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"bryant thermostat has gone blank " , posted Thu 17 Jun 09:39

we have a new bryant gas furnace and a/c. The first time we tried to use the a/c, as I was setting the thermostat to cool, the display on the thermostat went out completely and we have not been able ... read more

mesdoram

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Replies (3)
Re(1):bryant thermostat has gone blank - Xenos
Re(2):bryant thermostat has gone blank - mesdoram
Re(3):bryant thermostat has gone blank - Xenos
 

"Help w/thermostat CT8775C " , posted Thu 17 Jun 01:17

Hi guys,I am about to replace a very old thermostat Honeywell T87A15531 w/ the new Honeywell CT8775C for my heat/cool system.The terminals on the old thermostat are R,W,Y,G,O,X,1,2,3,4,5,6 and ... read more

newbie00

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Replies (4)
Re(1):Help w/thermostat CT8775C - Xenos
Re(2):Help w/thermostat CT8775C - newbie00
Re(3):Help w/thermostat CT8775C - newbie00
Re(4):Help w/thermostat CT8775C - Xenos
 

"coleman suncutter heat pump problems " , posted Wed 16 Jun 21:11:

I have an older model coleman suncutter heat pump and it has gradually lost its cooloing power in the last 2 days. I sprayed out the outer coil checked the reversing valve and checked the indoor filte ... read more

coremike

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Replies (1)
Re(1):coleman suncutter heat pump problems - Xenos
 

"Help w/thermostat compatibility... " , posted Wed 16 Jun 17:42

Hello guys. I need some help, and I know you guys are the people with the knowledge.I had to replace an old manual thermostat because the internal connections went bad. [the small metal ball/sock ... read more

danielo_d

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Replies (3)
Re(1):Help w/thermostat compatibility... - Xenos
Re(1):Help w/thermostat compatibility... - TechMaster
Re(2):Help w/thermostat compatibility... - danielo_d
 

"Help w/thermostat compatibility... " , posted Wed 16 Jun 17:41:

Inadvertently double-posted.Sorry.Edited out. ... read more

danielo_d

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"Replacing Rheem fan center with relay " , posted Wed 16 Jun 16:38

I've replaced part# 47-19807-02 on an old Rheem "hot surface ignition" furnace wth a revised replaced part# 47-19807-04 (different 2 digits), which has identical specs and includes an additional built ... read more

jdeitz

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Replies (1)
Re(1):Replacing Rheem fan center with relay - Xenos
 

"Heat Pump " , posted Wed 16 Jun 10:36

I have a heat pump and sometimes the unit's fan does not turn off after the air conditioner has stopped. For instance, if I have the thermostat set at 79 and it goes on at 80 the house will cool down ... read more

michael

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Replies (11)
Re(1):Heat Pump - TechMaster
Re(2):Heat Pump - michael
Re(3):Heat Pump - TechMaster
Re(4):Heat Pump - michael
Re(5):Heat Pump - michael
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"have Bard downflow 8 years old, short cycles " , posted Wed 16 Jun 10:23

Have 1800 sq. ft. ranch, R40, attic,R13 walls, lowe windows.Crawl space. Caulked and sealed to max. Bard is 100,000.White Rogers electronic thermo. Furnace cycles too much when heating. When the ... read more

dick9

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Replies (3)
Re(1):have Bard downflow 8 years old, short c - Hube
have Bard downflow 8 years old, short cycles - Cinder
Re(1):have Bard downflow 8 years old, short c - HVAC Doc
 

"50a50 " , posted Tue 15 Jun 14:58

what is the minimum flame signal for this unit? ... read more

billberg

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Replies (1)
Re(1):50a50 - Xenos
 

