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"Need help w/replacing thermostat " , posted Fri 7 Mar 14:23

Am trying to replace Nordyne 903993 Type 1C26-123 thermostat with Honeywell RTH230B 230B1006 Thermostat--old nordyne cover does not have labels designating Rh Rc W Y or G-- Nordyne has color red, yell ... read more

Abbeyg

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Replies (1)
Re(1):Need help w/replacing thermostat - oldmangobles
 

"Increasing Bathroom Ventilation " , posted Fri 7 Mar 14:12

We have a 21 year old home with a built in HVAC system from Engineering Development. Unfortunately they are no longer in business so I can't get their help.While the built-in system has worke ... read more

Mike in AK

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Replies (2)
Re(1):Increasing Bathroom Ventilation - northernfitter
Re(1):Increasing Bathroom Ventilation - Freon
 

"1951 Frigidaire repair? " , posted Fri 7 Mar 12:02

Hello out there. Just discovered the site while looking for parts for my Frigidaire dated 1951. Some time before I bought the frige someone had modified it with a newer thermostat and has replaced t ... read more

keithcady

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Replies (2)
Re(1):1951 Frigidaire repair? - learner
Re(1):1951 Frigidaire repair? - Freon
 

"Trane XE 1200 Heat Pump " , posted Fri 7 Mar 11:20

I have a Trane XE 1200 Heat Pump and am trying to install a programmable Honeywell RTH7500 thermostat and have an extra wire. The previous thermostat was a manual Trane. I connected the Blue wire to t ... read more

oleegarza

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Replies (0)  

"Carrier Furnace Wont Ignite " , posted Fri 7 Mar 11:19

My gas furnace sparks but wont ignite consistantly. It usually happens at night after we turn down the thermostat. Eventually after multiple system resets the pilot will light and the fans will kick ... read more

TGS

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Replies (1)
Re(1):Carrier Furnace Wont Ignite - oldmangobles
 

"Amman 80 Furnace Troubleshoot " , posted Fri 7 Mar 08:41:

I have a Ammana 80 (1990) with a WR 50E47-170 ignition controller. (Programable thermostat) Occasionally in the morning,the furnace does not light off however, the blower is running. The red light on ... read more

CaptnLimo

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Replies (1)
Re(1):Amman 80 Furnace Troubleshoot - justsomeguy
 

"Blower Motor " , posted Fri 7 Mar 07:13

I have place two blower motor cages on my unit and now it has to be replaced again and cant find serial number on unit to make sure they gave me the right motor or the right cage for it, what am i doi ... read more

jimmyrenee

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Replies (0)  

"adding freon in winter " , posted Thu 6 Mar 22:06

a while back someone put on here how to correctly chrge freon in the winter would someone care to do this again for me step by step id like to write it in my notes..new at this winter time thing thank ... read more

tnhvactech

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Replies (4)
Re(1):adding freon in winter - justsomeguy
Re(1):adding freon in winter - bigglenn357
Re(1):adding freon in winter - Freon
Re(2):adding freon in winter - tnhvactech
 

"FURNACE RUNS FINE, CUTS OFF USUALLY OVERNIGHT " , posted Thu 6 Mar 19:05

I HAVE A DAYTON GAS FURNACE IN MY ATTIC. IT RUNS FINE FOR A FEW HOURS AND THEN CUTS OFF. I HAVE TO GO UP IN THE ATTIC (WHICH IS NOT EASY) AND HIT THE RESET BUTTON JUST FOR A FEW HOURS OF HEAT. WHY IS ... read more

bigell

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Replies (4)
Re(1):FURNACE RUNS FINE, CUTS OFF USUALLY OVE - cubstakeseries
Re(2):FURNACE RUNS FINE, CUTS OFF USUALLY OVE - bigell
Re(3):FURNACE RUNS FINE, CUTS OFF USUALLY OVE - justsomeguy
Re(2):FURNACE RUNS FINE, CUTS OFF USUALLY OVE - tom446
 

"FURNACE RUNS FINE, CUTS OFF USUALLY OVERNIGHT " , posted Thu 6 Mar 19:03

I HAVE A DAYTON GAS FURNACE IN MY ATTIC. IT RUNS FINE FOR A FEW HOURS AND THEN CUTS OFF. I HAVE TO GO UP IN THE ATTIC (WHICH IS NOT EASY) AND HIT THE RESET BUTTON JUST FOR A FEW HOURS OF HEAT. WHY IS ... read more

bigell

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Replies (0)  

