Lennox International Inc 505 Typical EDA/Condensing Unit Wiring Diagram, Control Wiring Figure

Models: 021 505

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Typical EDA/Condensing Unit Wiring Diagram

Typical EDA/Condensing Unit Wiring Diagram

Black

 

*OUTDOOR RELAY

 

2

 

 

NOT REQUIRED WITH SINGLE-

 

 

 

 

SPEED OUTDOOR FAN

 

 

 

 

 

 

5

7

 

1st, cut yellow

2nd, rewire yellow

 

 

 

 

wire here.

wire as shown

 

Yellow

Yellow

Purple

 

 

Blue

K1

 

 

 

 

 

B4

 

 

 

 

Yellow

 

 

 

 

FAN

Black

 

 

 

 

 

 

Use Wirenuts

 

Black

 

Purple

BLACK

BLACK PURPLE

RED

Red

53

Violet

1Orange

EDA

VALVE ACTUATOR

OUTDOOR WIRING (VSM APPLICATION ONLY)

 

SEE CONTROL WIRING BELOW

RED

FOR THERMOSTAT WIRING

YELLOW

 

BLUE

DS

REMOVED FOR HUMIDITROL

 

BLACK

OPERATION

 

BROWN

 

 

Y1Y

 

REMOVE IF 2−STAGE COOLING

INDOOR

UNIT

OUTDOOR

INDOOR

SignatureStatt

OUTDOOR

UNIT

UNIT

THERMOSTAT

SENSOR

RED (NOT REQUIRED FOR

 

 

(46M98)

 

TWISTED PAIR

APPLICATIONS WITHOUT LSOM)

 

 

RED

 

 

PURPLE

EDA

BLACK

 

 

UNIT

PURPLE

BLACK

 

 

FAN RELAY (NOT REQUIRED

WITH SINGLE-SPEED

OUTDOOR FAN)

YELLOW

BLUE (NOT REQUIRED FOR SINGLE STAGE)

BLACK

BROWN (NOT REQUIRED FOR

APPLICATIONS WITHOUT LSOM)

Y1

SINGLE− STAGE COOLING; REMOVED FOR 2−STAGE COOLING

Control Wiring

Figure 12

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EDA 01/06

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Lennox International Inc 505, 021 Typical EDA/Condensing Unit Wiring Diagram, Control Wiring Figure