"HELP ac freezing its 100 + degrees " , posted Tue 15 Jun 13:32

My ac unit keeps freezing in and outside. I have cked the freon the filter and its ok.It is not cycleing either. I can manually turn the ac on cool and it works for about 20 minutes and freezes in ... read more

suszanlynnn

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Replies (2)
Re(1):HELP ac freezing its 100 + degrees - backyard mech
Re(1):HELP ac freezing its 100 + degrees - Xenos
 

"Thermostat hookup for a 2 transformer system " , posted Tue 15 Jun 10:59

Hi all!In my house I have a gas furnace and central air. I am replacing the existing thermostat with a newer one that I have. The existing control system is a 2 transformer system, have both Rc an ... read more

DarrylM

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Replies (1)
Re(1):Thermostat hookup for a 2 transformer s - TechMaster
 

"AC blower motor startup " , posted Tue 15 Jun 01:24

The indoor blower motor on my Goodman GMNTE120 fails to start at times even though the outside condensor unit is operating properly.A 6 flash error message on my Goodman GMTE120 indicates tha ... read more

Wrenchhead61

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Replies (1)
Re(1):AC blower motor startup - Xenos
 

"Need help with wiring totaline to hunter " , posted Mon 14 Jun 22:05

had a totline thermostat putting in a hunter model 44260. It was wired: w-white o-orange g-green r-red c-black y-yellow. On the hunter it has rh, rc, g, y/o, w/b, y1. I have a chart but it doesnt seen ... read more

nothandyatall

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Replies (3)
Re(1):Need help with wiring totaline to hunte - Xenos
Re(2):Need help with wiring totaline to hunte - nothandyatall
Re(3):Need help with wiring totaline to hunte - Xenos
 

"Connecting condenser and blower " , posted Mon 14 Jun 13:49

What iis involved in connecting lines to brand new Condensing unit and blower? I have installed the split systema nd only thing is left is the is connection. I am going to all a sevice for it,but wnt ... read more

gogi

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Replies (2)
Re(1):Connecting condenser and blower - TexasTech
Re(2):Connecting condenser and blower - Xenos
 

"Outside unit runs & excessive condensation " , posted Mon 14 Jun 12:39

Last weekend I noticed the secondary drain dripping, so looked inside to find the primary drain clogged and the unit filled with condensation. (Unit is in attic with drain pan.) While cleaning and ... read more

DaveB

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Replies (2)
Re(1):Outside unit runs & excessive condensat - Xenos
Re(2):Outside unit runs & excessive condensat - DaveB
 

"question - age of Amana Air Command 80 " , posted Mon 14 Jun 10:52

Greetings,My local HVAC guy installed an Amana Air Command 80 into my house last year; at the time, he gave me a deal on it because it was a new unit that had been 'sitting around the shop for ... read more

Negative

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Replies (5)
Re(1):question - age of Amana Air Command 80 - HVAC Doc
Re(2):question - age of Amana Air Command 80 - Negative
Re(3):question - age of Amana Air Command 80 - HVAC Doc
Re(4):question - age of Amana Air Command 80 - Negative
Re(5):question - age of Amana Air Command 80 - HVAC Doc
 

"Payne PG8DAA Furncace 3 AMP Fuse Blows " , posted Mon 14 Jun 01:21:

When the Tempstar AirConditioner from the attempts to power on the 3 amp fuse on the Furnace blows and the air conditioner does not turn on. My Father In-Law moved one of the red wires when he was at ... read more

Idaho Jay

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Replies (9)
Re(1):Payne PG8DAA Furncace 3 AMP Fuse Blows - xenos
Re(2):Payne PG8DAA Furncace 3 AMP Fuse Blows - Idaho Jay
Re(3):Payne PG8DAA Furncace 3 AMP Fuse Blows - Xenos
Re(4):Payne PG8DAA Furncace 3 AMP Fuse Blows - Idaho Jay
Payne PG8DAA - Cinder
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"Ignitor turns off early + gas doesn't light " , posted Sun 13 Jun 20:42

