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"furnace wiring " , posted Sat 4 Aug 08:56

I have a question about how the wiring should be for my furnace.First off i have a Frigadare furnace model # FG6TC 100c-VBBi believe this is a 2 stage furnace with a varuble speed blower.M ... read more

half whit

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Replies (3)
Re(1):furnace wiring - Houston204
Re(2):furnace wiring - half whit
Re(3):furnace wiring - tofersac
 

"Heat Pump Backoff " , posted Sat 4 Aug 00:45

I just purchased a Ruud SEER 13 (R22) 2.5T heatpump and am using my existing oil furnace for aux heat. I'd like to be able to back-off the heat at night but don't want the oil to kick in every mornin ... read more

slacajawea

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Replies (2)
Re(1):Heat Pump Backoff - Joe Harper
Re(1):Heat Pump Backoff - fitter597
 

"blower fan /condenser fan " , posted Fri 3 Aug 22:03

Need help on condenser fan. When thermostat calls for ac compressor starts, blower starts, then after a minute or so blower stops compressor continues to run. Blower restarts after a minute or so. wit ... read more

dieselbug

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Replies (1)
Re(1):blower fan /condenser fan - fitter597
 

"Power but no fan, air conditioner or furnace " , posted Fri 3 Aug 15:29

I cannot get my fan, air conditioner, or furnace to work. I have power going to the system because I can turn on the fan by at the control pannel of the furnace. Any help? Do I need to replace the ... read more

cbart

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Replies (8)
Re(1):Power but no fan, air conditioner or fu - fitter597
Re(1):Power but no fan, air conditioner or fu - tofersac
Re(2):Power but no fan, air conditioner or fu - cbart
Re(3):Power but no fan, air conditioner or fu - tofersac
Re(4):Power but no fan, air conditioner or fu - cbart
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"Service date not met, now what? " , posted Fri 3 Aug 11:06

Had agreed on a price and service time frame on a service from a local HVAC contractor I contacted through Service Magic. They made me provide the credit card number, so I won't turn around on them. ... read more

pwned

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Replies (13)
Re(1):Service date not met, now what? - tofersac
Re(2):Service date not met, now what? - TKG26
Re(3):Service date not met, now what? - static
Re(4):Service date not met, now what? - fitter597
Re(5):Service date not met, now what? - TKG26
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"rusted evaporator drip pan ? " , posted Thu 2 Aug 23:00

My furnace is an old (not sure how old) Carrier 58ES. It just started leaking water from inside at the rear. I don't know much about HVAC's but my guess is a rusted evaporator drip pan since the wat ... read more

GroveStud

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Replies (1)
Re(1):rusted evaporator drip pan ? - tofersac
 

"water fills up my pan under the air handler " , posted Thu 2 Aug 15:40

I notice water driping from the pvc pipe that hanges over my gutter.What do i need to do? ... read more

mx571

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Replies (1)
Re(1):water fills up my pan under the air han - acefurnacefxr
 

"Cfm needed " , posted Thu 2 Aug 11:24

Please tell me the normal cfm required for a 10 x 10 feet roomSudesh ... read more

ramkisudesh

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Replies (1)
Re(1):Cfm needed - fitter597
 

"compressor freezing up " , posted Thu 2 Aug 09:33

im working on a hoshizaki ice machine and the compressor is starting to freeze up.any info would be greatly appreicated. ... read more

mtcorey

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Replies (2)
Re(1):compressor freezing up - fitter597
Re(2):compressor freezing up - mtcorey
 

"introduction of myself " , posted Thu 2 Aug 02:09

Hello fellow hvac techniciansI am 22 years old, fresh out of basic hvac school and now working full-time for a fairly large community college in Dallas, TXMy purpose statement is t ... read more

teknician

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Replies (2)
Re(1):introduction of myself - fitter597
Re(1):introduction of myself - static
 

"thermostat wiring " , posted Thu 2 Aug 01:50

I have a Trane XL1100 packaged heat pump. It currently has Robertshaw 9520 thermostat on it wired as follows:C-BlackR-RedY1-YellowG-GreenW2-whiteO-BlueI want to change the ... read more

hotwired99

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Replies (2)
Re(1):thermostat wiring - tofersac
Re(2):thermostat wiring - Houston204
 