"Intertherm blower won't turn on " , posted Thu 6 Mar 18:12

My husband replaced our t-stat with a new programmable Honeywell, and the AC works great (calls for air, turns on, blower starts a few seconds later,) but when the t-stat calls for heat, I can hear th ... read more

aevolker

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Replies (9)
Re(1):Intertherm blower won't turn on - yuri
Re(2):Intertherm blower won't turn on - aevolker
Re(3):Intertherm blower won't turn on - tom446
Re(4):Intertherm blower won't turn on - aevolker
Re(5):Intertherm blower won't turn on - tom446
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"Pilot light goes out. cnt find brand name " , posted Thu 6 Mar 17:01

I have an older furnace in my home. The pilot light goes out constantly and fills home with gas. I have info on the furnace but not brand name to get specific help for parts. mcquay-norris (not sure w ... read more

cmill454

user profile

Replies (3)
Re(1):Pilot light goes out. cnt find brand - cubstakeseries
Re(1):Pilot light goes out. cnt find brand - bigglenn357
Re(2):Pilot light goes out. cnt find brand - tom446
 

"Trane doesn't measure up " , posted Thu 6 Mar 10:53

I listened to the advise and bought a Trane XL80 installed Nov. 2005. It just got its second circuit board replaced in two years! I had to pay $266 just for the labor! The installer, Donnelly Furnace ... read more

frugalgramma

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Replies (3)
Re(1):Trane doesn't measure up - willsmith597
Re(1):Trane doesn't measure up - Freon
Re(2):Trane doesn't measure up - HankBuck
 

"never mind " , posted Wed 5 Mar 22:14:

:P ... read more

northernfitter

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Replies (0)  

"thermostat " , posted Wed 5 Mar 21:12

I have a Trane Weathertron baystat240 3AAT80B1A1 thermostat and would like to replace it with a Hunter model #44155c. The wires on the old stat are as follows:R= RedT= BrownO= Orangeread more

lbgheel

user profile

Replies (5)
Re(1):thermostat - Houston204
Re(2):thermostat - lbgheel
Re(3):thermostat - Houston204
Re(4):thermostat - lbgheel
Re(5):thermostat - Houston204
 

"Control Transformer Problems " , posted Wed 5 Mar 20:21

Hello:I need your help!Let me preface this by saying I’m not an HVAC guy but I do have some “sparky” experience.I have a Bryant heat pump/electric furnace that’s driving nuts. The con ... read more

DeanP

user profile

Replies (4)
Re(1):Control Transformer Problems - DeanP
Re(1):Control Transformer Problems - bigglenn357
Re(1):Control Transformer Problems - Houston204
Re(2):Control Transformer Problems - heatpumpguy
 

"Marchvac Inside Please " , posted Wed 5 Mar 19:35

Going to try send you some more of our friggin cold weather. Going down to -28 deg C tonite.Next time you are at Lennox ask your district manager/rep for a copy of "DaveNet Unplugged". All the ... read more

yuri

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Replies (4)
Re(1):Marchvac Inside Please - marchvac
Re(2):Marchvac Inside Please - marchvac
Re(3):Marchvac Inside Please - yuri
Re(3):Marchvac Inside Please - heatpumpguy
 

"Heat pump unit cools/ no heat other than Emrg " , posted Wed 5 Mar 07:31

I just bought a house with a Payne heat pump. The Amana Thermostat is a mercury type, two stage heat/one cool. In cool mode the outdoor unit runs fine including compressor. In heat mode, only Hi Te ... read more

GeeZer

user profile

Replies (2)
Re(1):Heat pump unit cools/ no heat other tha - bigglenn357
Re(1):Heat pump unit cools/ no heat other tha - cubstakeseries
 

"Closing 2nd Floor Vents? " , posted Wed 5 Mar 07:11

My parents live in a 2 story home but have a bedroom on the first floor. They are using the first floor bedroom exclusively since it is getting hard for them to climb the stairs. My question is can ... read more

George P

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Replies (2)
Re(1):Closing 2nd Floor Vents? - amech
Re(2):Closing 2nd Floor Vents? - Freon
 

"Carrier 58pav Fan won't shut off " , posted Tue 4 Mar 20:32

I have a carrier 58PAV furnace about 7 years old.The fan will not turn off.The red led is flashing code 33.Also it did not heat when turned on. ... read more

Helpless

user profile

Replies (2)
Re(1):Carrier 58pav Fan won't shut off - Helpless
Re(1):Carrier 58pav Fan won't shut off - Houston204
 

"Direct venting questions " , posted Tue 4 Mar 19:59

I'm new to direct venting. Installer ran two 2" white PVC pipes through wall. They stick out about a foot and are nothing but the pipe. Looks like crap basically. Is there any better solution? ... read more

mike4575

user profile

Replies (2)
Re(1):Direct venting questions - Lou Lopasco
Re(1):Direct venting questions - tinner73
 

