General troubleshooting schematic - oven, General troubleshooting schematic - microwave, High voltage components – FRIGIDAIRE FPMC3085PF User Manual

Page 2

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GENERAL TROUBLESHOOTING SCHEMATIC - OVEN

Figure

O-2 Ov

en Schematic - Cooking C

o

ndition

Figure

O-1 Ov

en Schematic - Off Condition

SCHEMA

TIC

NO

TE:

CONDITION OF O

VEN

1.

Door Closed

2.

CLOCK APPEARS ON DISPLA

Y

SCHEMA

TIC

3.

V

ARIABLE COOKING CONTR

OL "HIGH"

2.

COOKING

TIME PR

OGRAMMED

1.

DOOR CLOSED

NO

TE:

CONDITION OF O

VEN

4.

"ST

AR

T" P

AD

T

O

UCHED

Note:* Indicates component

NO

TES:

1.CIRCUITS SUBJECT

T

O

CHANGE

WITHOUT NO

TICE.

2.

TERMINAL

WITH PROJECTION OR OPPOSITE BL

UE MARK ON LAMP SOCKET

MUST BE C

ONNECTED

T

O

NEUTRAL

WIRE.

3.

ONL

Y CERT

AIN MODELS USE

THE ABSOL

U

TE HUMIDIT

Y SENSOR.

4.

POWER

TRANSFORMER

T

O

P (FINISH LEAD)

TERMINAL MUST BE C

O

NNECTED

T

O

THE NEUTRAL (

W

HT

)

WIRE.

CA

VIT

Y

TEMPERA

T

URE

FUSE

120V

A

C

60Hz

C

OM.

RED

RED

WHT

WHT

WHT

GRY

BRN

WHT

WHT

WHT

ORG

RED

WHT

WHT

GRN

N.O

.

B2

B1

C

O

NTROL UNIT

MA

GNETRON

TEMPERA

TURE

FUSE

N.O

.

(R

Y2)

CO

M

.

DOOR

SENSING

SWIT

CH

TT

M

FM

OL

TURN

TA

B

L

E

M

OTO

R

FA

N

MO

T

O

R

OVEN

LAMP

MONIT

O

R

SWIT

CH

PRIMAR

Y

INTERL

O

CK

SWIT

CH

POWER

TRANSFORMER

MAGNETRON

HIGH

VOL

T

A

G

E

CAP

A

CIT

OR

xx

µ

F

ORG

WHT

SEC

O

NDAR

Y

INTERL

OCK

RELA

Y

ORG

BRN

ORG ORG

RED

GR

Y

GR

Y

GND

WHT

F3

F2

F1

SENSOR

(R

Y1)

OVEN

LAMP

RELA

Y

CO

M

.

N.O

.

HUMIDIT

Y

C

OM.

N.C.

HIGH

VOL

T

A

GE

RECTIFIER

ORG

H

N

RED

RED

PNK

GRN

GRN

GRN

GRN

C3

C2

C1

BLK

WHT

NOISE

FIL

TER

MONITOR

FUSE (20A)

R2

"TO L

OAD"

"TO L

OAD"

"TO SOURCE"

"TO SOURCE"

NO

TES:

1.CIRCUITS SUBJECT

T

O

CHANGE

WITHOUT NO

TICE.

2.

TERMINAL

WITH PROJECTION OR OPPOSITE BL

UE MARK ON LAMP SOCKET

MUST BE C

O

NNECTED

T

O

NEUTRAL

WIRE.

3.

ONL

Y CERT

AIN MODELS USE

THE ABSOL

U

TE HUMIDIT

Y

SENSOR.

4.

POWER

TRANSFORMER

T

OP (FINISH LEAD)

TERMINAL MUST BE C

ONNECTED

T

O

THE NEUTRAL (

W

HT

)

WIRE.

CA

VI

T

Y

TEMPE

R

A

TURE

FUSE

120V

A

C

60Hz

CO

M

.

RED

RED

WHT

WHT

WHT

GRY

BRN

WHT

WHT

WHT

ORG

RED

WHT

WHT

GRN

N.O

.

B2

B1

C

ONTROL UNIT

MA

GNETR

ON

TEMPER

A

TURE

FUSE

N.O

.

(R

Y2)

CO

M

.

DOOR

SENSING

SWIT

CH

TT

M

FM

OL

TURN

T

ABLE

M

OTO

R

FA

N

M

OTO

R

OVEN

LAMP

MONIT

O

R

SWIT

CH

PRIMAR

Y

INTERL

OCK

SWIT

CH

POWER

TRANSFORMER

MAGNETRON

HIGH

VOL

T

A

G

E

CAP

A

CIT

O

R

xx

µ

F

ORG

WHT

SEC

ONDAR

Y

INTERL

O

CK

RELA

Y

ORG

BRN

ORG ORG

RED

GR

Y

GR

Y

GND

WHT

F3

F2

F1

SENSOR

(R

Y1)

OVEN

LAMP

RELA

Y

C

OM.

N.O

.

HUMIDIT

Y

C

OM.

N.C.

HIGH

VOL

T

A

G

E

RECTIFIER

ORG

H

N

RED

RED

PNK

GRN

GRN

GRN

GRN

C3

C2

C1

BLK

WHT

NOISE

FIL

TER

MONITOR

FUSE (20A)

R2

"TO L

OAD"

"TO L

OAD"

"TO SOURCE"

"TO SOURCE"

GENERAL TROUBLESHOOTING SCHEMATIC - MICROWAVE

HIGH
VOLTAGE
CAPACITOR

HIGH VOLTAGE
WIRE A

H.V. RECTIFIER

HIGH VOLTAGE COMPONENTS

OVEN LAMP
AND SOCKET

MAGNETRON

COM.

MONITOR

SWITCH

N.C.

PRIMARY
SWITCH

TURNTABLE
MOTOR

POWER
TRANSFORMER

COM.

NO

WHT

RED

RED

ORG

GRY

ORG

WHT

WHT

WHT

RED

RED

CAVITY TEMP. FUSE

MAGNETRON TEMP FUSE

FAN MOTOR

RED

WHT

WHT

POWER SUPPLY
CORD 120V 60Hz

NOTE:
The neutral (WHT/GRY) wire must
be connected to the terminal with
"N" mark on the power supply
cord.

BLK

WHT

H

N

NOTE:
The grounding conductor of
the power supply cord has
been grounded by power
supply cord fixing screw.
The screw must always be
kept tight.

COM.

N.O.

DOOR
SENSING
SWITCH

PNK

GRN

GRN

to Oven cavity

GRN

PNK

GRN

2

1

CN-B

BRN

WHT

ORG

RED

GRY

WHT

BLK

RED

COM.

COM.

.

O

.

N

N.O.

1

Y

R

RY2

Y

R

A

D

N

O

C

E

S

K

C

O

L

R

E

T

N

I

Y

A

L

E

R

T1

12

)

T

I

N

U

R

E

W

O

P

(

B

-

N

C

G

R

O

WHT

GRY

ORG

ORG

WHT

GRY

WHT

RED

N

R

B

BLK

AH SENSOR

RED

WHT

1
2

3

CN-F

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