CREMOVING THE DOOR INTERLOCK SWITCHES (Figures 9,10)

(1)Disconnect the wire leads from the interlock switches.

(2)Remove two screws securing the Latch Board.

(3)Make necessary replacements and check microwave energy leakage according to “ADJUSTMENT PROCEDURE” on page 7-12.

Latch Board

Secondary Interlock Switch

WH(from H.V.Transformer)

YL(from Fan Motor)

WH(from Power Cord)

WH(from cooktop lamp)

Monitor Interlock Switch

WH(from H.V.Transformer)

RD(from H.V.Transformer)

Primary Interlock Switch

PK(from P.C.B)

BL(from P.C.B)

Figure 9

Latch Board

Secondary Interlock Switch

Interlock

Monitor Switch

Primary

Interlock Switch

Figure 10

WIRE COLOR

SYMBOL

COLOR

WH

WHITE

BK

BLACK

BR

BROWN

RD

RED

BL

BLUE

PK

PINK

GY

GREY

 

 

N.P.

Not Provided

 

 

7-7

Page 18
Image 18
LG Electronics LMV1825SBQ, MV1825SW service manual Removing the Door Interlock Switches Figures 9,10