"Inducer moter not coming on " , posted Tue 4 Mar 17:14

I have a Comfortator C8MPN. The heater just stop working. I am getting a diag code of 3 on the Smart Gas Valve. Which points to a pressure switch. I replaced it and it still flashes the 3 time. I repl ... read more

Fix it my self

user profile

Replies (3)
Re(1):Inducer moter not coming on - cubstakeseries
Re(2):Inducer moter not coming on - Fix it my self
Re(3):Inducer moter not coming on - Freon
 

"Lennox Heat Pump In Service Mode " , posted Tue 4 Mar 17:07

A/C blows cold, heat only works off the emergency coils. any suggestions on how to diagnose? ... read more

joey1476

user profile

Replies (3)
Re(1):Lennox Heat Pump In Service Mode - cubstakeseries
Re(2):Lennox Heat Pump In Service Mode - JOEY1476
Re(3):Lennox Heat Pump In Service Mode - cubstakeseries
 

"converting from split to package " , posted Tue 4 Mar 16:41

My 11 yr old Trane XE1100 3.5 ton unit is shot. Compressor has quit because interior coil is leaking freon and Trane guy says replace whole thing. My brother tells me that he converted his split sys ... read more

midsouth

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Replies (2)
Re(1):converting from split to package - midsouth
Re(2):converting from split to package - yuri
 

"thermostat " , posted Tue 4 Mar 16:37

I've got a customer that wants a Protech model 520 thermostat (digital heat pump). Anyone know who makes that stat and where I might find one? I can't find anything that matches that name on the net ... read more

dburt

user profile

Replies (1)
Re(1):thermostat - tom446
 

"Bryant Heat Exchange Failures " , posted Tue 4 Mar 12:56

I am hoping that someone with some HVAC knowledge can help me. Basically, I have a home with split furnaces & I have had the bad luck of having 2 heat exchange failures with my furnaces. My unit in ... read more

momof3kids

user profile

Replies (1)
Re(1):Bryant Heat Exchange Failures - Freon
 

"Question for techs, from tech " , posted Tue 4 Mar 09:16

I am being sent out to verify a bad blower motor on a Thermopride CHX1-75N natural gas furnace, 4 years old. I obtained an ECM troubleshooting guide from Thermopride. What is interesting to me, is tha ... read more

Lou Lopasco

user profile

Replies (2)
Re(1):Question for techs, from tech - Lou Lopasco
Re(2):Question for techs, from tech - northernfitter
 

"A few issues with Concord 90 Plus " , posted Tue 4 Mar 06:43

First off I think I accidentally put out the pilot. Not sure how to restart it.Secondly, this morning the house was cold. When setting the Noma thermostat, you can hear the thermostat click an ... read more

ve3tmt

user profile

Replies (13)
Re(1):A few issues with Concord 90 Plus - ve3tmt
Re(2):A few issues with Concord 90 Plus - Lou Lopasco
Re(3):A few issues with Concord 90 Plus - ve3tmt
Re(4):A few issues with Concord 90 Plus - cubstakeseries
Re(5):A few issues with Concord 90 Plus - ve3tmt
read more
 

"Gas Furnace wont fire up " , posted Tue 4 Mar 05:34

Need help with troubleshooting my gas furnace. Gas furnace will not turn on -- here are the symptoms:1) gas furnace responds to thermostat2) pilot becomes lit (i.e. ignition clicks as wel ... read more

nvrsmooth

user profile

Replies (3)
Re(1):Gas Furnace wont fire up - Lou Lopasco
Re(2):Gas Furnace wont fire up - nvrsmooth
Re(3):Gas Furnace wont fire up - cubstakeseries
 

"oily drip from gas furnace vent hood/flu duct " , posted Mon 3 Mar 23:40

I have an old gas furnace hot water system with a vent hood on top of the furnace connecting into the chimney flu. There is a an oily substance starting to drip from the connection of the vent hood a ... read more

riggerjohn1952

user profile

Replies (0)  

"Honeywell RHC3100C connection help " , posted Mon 3 Mar 22:55

I am not sure what the old model was but the colors and wire went like this:O-ORANGEW2-WHITEE-BLACKG-GREENR-REDY-YELLOWC(I THINK IT IS C, MAYBE B)-BLUEThe new h ... read more

emilyclay

user profile

Replies (4)
Re(1):Honeywell RHC3100C connection help - Houston204
Re(2):Honeywell RHC3100C connection help - Houston204
Re(3):Honeywell RHC3100C connection help - emilyclay
Re(4):Honeywell RHC3100C connection help - Houston204
 

