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Question

I just installed a Honeywell RTH5100B thermostat. I get hot air in both Function 2 settings? What am I doing wrong? I have a heat pump.

Submitted: 144 days and 5 hours ago.

Category: HVAC

Value: $9

Status: AWAITING CUSTOMER ACTION

Posted by Rick Mather 144 days and 5 hours ago.

Answer

Did you connect the wiring as shown on page 11 & 12 of this manual and read and follow the triangle notes

http://customer.honeywell.com/techlit/pdf/69-0000s/69-1926EF.pdf

144 days and 5 hours ago.

Reply

Yes I did

Posted by Rick Mather 144 days and 5 hours ago.

Answer

Well the reversing valveis not switching I get right back to you reading

Did you set function 1 to heat pump

Edited by Rick Mather on 7/1/2009 at 12:23 AM

144 days and 5 hours ago.

Reply

Thanks

Posted by Rick Mather 144 days and 5 hours ago.

Answer

Also check what it says on page 24

144 days and 5 hours ago.

Reply

Yes, I switched it heaternstill on in both modes............. haven't been able to try heater, temp over 90

Posted by Rick Mather 144 days and 5 hours ago.

Answer

Well there is sometime wrong with the reversing valve wiring and the configeration of the function's

144 days and 5 hours ago.

Reply

It was working fine before I changed it, it is also running in the off mode as well, just relized this

Posted by Rick Mather 144 days and 5 hours ago.

Answer

The unit running in off mode then wiring is shorted somewhere

144 days and 5 hours ago.

Reply

when I remove the control panel it turns off

Posted by Rick Mather 144 days and 5 hours ago.

Answer

Not sure what you disconnected the wiring from control panel

144 days and 4 hours ago.

Reply

when I remove the detachable control panel it shuts off

Posted by Rick Mather 144 days and 4 hours ago.

Answer

Well that would make sense what about if you remove the thermostat wiring does it shut of then least that will tell us which way the short is try the R terminal first

144 days and 4 hours ago.

Reply

I went and looked at the wiring on the control panel the orange wire is attached to the O terminal and the white is attached to the W... should I attach the orange wire to the O on the thermastat

Posted by Rick Mather 144 days and 4 hours ago.

Answer

Yes it should be the same as the control board and I think you just found your problem

144 days and 4 hours ago.

Reply

we will see in a minute

Posted by Rick Mather 144 days and 4 hours ago.

Answer

OK fingers are crossed

144 days and 4 hours ago.

Reply

That was it, thanks for helping work through it

Accepted Answer

Anytime and thank you for your Accept ahead of time

Accepts:
Expert:	Rick Mather
Pos. Feedback:	96.2 %
Answered:	7/1/2009

HVAC Technician

35 years experience, HVAC

Posted by Rick Mather 144 days and 4 hours ago.

Answer

Thanks for the Accept and please post positive feedback if you have not done so already

Edited by Rick Mather on 7/1/2009 at 1:36 AM

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HVAC

Have your own HVAC question?

Question

I just installed a Honeywell RTH5100B thermostat. I get hot air in both Function 2 settings? What am I doing wrong? I have a heat pump.

Answer

Did you connect the wiring as shown on page 11 & 12 of this manual and read and follow the triangle notes http://customer.honeywell.com/techlit/pdf/69-0000s/69-1926EF.pdf

Reply

Yes I did

Answer

Well the reversing valveis not switching I get right back to you reading Did you set function 1 to heat pumpEdited by Rick Mather on 7/1/2009 at 12:23 AM

Reply

Thanks

Answer

Also check what it says on page 24

Reply

Yes, I switched it heaternstill on in both modes............. haven't been able to try heater, temp over 90

Answer

Well there is sometime wrong with the reversing valve wiring and the configeration of the function's

Reply

It was working fine before I changed it, it is also running in the off mode as well, just relized this

Answer

The unit running in off mode then wiring is shorted somewhere

Reply

when I remove the control panel it turns off

Answer

Not sure what you disconnected the wiring from control panel

Reply

when I remove the detachable control panel it shuts off

Answer

Well that would make sense what about if you remove the thermostat wiring does it shut of then least that will tell us which way the short is try the R terminal first

Reply

I went and looked at the wiring on the control panel the orange wire is attached to the O terminal and the white is attached to the W... should I attach the orange wire to the O on the thermastat

Answer

Yes it should be the same as the control board and I think you just found your problem

Reply

we will see in a minute

Answer

OK fingers are crossed

Reply

That was it, thanks for helping work through it

Accepted Answer

Anytime and thank you for your Accept ahead of time

Answer

Thanks for the Accept and please post positive feedback if you have not done so alreadyEdited by Rick Mather on 7/1/2009 at 1:36 AM

Related HVAC Questions

Did you connect the wiring as shown on page 11 & 12 of this manual and read and follow the triangle notes

http://customer.honeywell.com/techlit/pdf/69-0000s/69-1926EF.pdf

Well the reversing valveis not switching I get right back to you reading

Did you set function 1 to heat pump

Edited by Rick Mather on 7/1/2009 at 12:23 AM

Thanks for the Accept and please post positive feedback if you have not done so already

Edited by Rick Mather on 7/1/2009 at 1:36 AM