LG LRE30451SW Service Manual page 56

30” freestanding electric range

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Main oven sensing error

Check for loose connector.

(Front) (main PCB CN6)

CN6

Inspect connector pin solder of CN6 (Back) (main PCB CN6)

F-CODE FLOW CHART

F-3, F-4 error

and look for harness terminals damaged or not

Remove the main PCB (002A) harness

and pull the PCB (002A) forward from the PCB case

Back

CN6

Repair and fix

Yes

Check for loose connector

(main PCB CN6)

Normal?

Yes

※ If pin solder is cracked,

repair and re-use

Cracked?

Yes

END

7-6

Reconnect and

replace the bad harness

END

Replace

END

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