York DM 036, DM072 Typical Power Wiring, Typical Control Wiring, COOLING ONLY 24 VOLT THERMOSTAT

Models: DM 036 DM 048 DM 060 DM072

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TYPICAL POWER WIRING

036-21502-002-A-0303

TYPICAL POWER WIRING

REFER TO THE ELECTRICAL DATA

TABLES TO SIZE THE DISCONNECT

SWITCH, OVERCURRENT PROTEC-

TION AND WIRING.

TYPICAL CONTROL WIRING

COOLING ONLY (24 VOLT THERMOSTAT)

THERMOSTAT1

UNIT TERMINAL

TERMINALS

STRIP TB1

 

RV

R

24 VOLT

 

 

YC

Y1

TRANSFORMER

 

 

Y2

 

GF

G

 

 

C

 

124 VOLT THERMOSTAT 2TH07701024. TO CONTROL THE ECONOMIZER ON SECOND STAGE COOLING, USE THE THERMOSTAT 2TH0401224.

COOLING / HEATING (24 VOLT THERMOSTAT)

THERMOSTAT1

TERMINALS

 

 

UNIT TERMINAL

 

 

RH

STRIP TB1

 

ADD

 

 

 

 

 

JUMPER

RC

R

 

 

 

 

Y

Y1

24 VOLT

TRANSFORMER

Y2

WW1

W2

GG

C

124 VOLT THEROMSTAT 2ET07701024. TO CONTROL THE ECONOMIZER ON THE SECOND STAGE COOLING OR TO HAVE AN ELECTRIC HEAT ACCESSORY WITH TWO STAGES OF HEAT, USE THERMOSTAT 2TH0471024.

COOLING / HEATING (ELECTRONIC THEROMSTAT)

MULTI STAGE

THERMOSTAT1

 

 

 

 

TERMINALS

UNIT TERMINAL

 

ADD

RC

 

 

STRIP TB1

 

24 VOLT

 

 

 

 

 

RH

 

 

R

TRANSFORMER

JUMPER

 

 

Y1

 

 

Y1

 

 

 

 

 

 

Y2

 

2

Y2

 

 

 

W1

 

 

W1

 

 

4

W2

 

3

W2

 

 

 

G

 

 

G

 

 

 

B

 

 

C

 

 

 

LED 1

 

 

X

 

 

 

LED 2

NOT

 

OCC

 

 

 

COM

USED

4

 

 

 

 

 

 

 

 

ADD

A1

 

 

 

 

 

 

 

 

 

 

 

JUMPER

A2

 

 

 

 

 

 

 

 

 

 

 

 

T

 

TO REMOTE SENSOR

 

 

 

T

 

2TH040702224 IF USED

 

1ELECTRONIC PROGRAMMABLE THEROMSTAT 2TH04700224 (INCLUDES SUBBASE).

2SECOND STAGE COOLING IS NOT REQUIRED ON UNITS LESS ECONOMIZER.

3SECOND STAGE HEATING IS ONLY REQUIRED ON UNITS WITH A TWO STAGE ELECTRIC HEATER.

COOLING / HEATING (ELECTRONIC THEROMSTAT)

SINGLE STAGE

 

THERMOSTAT1

 

 

TERMINALS

UNIT TERMINAL

 

RH

STRIP TB1

 

RC

R

ADD

Y

Y1

 

 

JUMPER

W

W1

 

G

G

 

 

C

 

 

24 VOLT

 

 

TRANSFORMER

1ELECTRONIC PROGRAMMABLE THEROMSTAT 2ET07701024 (INCLUDES SUBBASE).

TO CONTROL THE ECONOMIZER ON SECOND STAGE COOLING, USE THERMOSTAT 2TH04700224.

FIGURE 2: TYPICAL FIELD POWER & CONTROL WIRING

Unitary Products Group

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York DM 036 Typical Power Wiring, Typical Control Wiring, COOLING ONLY 24 VOLT THERMOSTAT, Multi Stage, Single Stage