"Comformaker not working anymore " , posted Mon 3 Mar 22:00

I have a Comformaker A/C and gas furnace. Out of the blue it just stop working. Now I currently have no heat and no air. What could the problem be? ... read more

Edrock

user profile

Replies (6)
Re(1):Comformaker not working anymore - Houston204
Re(2):Comformaker not working anymore - Edrock
Re(3):Comformaker not working anymore - Houston204
Re(4):Comformaker not working anymore - Edrock
Re(5):Comformaker not working anymore - Edrock
read more
 

"Honeywell CT3611 non heat oump wiring " , posted Mon 3 Mar 16:42:

I need help wiring a Honeywell CT3611 in place of a Hunter 44550. The system is not a heat pump system, but rather a convention central air and heat unit with electric heating. This is what I have:< ... read more

darrink

user profile

Replies (7)
Re(1):Honeywell CT3611 non heat oump wiring - darrink
Re(2):Honeywell CT3611 non heat oump wiring - theduke03
Re(3):Honeywell CT3611 non heat oump wiring - darrink
Re(4):Honeywell CT3611 non heat oump wiring - Houston204
Re(5):Honeywell CT3611 non heat oump wiring - darrink
read more
 

"Amana air command 90 " , posted Mon 3 Mar 10:30:

Have just replaced the ignitor in this furnace an Amana air command 90, still having some issues, believe that flame sensor may be the cause for the previous ignitor failure, need to know how to find ... read more

AJR

user profile

Replies (1)
Re(1):Amana air command 90 - marchvac
 

"1 tech to another propane heat ? " , posted Mon 3 Mar 06:25:

I have an intertherm lp furnace in my home and I will say just ok with trouble shooting it,so I know my neighbors to the north can help,in the past I have had to replace control board,bad fan relay,la ... read more

bigglenn357

user profile

Replies (2)
Re(1):1 tech to another propane heat ? - static
Re(2):1 tech to another propane heat ? - bigglenn357
 

"Blower Motor Ground or Sensor Rod (probe) " , posted Mon 3 Mar 06:16:

HiI have a 4 years old York Diamond-80 furnace/ac unit. Its blower motor(1HP) went bad and was replaced under warranty by contractor who installed the unit when the home was build.When the mec ... read more

Dhaniyal

user profile

Replies (3)
Re(1):Blower Motor Ground or Sensor Rod (prob - Freon
Re(2):Blower Motor Ground or Sensor Rod (prob - dhaniyal
Re(3):Blower Motor Ground or Sensor Rod (prob - Freon
 

"Rheem heat pump Model #RPFB - 024JAS manual " , posted Sun 2 Mar 22:05

My customer has a Rheem heat pump Model #RPFB - 024JASserial number 4384 heat pump with gas backup. The problem is the outside unit fan cut in cut off always (every 5 seconds), I think it ... read more

roger_rhou

user profile

Replies (2)
Re(1):Rheem heat pump Model #RPFB - 024JAS ma - bigglenn357
Re(2):Rheem heat pump Model #RPFB - 024JAS ma - roger_rhou
 

"Carrier oil pump " , posted Sun 2 Mar 20:05:

Justed serviced a old Carrier oil furnace Model 58hy106 , the nozzle was gummed up so I changed it and installed a fuel oil line filter on the inlet side line of the oil pump (2 lines buried tank). It ... read more

semoracoondog

user profile

Replies (3)
Re(1):Carrier oil pump - bigglenn357
Re(2):Carrier oil pump - oldmangobles
Re(3):Carrier oil pump - semoracoondog
 

"furnace ignoring thermostat set point " , posted Sun 2 Mar 19:17

[posted this to HVAC, this seems like a better place, sorry for the duplicate]I've had the following problem for 15 years and finally bought a new thermostat, and it didn't solve the problem.< ... read more

amyhughes

user profile

Replies (4)
Re(1):furnace ignoring thermostat set point - Freon
Re(2):furnace ignoring thermostat set point - amyhughes
Re(1):furnace ignoring thermostat set point - justsomeguy
Re(2):furnace ignoring thermostat set point - amyhughes
 

"York furnace wont work " , posted Sun 2 Mar 17:12

I have a York Diamond 80 furnace that is about 6 yrs old. It is just blowing cold air. The ignitor does not even try to heat up. The LED blinks 4 times indicating "High Aux. or Spill limit switch open ... read more

lehiclint

user profile

Replies (2)
Re(1):York furnace wont work - justsomeguy
Re(1):York furnace wont work - static
 
 
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