"Finding air handler static pressure " , posted Thu 2 Aug 00:22

How do you measure the static pressure across the air handler coil? ... read more

tray

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Replies (4)
Re(1):Finding air handler static pressure - Houston204
Re(2):Finding air handler static pressure - Houston204
Re(2):Finding air handler static pressure - tray
Re(3):Finding air handler static pressure - Houston204
 

"newbee " , posted Wed 1 Aug 12:42

Well after working for a company for 26 years they moved to Mexico so now our great goverment is paying me to go to school and i chose hvac as i did alot of mechanical items on my last job.Im astounde ... read more

santaclaws13

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Replies (3)
Re(1):newbee - Houston204
Re(1):newbee - smythers1968
Re(1):newbee - yuri
 

"Standard thermostat on multi-stage unit " , posted Tue 31 Jul 14:39

I am in Houston, Tx and have a Carrier heat pump unit. I've been told by more than one A/C people that the heat pump doesn't help me all that much in my climate and to always use Emergency Heat. My ... read more

mdgarcia

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Replies (3)
Re(1):Standard thermostat on multi-stage unit - rlb444
Re(2):Standard thermostat on multi-stage unit - static
Re(3):Standard thermostat on multi-stage unit - Houston204
 

"Recycle Fan Blower " , posted Tue 31 Jul 14:29

I am using a used GE fan blower to power a shop air filtration system. The GE motor has 4 wires White, Black, Red and Blue. I assume the White is neutral, Black is Hot for constant run, Blue is Hot fo ... read more

TGNeel

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Replies (2)
Re(1):Recycle Fan Blower - static
Re(2):Recycle Fan Blower - TGNeel
 

"wiring diagram schematic " , posted Tue 31 Jul 14:12

can some please send me a wiring diagram/schematic for a intertherm model FEH-015HA. all wires have been pulled out! (by X-wife) plesee help thank you in advance my email is 4u2cmed1@sbcglobal.net ... read more

rgarcia72

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Replies (3)
Re(1):wiring diagram schematic - Houston204
Re(2):wiring diagram schematic - rgarcia72
Re(3):wiring diagram schematic - Houston204
 

"wiring diagram schematic " , posted Tue 31 Jul 13:51

can some please send me a wiring diagram/schematic for a intertherm model FEH-015HA. all wires have been pulled out! (by X-wife) plesee help thank you in advance my email is 4u2cmed1@sbcglobal.net ... read more

rgarcia72

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Replies (0)  

"air conditioner keeps running " , posted Tue 31 Jul 11:55

Janitrol air condtioner keeps running outside when blower fan shut off. I get plenty of cold air and the blower shuts off at the desired temp. But the air conditioner keeps running and it freezes the ... read more

roger1998

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Replies (2)
Re(1):air conditioner keeps running - tinmantu
Re(2):air conditioner keeps running - TKG26
 

"Lennox 80UHG problem " , posted Tue 31 Jul 11:12

Recently the air conditioning quit working. After looking around I found that the furnace blower wasn't coming on. The furnace is a Lennox 80UHG3. The LEDs were both flashing fast. I turned off the ma ... read more

alan123

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Replies (1)
Re(1):Lennox 80UHG problem - yuri
 

"Upgrading Thermostat to Programmable " , posted Tue 31 Jul 09:22

Hello, I'm looking for some advice. I'm updating my builder installed Honeywell thermostat with a programmable model (TH4210D), recommended by Honeywell. The old thermostat had conne ... read more

caspar120

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Replies (5)
Re(1):Upgrading Thermostat to Programmable - Houston204
Re(2):Upgrading Thermostat to Programmable - caspar120
Re(3):Upgrading Thermostat to Programmable - rlb444
Re(4):Upgrading Thermostat to Programmable - caspar120
Re(5):Upgrading Thermostat to Programmable - rlb444
 

"Condenser fan blade balance " , posted Tue 31 Jul 08:22

In April, I replaced a pool heat pump fan motor (same as a/c condenser fan motor) and re-used the fan blade. I had to pound on the hub a little to break it free from the motor shaft but I was very ca ... read more

jlavella

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Replies (1)
Re(1):Condenser fan blade balance - uncle elmo
 

