"Need Help--Honeywell T86111 heat pump thermos " , posted Thu 6 Nov 21:23

I need help! I have a Honeywell T86111 Heat pump thermostat and a trane xe1000 heat pump unit. We have only been in the house a couple of months now and we are struggling to control bills. I turned th ... read more

qualityqueen

"Trane xv 80 won't stay lit " , posted Thu 6 Nov 19:27

My unit is 5 years old. The unit fires up just fine but after 3 sec. it shuts off the gas, the blower keeps running though. I need heat tonight please help. ... read more

bvsharris1

"Amana Induced Draft Blower doesn't run... " , posted Thu 6 Nov 13:43

Hi all, hopefully someone can help me here. I have an Amana roof mounted package unit, model #APG13360701AA. The heater stopped working and the light in the control panel flashes twice for "open pre ... read more

markusj

"Is this a bad thermal ignitor? 9 flashes " , posted Thu 6 Nov 11:16

Working on a Trane XR 90. When thermostat kicks on, the blower runs but furnace does not ignite even after 10 or so minutes of running. The alert light flashes 9 times....indicating bad thermal ignit ... read more

bstoff

"Holly - Narrowall Model 255 D (25,000BTU) " , posted Wed 5 Nov 20:16

Hello,This wall furnace works fine with the exception of the gasket above the heat exchanger. There are 2 of them and they look like white cotton. One of them lost part of it. Do you know where ca ... read more

us082154

"gas valve " , posted Wed 5 Nov 19:05

i have a whiterogers 36e36-304 it has three double spade terminals M1 C2 P3 to replace a five wire valve carrier ef32cb198 need help wiring or was i mislead when they said this was the right unit ... read more

pitstop1

"RTH8500 and Q674F subbase " , posted Tue 4 Nov 21:42

I have this wiring on my old Q674F subbase:Red to ROrange to OYellow to YGreen to GWhite to W2Brown to EBlue to XBlack to SI just bought a RTH8500 p ... read more

ferron2110

"heat pump noise " , posted Tue 4 Nov 20:37

heat pump makes weird noise after it shuts off. only in heat mode. doesnt appear to be compressor or fan ... read more

overdrive

"Connecting HE360 to furnace " , posted Tue 4 Nov 17:11

Can a Honeywell HE360 humidifier and humistat be attached directly to a gas furnace? I have two yellow wires from the humidifier and 2 black wires from the humidistat and need know how to wir ... read more

bobkcolo

"Anybody can give me a budget. " , posted Mon 3 Nov 19:20

I just moved to my new home. It was built in 1955. It has a old furnace for heating. I would like to update it because of the soaring gas price.I am going to update the electric entry panel fr ... read more

sigmawave

"Lennox Whisper Heater won't ignite. " , posted Mon 3 Nov 16:14

I have a Lennox Whisper heater and it won't ignite. The only way I can get it to ignite is to fan the front of the heater.The vent opensThe firing mechanism makes a "clicking" noiseaf ... read more

threetwoone

"Honeywell 90+ problem (I think) " , posted Mon 3 Nov 16:13

this weekend I had an issue with the furnace not coming on, a Honewell 90+ with a SV9541M smart valve. I tracked it down to the pressure switch vacuum hose, ( nice flow chart, helps a lot) replaced it ... read more

jfevans

"Minimum Duct velocity - residential " , posted Mon 3 Nov 15:38

I am working on an optimized residential duct design usign Manual D equivilant friction method.All ducts are located in the same space that is being conditioned (basement). I will have some r ... read more

shorton

"HELP...no heat! " , posted Mon 3 Nov 02:01

I put in a new Hunter thermostat...I got the help I needed with the hookup. I'm sure that I put all the wires in the right locations, but the heater will not turn on.What is my next st ... read more

mikeberg

"I need HELP ASAP...installing thermostat " , posted Sun 2 Nov 23:43

I just purchased the Hunter Thermostat model #44860, which is replacing an old manual Honeywell thermostat.This is my issue, I have for the most part installed the new thermostat, but there is ... read more

