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Field wiring, Typical power wiring typical control wiring, Cooling only (24 volt thermostat) – York Sunline 2000 User Manual

Page 16: Cooling / heating (24 volt thermostat), 23 4 not used

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REFER TO THE ELECTRICAL DATA
TABLES TO SIZE THE DISCONNECT
SWITCH, OVERCURRENT PROTEC-
TION AND WIRING.

FIELD WIRING

TYPICAL POWER WIRING

TYPICAL CONTROL WIRING

R V

Y C

G F

R

Y 1

B

Y 2

T H E R M O S T A T

1

T E R M I N A L S

U N I T T E R M I N A L

S T R I P T B 1

2 4 V O L T

T R A N S F O R M E R

C O O L I N G O N L Y ( 2 4 V O L T T H E R M O S T A T )

1 2 4 V O L T T H E R M O S T A T 2 T H 0 7 7 0 1 0 2 4 I F T H E U N I T H A S A N E C O N O M I Z E R ,

R E M O V E J U M P E R J 1 F R O M T E R M I N A L S 8 A N D 1 0 O N T H E R E L A Y B O A R D

T O P R E V E N T S I M U L T A N E O U S O P E R A T I O N O F T H E C O M P R E S S O R A N D

T H E E C O N O M I Z E R . I F Y O U W A N T T O C O N T R O L T H E E C O N O M I Z E R O N A

S E C O N D S T A G E O F C O O L I N G , U S E T H E T H E R M O S T A T 2 T H 0 4 7 0 1 2 2 4 .

COOLING ONLY (24 VOLT THERMOSTAT)

R C

Y

R

Y 1

Y 2

W 1

W

W 2

G

B

G

R H

T H E R M O S T A T

1

T E R M I N A L S

U N I T T E R M I N A L

S T R I P T B 1

2 4 V O L T

T R A N S F O R M E R

C O O L I N G / H E A T I N G ( 2 4 V O L T T H E R M O S T A T )

1

2 4 V O L T T H E R M O S T A T 2 T H 0 7 7 0 1 0 2 4 . I F T H E U N I T H A S A N E C O N O M I Z E R ,

R E M O V E J U M P E R J 1 F R O M T E R M I N A L S 8 A N D 1 0 O N T H E R E L A Y B O A R D

T O P R E V E N T S I M U L T A N E O U S O P E R A T I O N O F T H E C O M P R E S S O R A N D

T H E E C O N O M I Z E R . I F Y O U W A N T T O C O N T R O L T H E R E C O N O M I Z E R O N A

S E C O N D S T A G E O F C O O L I N G O R H A V E A N D E L E C T R I C H E A T A C C E S S O R Y

W I T H T W O S T A G E S O F H E A T , U S E T H E R M O S T A T 2 T H 0 4 7 1 0 2 4

A D D

J U M P E R

COOLING / HEATING (24 VOLT THERMOSTAT)

R C
R H

Y 1
Y 2

W 1
W 2

G

L E D 1
L E D 2

C O M

A 1
A 2

T
T

B

R

Y 1
Y 2

G
B
X
N

W 2

W 1

T H E R M O S T A T

1

T E R M I N A L S

U N I T T E R M I N A L

S T R I P T B 1

2 4 V O L T

T R A N S F O R M E R

T O R E M O T E S E N S O R

2 T H 0 4 0 7 0 2 2 2 4 I F U S E D

N O T

U S E D

A D D

J U M P E R

A D D

J U M P E R

4

4

3

2

1

E L E C T R O N I C P R O G R A M M A B L E T H E R M O S T A T 2 E T 0 4 7 0 0 2 2 4 ( I N C L U D E S S U B B A S E )

2

S E C O N D S T A G E C O O L I N G I S N O T R E Q U I R E D O N U N I T S L E S S E C O N O M I Z E R .

3

S E C O N D S T A G E H E A T I N G I S O N L Y R E Q U I R E D O N U N I T S W I T H A T W O S T A G E

E L E C T R I C H E A T E R .

4

R E M O V E J U M B E R J 2 F R O M T E R M I N A L S 4 A N D 9 O N J U M P E R P L U G C O N N E C T O R

P 6 O N U N I T S W I T H E C O N M I Z E R . T E R M I N A L S A 1 A N D A 2 P R O V I D E A R E L A Y

O U T - P U T T O C L O S E T H E O U T D O O R E C O N O M I Z E R D A M P E R S W H E N T H E

T H E R M O S T A T S W I T C H E S T O T H E S E T - B A C K P O S I T I O N .

COOLING / HEATING (ELECTRONIC THERMOSTAT)

MULTI-STAGE

2

3

4

NOT
USED

R H
R C

Y

W

G

R

Y 1

W 1

B

G

A D D

J U M P E R

T H E R M O S T A T

1

T E R M I N A L S

U N I T T E R M I N A L

S T R I P T B 1

2 4 V O L T

T R A N S F O R M E R

1

E L E C T R O N I C P R O G R A M M A B L E T H E R M O S T A T 2 E T 0 7 7 0 1 0 2 4 ( I N C L U D E S S U B B A S E ) .

I F T H I S U N I T H A S A N D E C O N O M I Z E R , R E M O V E J U M P E R J 1 F R O M T E R M I N A L S 8 A N D

1 0 O N T H E R E L A Y B O A R D T O P R E V E N T S I M U L T A N E O U S O P E R A T I O N O F T H E

C O M P R E S S O R A N D T H E E C O N O M I Z E R . I F Y O U W A N T T O C O N T R O L T H E

E C O N O M I Z E R O N A S E C O N D S T A G E O F C O O L I N G , U S E T H E R M O S T A T 2 E T 0 4 7 0 0 2 2 4 .

C O O L I N G / H E A T I N G ( E L E C T R O N I C T H E R M O S T A T )

S I N G L E S T A G E

COOLING / HEATING (ELECTRONIC THERMOSTAT)

SINGLE STAGE

530.18-TG1Y

16

Unitary Products Group