Hi,I have Rheem Model 10EQAGS residential gas furnace, circa 1989.It stopped blowing warm air 2 weeks ago, so I opened up the thing and cycled power. Fans come on (both) as appropriate, ... read more

jasonM

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Replies (4)
Re(1):Ignitor turns off early + gas doesn't l - xenos
Re(2):Ignitor turns off early + gas doesn't l - jasonm
Re(3):Ignitor turns off early + gas doesn't l - xenos
Re(4):Ignitor turns off early + gas doesn't l - jasonM
 

"Compressor n condensing unit turns on and off " , posted Sun 13 Jun 17:24

The compressor in my condensing unit is turning on and off rapidly like its not making good contact, then it will finally stay on for about five minutes or so (somethimes less or a little more). It's ... read more

suspicious

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Replies (4)
Re(1):Compressor n condensing unit turns on a - xenos
Re(2):Compressor n condensing unit turns on a - suspicious
Re(3):Compressor n condensing unit turns on a - Xenos
Re(4):Compressor n condensing unit turns on a - suspicious
 

"Compatability on new t-stat " , posted Sat 12 Jun 14:17

Hey all. New guy to homeowning and trying to install a new t-stat. Two quick questions. 1. Is the Honeywell ct3611r or ct3611a the right choice for a 14 y/o trane XE 800 heat pump? reason i am asking ... read more

Dsav101

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Replies (7)
Re(1):Compatability on new t-stat - TechMaster
Re(2):Compatability on new t-stat - Dsav101
Re(3):Compatability on new t-stat - xenos
Re(4):Compatability on new t-stat - Dsav101
Re(5):Compatability on new t-stat - Dsav101
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"contactor inoperable looking for wiring schem " , posted Sat 12 Jun 13:25

steveco 94-388 contactor, 24v to contactor, will not close. would like to obtain diagram on this unit. thermostat call forand delivers 24v to condensor, new contactor(single pole)doesnot close ... read more

bluflame

user profile

Replies (16)
Re(1):contactor inoperable looking for wiring - xenos
Re(2):contactor inoperable looking for wiring - bluflame
Re(3):contactor inoperable looking for wiring - xenos
Re(4):contactor inoperable looking for wiring - bluflame
Re(5):contactor inoperable looking for wiring - xenos
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"Condensing Unit Noise " , posted Sat 12 Jun 11:01

I have a RUUD 4-ton condensing unit (10 SEER) mounted outside the master bedroom. While inside the home at the master bedroom and the unit cycles on it sounds "very noisy." To me the sound could be ... read more

pehanlon

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Replies (5)
Re(1):Condensing Unit Noise - pehanlon
Re(2):Condensing Unit Noise - xenos
Re(3):Condensing Unit Noise - pehanlon
Re(4):Condensing Unit Noise - xenos
Re(1):Condensing Unit Noise - xenos
 

"Thermostat " , posted Sat 12 Jun 07:34

I am replaceing a manual white-rogers heat pump thermostat 1F58-77 with a honeywell digital thermostat CT3611R. It requires a "common wire" which I cannot tell if the old one has a common wire or not. ... read more

edndale

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Replies (4)
Re(1):Thermostat - edndale
Re(1):Thermostat - xenos
Re(1):Thermostat - xenos
Re(2):Thermostat - edndale
 

"Recommendations " , posted Sat 12 Jun 02:12

I am from Jeddah, saudi arabia. I would like to ask for recommendations regarding the HVAC installed in our telecom shelters are there any special pointers / recommendation for HVAC's installe ... read more

dennisg

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Replies (2)
Re(1):Recommendations - ambrish
Re(1):Recommendations - xenos
 

"Lennox Condenser wont start " , posted Fri 11 Jun 18:31

I have a Lennox AC unit that is giving me headaches. The first problem was the unit blew the fan motor. I replaced the motor with a comparable motor (all specs are the same) but not the recommended re ... read more

jintso

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Replies (3)
Re(1):Lennox Condenser wont start - mainlead
Re(1):Lennox Condenser wont start - xenos
Re(1):Lennox Condenser wont start - HVAC Doc
 

