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just picked up a used gen 3 Nest I have 6 wires Help!

Mahargllib
Community Member

My Honeywell unit has six wires and a jumper 

Honeywell hookup wires to terminals was like this

Red wire to R with a jumper going to RC

White & Orange wires going to the W

Yellow & Brown wires going to the Y

Blue wire going to the G

Nest wire config needed

I have Yellow to W1

Blue wire to G

Orange wire to OB

Red wire to RC

White wire to W1

Brown wire to C

will not power up!  Help

Bill from Costa Mesa CA.

 

3 REPLIES 3

Patrick_Caezza
Diamond Product Expert
Diamond Product Expert

@Mahargllib 

Post a picture of the original thermostat's wiring here.

 


To ensure that I see your reply, please tag me using @Patrick_Caezza

20250419_145634.jpg20250419_145650.jpg20250419_145919.jpg

HONEYWELL set up