

 

L2

120

L1

 

 

 

 

 

VAC

 

 

 

FURNACE

 

1ST

 

 

 

STG

 

 

Y1

COOL

 

 

 

 

 

 

C

AIR CONDITIONER

SUPPLIED JUMPER

APRILAIRE MODEL 8570 THERMOSTAT

W2

W1

RH

R

RC

G

Y1

Y2

B

O

C

I+

AHC

I-

CONNECTION

ZB

 

6504

ZA

 

CONNECTION

GND

OUTDOOR (ODT)

& INDOOR (IDS)

ODT

 

TEMPERATURE

IDS

 

SENSORS

COM

EVENT

NO

 

TRIGGERED

NC

 

OUTPUT

 

(ETO)

 

 

24V COM

1

W

2

E/W2

3 R

4

5

Y

6

7 Y

8

O

9

MODEL 8024 24-VOLT

RELAY PACK (not supplied)

THERMOSTAT

CONFIGURATION

SWITCH SETTINGS

SINGLE

1

 

 

ON

MULTI

HP

2

 

 

 

HC

ELECT

3

 

 

 

GAS

 

 

 

O

4

 

 

 

B

 

 

 

 

 

 

ELECT/GAS - SET TO

ELECT FOR ELECTRIC

FURNACE, SET TO GAS

FOR FOSSIL FUEL

FURNACE

Diagram 4: Boiler with AC

Diagram 5: Radiant Floor 1st Stage Heat with Furnace 2nd Stage Heat and AC

- 12 -

- 13 -

Page 9
Image 9
Aprilaire 8570 installation instructions Diagram 4 Boiler with AC