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I am attempting to replace my thermostat I have a trane
I am attempting to replace my thermostat I have a trane weathertron 239 … read more
Tamar D
Tamar D
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Vocational, Technical or Trade School
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I am replacing a Rheem 41-20804-15 thermostat (heat pump)
I am replacing a Rheem 41-20804-15 thermostat (heat pump) with a Honeywell RTH5160D1003. The old Rheem has R=red G=green B=blue Y=yellow X=brown W2&E=white same wire O&L no wire. Please help. … read more
gotoman for ac
gotoman for ac
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I am trying to connect a nest 3rd gen therm from a Ruud
I am trying to connect a nest 3rd gen therm from a Ruud 41-20804-16... can you give me the correct wiring? … read more
Phil
Phil
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GE bay28x139 or bay28x141 upgrade to Honeywell RTH8500.
GE bay28x139 or bay28x141 upgrade to Honeywell RTH8500. Trying to figure out the wiring … read more
BillyHvac
BillyHvac
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I am trying to replace an old mercury thermostat with
I am trying to replace an old mercury thermostat with Honeywell RTH6350D. … read more
airheatman
airheatman
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I have a GE weathertron bay28x139 or bay28x141 and want to
I have a GE weathertron bay28x139 or bay28x141 and want to hook up a Honeywell pro 2 stage stat. I am not sure of the wiring, can you assist me? I see that this exact question was asked on this web pa… read more
gotoman for ac
gotoman for ac
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I have a ge weathertron bay28x139 or bay28x141 and want to
I have a ge weathertron bay28x139 or bay28x141 and want to hook up a Honeywell pro 2stage thermostat th6220d1028 not sure about wire it up can you asst? … read more
Brian HVAC Guy
Brian HVAC Guy
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Replacing a weathertron bay28x139 or bay28x141 with a
replacing a weathertron bay28x139 or bay28x141 with a white-rodgers 1F86-244. after matching all colors from the old weathertron to the new white-rodgers I have two extra wires. (black that it was con… read more
airheatman
airheatman
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, I have a RUUD UBHC-14J11NFD which I'm hooking up to a
I have a RUUD UBHC-14J11NFD which I'm hooking up to a Nest thermostat, replacing an old Honeywell t-stat. Have a question on the wiring. … read more
airheatman
airheatman
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I had an older thermostat and a heat pump system. I wired it
I had an older thermostat and a heat pump system. I wired it the way I thought it should go but it wont actually blow heat when i turn it on. There was no O wire, only a blue wire. And the new thermos… read more
jHVAC
jHVAC
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Im replacing a Rudd 41-20804-16 with an Honeywell RTH7400/RTH7500
I'm replacing a Rudd 41-20804-16 with an Honeywell RTH7400/RTH7500 series. I have a heat pump system. The Rudd is wired as follows: Green -G, Red- R, Blue-B, Yellow-Y, White -W2, Brown - X and Black -… read more
V12Tech
V12Tech
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In switching from a Weathertron BAY28X139/141 to a Venstar
In switching from a Weathertron BAY28X139/141 to a Venstar T5800, would the "W" on the weathertron correspond to W2 on the Venstar, and would the "X2" correspond to "W3"? I know that on the weathertro… read more
gotoman for ac
gotoman for ac
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I just replaced my Weathertron BAY28X139 or BAY28X141 thermostat
I just replaced my Weathertron BAY28X139 or BAY28X141 thermostat with a RTH7600D. The Fan runs (off/on/auto) but on "Cool" setting the air is HOT. Here is the wiring I did. Old Wiring to New R-Red-R O… read more
gotoman for ac
gotoman for ac
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Gafternoon- Im trying to replace a weathertron baystat239a
G'afternoon- I'm trying to replace a weathertron baystat239a thermostat with a lux atx9100e. I need the wiring diagram for the weathertron, can you help me with wire definitions? thank you… read more
gotoman for ac
gotoman for ac
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I am having an issue with my Rheem RBHC-17J14SFD model heat
I am having an issue with my Rheem RBHC-17J14SFD model heat pump connected to a 41-20804-15 Rheem thermostat. It seems to continually pump heat even when in the cool setting. I cannot find a diagram t… read more
BillyHvac
BillyHvac
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I have a Reem 41-20804-15 thermostat and I want to replace
I have a Reem 41-20804-15 thermostat and I want to replace it. The wiring labels on each have different codes (the new thermostat is a Hunter 44668) Do you know what the equivelent codes are? Reems R,… read more
Richard
Richard
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I have a GE Weathertron thermostat. When I remove the cover
I have a GE Weathertron thermostat. When I remove the cover it says for BAY28X139 or BAY28X141. I wanted to replace it with a Honeywell heat pump programable thermostat. However, the wire codes (lette… read more
Mark Henley
Mark Henley
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Replacing a thermostat (bay28x139/141) for a 25 y.o. Trane
Replacing a thermostat (bay28x139/141) for a 25 y.o. Trane Heatpump. The old Weathertron has 7 different colored wires but the new Hunter (44260) has only 5 terminals. Do you have a conversion chart t… read more
Rick Mather
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Meet the Experts:

Rick Mather

Rick Mather

HVAC Technician

3,133 satisfied customers

35 years experience, HVAC

Matthew

Matthew

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Brian HVAC Guy

Brian HVAC Guy

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I have been an HVAC/R mechanic/technician for 30+ years.

Kenton Guidry

Kenton Guidry

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Tom

Tom

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A-1 Tech

A-1 Tech

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Jerry

Jerry

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Disclaimer: Information in questions, answers, and other posts on this site ("Posts") comes from individual users, not JustAnswer; JustAnswer is not responsible for Posts. Posts are for general information, are not intended to substitute for informed professional advice (medical, legal, veterinary, financial, etc.), or to establish a professional-client relationship. The site and services are provided "as is" with no warranty or representations by JustAnswer regarding the qualifications of Experts. To see what credentials have been verified by a third-party service, please click on the "Verified" symbol in some Experts' profiles. JustAnswer is not intended or designed for EMERGENCY questions which should be directed immediately by telephone or in-person to qualified professionals.

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