"How to Wire Dual Cap to New Fan Motor " , posted Fri 11 Jun 16:23

Please Help. I have a Rheem Central Air Conditioner. The fan motor internally shorted to ground and needs replacing. The problem is that the old motor (single phase) had only two leads while the ne ... read more

richsp2

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Replies (5)
Re(1):How to Wire Dual Cap to New Fan Motor - xenos
Re(2):How to Wire Dual Cap to New Fan Motor - richsp2
Re(3):How to Wire Dual Cap to New Fan Motor - xenos
Re(4):How to Wire Dual Cap to New Fan Motor - richsp2
Re(5):How to Wire Dual Cap to New Fan Motor - Xenos
 

"Lennox HSX15 Quote Question " , posted Fri 11 Jun 15:44

I have recieved several quotes for the installaion of this unit and am curious on one item that is listed diffenetly on the quotes. The item is a C33 COIL and is on one quote as just that and on anoth ... read more

rmoxon

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Replies (2)
Re(1):Lennox HSX15 Quote Question - HVAC Doc
Re(1):Lennox HSX15 Quote Question - TechMaster
 

"hrv return " , posted Fri 11 Jun 14:51

My HRV returns the fresh air into the furnance cold air return duct.I was wondering if the furnace is supposed to be operated on low speed at all times.This brings up another question, I have already ... read more

skin

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Replies (1)
Re(1):hrv return - xenos
 

"AIR CONDITIONER CYCLING RAPIDLY " , posted Fri 11 Jun 03:54

I have a Rheem Classic air conditioner. My problem is that the blower cycles on for about 30 seconds and then shuts down for 10 or 15 seconds, then powers right back up constantly repeating this cycl ... read more

AMOR4PAZ

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Replies (1)
Re(1):AIR CONDITIONER CYCLING RAPIDLY - xenos
 

"Air Conditioner won't shut off. " , posted Thu 10 Jun 21:54

My home air will not shut off. I don't think it is the thermostat since the furnace will shut off automatically when the setpoint is reached.Any ideas? ... read more

Twindy

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Replies (7)
Re(1):Air Conditioner won't shut off. - xenos
Re(2):Air Conditioner won't shut off. - Twindy
Re(3):Air Conditioner won't shut off. - xenos
Re(4):Air Conditioner won't shut off. - Twindy
Re(5):Air Conditioner won't shut off. - aint
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"Problem with Honeywell CT8775 " , posted Thu 10 Jun 15:33

Hi all....I have just replaced my 2 old Honeywell Thermostats with 2 round digital CT8775C thermostats. I have connected all 4 wires (R, G, Y and W) with no problems but for one system (I have ... read more

lplamondon

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Replies (6)
Re(1):Problem with Honeywell CT8775 - fadp8
Re(2):Problem with Honeywell CT8775 - lplamondon
Re(1):Problem with Honeywell CT8775 - TechMaster
will check - lplamondon
Re(1):will check - lplamondon
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"wiring different capacitor " , posted Thu 10 Jun 10:40

I'm in the middle of changing my Janitrol Fan motor. The old cap. has three posts with labeling. The new cap. has two post with no labels. The old one was wired as follows:Yellow to HERM, R ... read more

MarkEC

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Replies (2)
Re(1):wiring different capacitor - MarkEC
Re(2):wiring different capacitor - xenos
 

"Compressor Fan Motor " , posted Thu 10 Jun 06:28

I would like to request buying tips in purchasing New Condenser fan motor, things i need to check before buying thanks ... read more

dennisg

user profile

Replies (2)
Re(1):Compressor Fan Motor - xenos
Re(2):Compressor Fan Motor - TexasTech
 