mikeberg

"Ideal cross sectional area for return air on " , posted Sun 2 Nov 19:12

I would greatly appreciate advice on the ideal cross sectional area of a wall mounted air intake grill/duct which will be is feeding directly through a wall into a Lennox 16-28 or 20-28 PureAir unit w ... read more

critterdoc

"carrier 58STA gas furnace not starting up " , posted Sun 2 Nov 15:06

HelloI have a Carrier 58STA070-12 gas furnace that will not start up properly. It was installed in the spring of 2005 and was working properly at the end of the last heating season. When hea ... read more

philso

"Problem with HONEYWELL RTH7400 thermostat. " , posted Sun 2 Nov 06:40

I bought a RTH7400 thermostat to replace the old manul one.My heating system is a very old oil furnace. After I set up the temperature on the thermostat, For example 20 degrees in the even ... read more

sigmawave

"Coleman Evcon " , posted Sat 1 Nov 18:35

I have a coleman evcon model DGA070BDD. The fans come on when ever it wants to I have had the board changes. It still does the same thing. It will blink out 5 flashes. saying gas valve engergize,no he ... read more

kswavey

"No Thermostat " , posted Sat 1 Nov 13:59

Buying an home and the past owner took the theromstat (cut it off the wall) wires not marked. Plan to install a hunter 44860 on a Rheem RRKA unit. How do I determine what wires to mark correctly for c ... read more

gstuck

"empire floor furnace headache " , posted Sat 1 Nov 09:16

Need some help with a empire floor furnace.Replaced generator,gas valve,and 2 wire. piliot lights you call for heat will not fire the burner.Tryed jumping t-stat,checked 2 roll outs both are ohming ou ... read more

jayman

"AC problems " , posted Fri 31 Oct 18:56

HELP!I am chief engineer aboard a large Motor Yacht and I am having problems with the air conditioning aboard the vessel and would like some guidance in troubleshooting this system. The basic equi ... read more

teeks

"York Stellar Plus won’t ignite " , posted Fri 31 Oct 17:45

York Stellar Plus won’t igniteNatural gas furnace, 12 years old, small, only heats 2 rooms, photo with upper part door open here:http://members.cox.net/obryskin/image/P1020401.jpg ... read more

PURcKI

"blower motor " , posted Fri 31 Oct 17:24

i need to change the blower motor on a york, model p3hua12n06401c, what is the procedure ... read more

gnzls21

"HELP....I need to install a Hunter Thermostat " , posted Fri 31 Oct 12:15

I'm trying to install a new Hunter Thermostat model#44668. I have eight wires coming out of the wall, and the new thermostat only has seven connections and all of the lettering does not match up.< ... read more

mikeberg

"Installing RTH7000 Thermostat " , posted Fri 31 Oct 10:35

I have 2 heat-cooling zones and have installed 2 RTH7500 thermostats. The downstairs thermo works fine, both heating and cooling, but the upstairs doesn't function either way, no heating or cooling.< ... read more

cenolar

"help Carrier 8000 Weathermaker furnace " , posted Fri 31 Oct 00:36

I really need help with my furnace. Carrier 8000 weathermaker.Please reply soon as i have no heat in the house. Please see my post on October 22, 2008. Thanks so much and I am looking forward t ... read more

kital

"DurkeeSox flexible duct(flexilbe ducting) " , posted Fri 31 Oct 00:12

DurkeeSox fabric duct,it can also name fabric air duct,textile duct,textile ventilation,fabric ductwork,fabric air diffusion system,flexible air duct,fabric air diffuser,sock duct,softduct,etc.
read more

baby9114

"Rheem Imperial 90 Plus - 1993 " , posted Thu 30 Oct 22:53

Rheem Imperial 90 plus - I have a problem where the unit locks out. i've had servicemen in here many times and no one has resolved the problem and $900 later no change. they've change gas valves, Cl ... read more

garcimar

"carrier heat pump " , posted Thu 30 Oct 11:45

can any one tell me what size my heat pump is carrier model #50HS-024-311 thank you ... read more

twcord

"Gas Pack + Heat Pump thermostat install " , posted Thu 30 Oct 08:29

I want to do a DIY replacement of a 9 yr old thermostat that is not very accurate. I have a Heil Gas pack on 1st floor (electric A/C and gas furnace). On the second floor I have an electric he ... read more

