Friedrich 2003 service manual WY09A33F-A, WY12A33G-A

MODELS

WY09A33F-A, WY12A33G-A

WHITE

WIRING DIAGRAM

BLUE

BLUE

BLUE

BLACK

BROWN

YELLOW

SYSTEM SWITCH

MS

2

4

3

1

L1

5

REV VALVE

BLUE

YELLOW

BLACK

C2

L

M

H

AR

C

BLACK

COMPRESSOR

WHITE

BROWN

BLUE

BLUE

BLUE

FAN MOTOR

BLACK

PURPLE

C

RED

3

S

R

YELLOW

1

2

BROWN

HARNESS, COMPRESSOR

THERMOSTAT

MOLDED

BLACK

BLACK

BLUE

BLACK

DEFROST

RED

OVERLOAD,

T/STAT

3

2

PROTECTOR

1

ORANGE

ORANGE

HEATER

BROWN

YELLOW

YELLOW

SMOOTH CONDUCTOR

SUPPLY CORD

c

RED

RIBBED CONDUCTOR

YELLOW

F

A

HERM

N

GREEN

BLUE

TO GROUNDING

CAPACITOR

SCREW

L1

1

SCHEMATIC

L2

L1

M

MEDIUM

R

2

OVLD

3

H

HIGH

MTR

MS

S

FAN

C

4

L

LOW

CAP

IDT

R

OVLD

5

3

3

3

C

COMPR

C

2

6

1

2

HERM

C

S

1

1

CAP

RV

7

2

ODT

HL

TF

HTR

C2

8

4

9

AR

10

5

SWITCH LOGIC

X = CLOSED

L E G E N D

0 = OPEN

SWITCH POSITION

CIRCUIT

MS

- MONEY SAVER

HTR

- HEATER

1 2 3 4 5 6 7 8 9 10

HL

- HEATER LIMIT

OFF

O O O O O O O O O O

CAP

- CAPACITOR

TF

- THERMAL FUSE

LOW COOL

O O O X X O X O X O

COMPR

- COMPRESSOR

- GROUND LEAD

MEDIUM COOL

O X O O X O X O X O

MTR

- FAN MOTOR

HIGH COOL

O O X O X O X O X O

- COMBINATION TERMINAL

OVLD

- OVERLOAD PROTECTOR

HIGH HEAT

O O X O O X O X O X

RV

- REVERSING VALVE

- PLASTIC INSULATOR

MEDIUM HEAT

O X O O O X O X O X

IDT

- INDOOR THERMOSTAT

LOW HEAT

O O O X O X O X O X

PART NO.

REV.

ODT

FAN ONLY

X O O O O O O O O O

- OUTDOOR THERMOSTAT

617-581-02

03

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