"do i need suppliment heat strips? " , posted Wed 9 Jun 22:50

The trane air handler I just bought does not have heat strips installed. I live in the southeast zip 31324 where the temp avg low is about 38F during winter. I am using a trane heat pump 2.5 ton xe 10 ... read more

mac2390

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Replies (2)
Re(1):do i need suppliment heat strips? - TechMaster
Re(2):do i need suppliment heat strips? - xenos
 

"Rheem 10 Seer, Compressor doesn't start. " , posted Wed 9 Jun 01:23

I have a Rheem 10 Seer Unit. The compressor attempts to start, then shuts off. There is enough refrigant, the voltage coming in is averaging 200V, and the capacitors are checking out ok, before I inst ... read more

AC_hoboken

user profile

Replies (6)
Re(1):Rheem 10 Seer, Compressor doesn't start - xenos
Re(2):Rheem 10 Seer, Compressor doesn't start - ac_hoboken
Re(3):Rheem 10 Seer, Compressor doesn't start - beginner
Re(4):Rheem 10 Seer, Compressor doesn't start - ac_hoboken
Re(5):Rheem 10 Seer, Compressor doesn't start - xenos
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"Upgrade from Lennox Mercury to Honeywell " , posted Wed 9 Jun 00:52

I'm stumped. I'm upgrading my old Lennox thermostat to a new Honeywell CT3500. I believe that the system is a heat pump but not sure. Theres a condenser outside with the airhandler inside. The old wir ... read more

Quizno

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Replies (9)
Re(1):Upgrade from Lennox Mercury to Honeywel - HVAC Doc
Re(1):Upgrade from Lennox Mercury to Honeywel - xenos
Re(2):Upgrade from Lennox Mercury to Honeywel - Quizno
Re(3):Upgrade from Lennox Mercury to Honeywel - xenos
Re(4):Upgrade from Lennox Mercury to Honeywel - Quizno
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"york hvac flooding back " , posted Tue 8 Jun 15:15

The evaporator and the condensing units are brand new but it is flooding back and causing the suction strainer and the suction line to frost up. The unit is also tripping off on the low suction press ... read more

moosejuice

user profile

Replies (5)
Re(1):york hvac flooding back - rick (DFW)
Re(2):york hvac flooding back - yusuf_GOME
Re(1):york hvac flooding back - xenos
Re(1):york hvac flooding back - TechMaster
Re(2):york hvac flooding back - TexasTech
 

"Condensing Unit Beeps and AC is not quite col " , posted Tue 8 Jun 08:44:

We have a Lennox HS29 that was installed 4 years ago. Worked great up until now. The air is cool, not cold and it beeps (actually sounds like a low tone) every 3-4 minutes. When it does this, the l ... read more

WANMAN

user profile

Replies (3)
Re(1):Condensing Unit Beeps and AC is not qui - TechMaster
Re(2):Condensing Unit Beeps and AC is not qui - WANMAN
Re(3):Condensing Unit Beeps and AC is not qui - TexasTech
 

"AC Problems " , posted Mon 7 Jun 21:28

I just started my Central Air unit and it is connected with the furnace unit too. For some reason it is condensing like crazy and pooling up with water underneath the furnace unit in my basement. I ... read more

scrumhalf7

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Replies (8)
Re(1):AC Problems - scrumhalf7
Re(2):AC Problems - xenos
Re(3):AC Problems - scrumhalf7
Re(4):AC Problems - xenos
Re(5):AC Problems - scrumhalf7
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"honeywell ct3611 r " , posted Mon 7 Jun 20:37

i have a trane baystat 239 and i am replacing it with a honeywell ct3611 r my old thermostat had g,o,x2,y,t,r,w,b and a pink and black wire that are not used on the baystat i cant get the honeywell to ... read more

chomps21

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What links hereRelated changesUpload fileSpec - Dugnubdinsdug
Often unlike successful way which has female- - Binsarteshite
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