DIYgal

"breaker keeps triping " , posted Thu 30 Oct 06:53

heating unit run 20 min and then trips breaker. i can turn the breaker right back on and it will do the same thing again ... read more

kealen

"want to get into HVAC industry " , posted Wed 29 Oct 23:27

I'm a welder/fabricator and getting bored with it and the money is not that great here in south TX. I am thinking of getting into the HVAC industry. I'm 37 married and 2 young kids, so even night clas ... read more

rickbrk

"want to get into HVAC industry " , posted Wed 29 Oct 23:26

I'm a welder/fabricator and getting bored with it and the money is not that great here in south TX. I am thinking of getting into the HVAC industry. I'm 37 married and 2 young kids, so even night clas ... read more

rickbrk

"Need help with wiring heatpump with backup " , posted Wed 29 Oct 21:17:

Hi,I need some help. How do I wire my thermostat or heat pump so that it will use my oil boiler as backup? The duct work has a radiator heat exchanger all plumb into my boiler. I would ... read more

Falconrunner

"Heat exchanger " , posted Wed 29 Oct 19:57

How do you know if you have a bad heat exchanger, what is usual cost to replace..? ... read more

rpf01

"lp to natural gas conversion on leenox g14 " , posted Wed 29 Oct 15:36

how to install conversion kit for lp to natural gas ... read more

vanahn79

"lp to natural gas conversion on leenox g14 " , posted Wed 29 Oct 15:36

... read more

vanahn79

"evaporators " , posted Wed 29 Oct 12:16

Can someone please tell me the differences between evaporators? Static, plate, w/fans ... read more

cm121280

"Honeywell RTH8500 & Carrier 58PAV " , posted Wed 29 Oct 10:45:

Hi there,I'm just wondering what system type my Carrier 58PAV is? I need to know this and to program the thermostat RTH8500 Programming the thermostat, for functions 170,180 and 190,I have to select o ... read more

cosinf

"Problem with Intertherm Unit " , posted Wed 29 Oct 08:50

I am having a problem with my Intertherm Hvac Unit. It is not a Heat pump unit. It has Electric strip heating in the Air Handler. When the t-stat is on Heat and fan is on automatic, the fan never c ... read more

JohnDeere4020

"Heat Pump questions " , posted Wed 29 Oct 06:20

Hey guys.. couple of questions about "how" heat pumps should operate in cooler weather. first of all I have 2 heat pumps, both are brand new 18 seer Air Ease systems, everything new, from outside com ... read more

RPFINGSTEN

"Rheem RRKA " , posted Wed 29 Oct 01:49:

Hello, I have a Rheem RRKA that seems to ignite but only runs for a few minutes but then cuts off. It never seems to ignite fully but maybe just a few of the burners are running. The only reason I thi ... read more

thomasenglish3

"Siegler Gas Heater Part Needed " , posted Tue 28 Oct 22:06

Hello, looking to find a control switch (three speeds) for the blower on a Siegler Gas Heater.Can someone point me in the right direction?ThanksKathy ... read more

spaceshot

"Help needed " , posted Tue 28 Oct 21:08

I am switching over my Trane weathertron thermostat to a ICM sc 2210 and need help matching the wires up:Tran wire code:F - pnkW - whiteB - blueX2 - blackY - yellowG - gree ... read more

jstroup

"York Diamond 80 "Replace Control" " , posted Tue 28 Oct 20:01

Hi, I have a 5 year old York Diamond 80. I just replaced the capacitor on it this summer because it wouldn't cool the air, and now I'm having problems with it heating. I flipped the on/off ... read more

craddock1

"acceptable temperature range at the vent " , posted Tue 28 Oct 17:01

What is the acceptable temperature range for heating at the vents?I have been told from 100 to 110 degrees to one who says anything up to 135 degrees is acceptable. My heater seems to be putti ... read more

big Dawg

"Trane Thermostat Install " , posted Tue 28 Oct 15:38

After looking over the wiring diagram, I'm not clear on how to identify the wires that need to be connected to the X2 and W1 terminals of a Trane TCONT802AS32DA programmable thermostat. The thermostat ... read more

delman

"lux tx1500 thermostat wiring " , posted Tue 28 Oct 14:30

Replaced HoneywellCT3611( too high a temperature spread) with LuxTX1500 on my Trane 2-stage heat pump and old Olsen FA gas furnace. Was planning on running as 1-stage h and c with manual changeover. W ... read more

tcsmith

"TRANE XE78 " , posted Tue 28 Oct 13:02

Does this forced air heater have the option for humidifier?thanks, LCS ... read more

LCS249

"Heat Pump constantly drawing water from Well " , posted Tue 28 Oct 12:34:

Hello everyone,Apologies in advance for the lack of detail - hopefully someone can offer advice though!Our Geo-Thernal Heat Pump (Nordic) is working fine, cycling correctly and providi ... read more

jmorri01

"pressure switch problem? " , posted Tue 28 Oct 09:50:

I replaced the control board on my furnace because I wasn't getting power to the induced blower. The induced blower works now but, it won't continue in the sequence of operation for the furnace to ign ... read more

djhlady

"Freeze alert 2nite, and I'm freezin " , posted Tue 28 Oct 01:00

Just bought a mobile home in August , had problems with the ac , guy came and fixed it , said he had to rig some switch cause they dont sell that switch anymore. he also suggested that we change out t ... read more

BJWilkins

"lennox generator g8e furnace " , posted Mon 27 Oct 21:41

my furnace constantly is having trouble starting never the first time but every time after to mantain heat ,to the point it clicks any where from 20 to 60 times before actually catches . i know that i ... read more

slim111

"Trane trouble " , posted Mon 27 Oct 14:19

I have a Trane heat pump model TWR030C100A5. For about 6months, occasionally the unit would run long in the heat mode and blow the main circuit breaker. I had an electrician check the main to see if i ... read more

burt292

"Intertherm Pilot light " , posted Mon 27 Oct 11:31

The pilot light went out in my Intertherm mobile home furnace. The instructions on how to light it is on the vent stack which melted them text and are illegible. I do not know how to light it where ... read more

jsande1

"Blower Fan Runs All The Time " , posted Mon 27 Oct 01:14

The power went off today, and when it came back on the blower on the furnace keeps running. The only way to turn it off is to pull the breaker on the furnace. If i turn the thermostat up, it does n ... read more

DDA

"HoneywellTstas CT47A 4447 Fan problem " , posted Mon 27 Oct 00:17

Hello, Hello,My question is about my thermostat. The thermostat works fine. The furnace cycles normal...It calls for heat when it should and the blower motor operates when asked. Only ... read more

Hershey107

"Is Duomatic-Olsen HCS 90 80 a poor furnace? " , posted Sun 26 Oct 19:39

Hi. I bought a used Duomatic-Olsen HCS 90 80 for a rental house where the old furnace died. The local heating-plumbing contractor doesn't want to install it, because he says people have a lot of pro ... read more

gonfish

"inside blower fan " , posted Sun 26 Oct 18:15

If i have 110 volts on all three leads of blower fan does that indicate a bad blower motor. ... read more

scottcnc

"RiteTemp 8022 going bad? " , posted Sun 26 Oct 14:34:

I have a new Rheem Heat/Air unit and am using a 5 year old RiteTemp 8022 as the thermostat. About twice a week, at 3am, the Thermostat will cylce to turn on the heat but instead of doing that, it res ... read more

saundersfamily

"Pressure switch problem " , posted Sun 26 Oct 11:45:

I have a Goodman GMS8 furnace that upon trying to fire it up last week wouldn't run. I had to replace the fuse on the board too see what the error code was. 3 flashes means the pressure switch is stuc ... read more

djhlady

"York Diamond 80 " , posted Sun 26 Oct 10:16

Hello,Yesterday i installed a new Honeywell Thermostat, as well as replaced the thermostate wireing. My furnance ran prior to this but now its like there is no power to it. No LED lights or no ... read more

cadaret6

"WEATHERMAKER 9200 " , posted Sun 26 Oct 02:43

My furnace is a Carrier Weathermaker 9200. From what I know it is 11 years old. A few days ago the house temp dropped and the erorr displayed was 33, then eventually 31. The roll out switch will trip ... read more

SJSNS