"Trane XE100 will not start " , posted Mon 30 Jul 23:18

Unit will not start. I have checked the control board and it is good. The compressor will start if I manually close the contactor. I checked the air handler and everything seems ok. Any suggestion ... read more

redneck

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Replies (5)
Re(1):Trane XE100 will not start - acefurnacefxr
Re(1):Trane XE100 will not start - Houston204
Re(2):Trane XE100 will not start - Redneck
Re(2):Trane XE100 will not start - Redneck
Re(3):Trane XE100 will not start - Houston204
 

"AC/Heater Thermostat as switch for blower fan " , posted Mon 30 Jul 21:12

Hi,I'm installing an exhaust fan in my upstairs loft to evacuate the Texas summer heat. I picked up a cheap AC/Heat thermostat (Honeywell CT31) at Home Depot thinking I could use it as a switch t ... read more

FractalCracker

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Replies (6)
Re(1):AC/Heater Thermostat as switch for blow - yuri
Re(1):AC/Heater Thermostat as switch for blow - smythers1968
Re(2):AC/Heater Thermostat as switch for blow - Houston204
Re(3):AC/Heater Thermostat as switch for blow - static
Re(4):AC/Heater Thermostat as switch for blow - FractalCracker
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"tested cap " , posted Mon 30 Jul 20:24

I tested the coil with microfarad reading. I am sorry I am a novice at this, but how do I check to see if I am getting 240VAC in and out of the contactor when 24VAC is applied to the coil from the sta ... read more

rdsouza

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Replies (2)
Re(1):tested cap - barnett
Re(1):tested cap - Houston204
 

"compressor & fan will not turn on " , posted Mon 30 Jul 19:22

The compressor & fan of my bryant HVAC will not turn on. When I turn on my a/c I do not get cold air through the vents only warm air. I tested the dual run capacitor and it is fine. Are there any othe ... read more

rdsouza

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Replies (2)
Re(1):compressor & fan will not turn on - Houston204
Re(2):compressor & fan will not turn on - rdsouza
 

"Compressor Cycles On and Off " , posted Mon 30 Jul 12:59

I have a York unit that is approximately 8 - 10 years old. The unit has worked great since we moved into the house around 2 years ago. Recently however I noticed that the unit was cycling very frequ ... read more

LSUNizz

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Replies (1)
Re(1):Compressor Cycles On and Off - Houston204
 

"Compute BTU/h capacity on multi-capacity Syst " , posted Sun 29 Jul 21:41

I need to know how to compute reasonably accurately the actual air conditioning capacity at various "capacity settings". Just as an example, consider the following:1) I have an air conditionin ... read more

w2jo

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Replies (0)  

"Temp variance between Honeywell and WR tstat " , posted Sun 29 Jul 18:28

Old thermostat is Honeywell T8011R and new thermostat is White-Rodgers 1F95-1277.Location of the thermostat is unchanged, and so is room condition. No direct sunlight. It's an interior wall, ... read more

HDClown

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Replies (5)
Re(1):Temp variance between Honeywell and WR - Houston204
Re(1):Temp variance between Honeywell and WR - Houston204
Re(2):Temp variance between Honeywell and WR - HDClown
Re(3):Temp variance between Honeywell and WR - Houston204
Re(4):Temp variance between Honeywell and WR - HDClown
 

"w1/66 " , posted Sun 29 Jul 17:20

Houston204 i have emergency heat strips in the air handler do i need to hook up w1/66 from heat pump to heat strips in air handler or were they hooked up in the diagram you showed me? i have cold ai ... read more

scrat

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Replies (6)
Re(1):w1/66 - scrat
Re(1):w1/66 - Houston204
Re(2):w1/66 - Houston204
Re(3):w1/66 - scrat
Re(3):w1/66 - static
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"Carrier Heat Pump - Increase blower speed " , posted Sat 28 Jul 23:11

I have a Carrier Heat Pump model "FB4ANF024" (this is all that it says on the front label for model number. I have a couple questions about this unit. The first being, where can I find the proper fitt ... read more

petey2250

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Replies (3)
Re(1):Carrier Heat Pump - Increase blower spe - Houston204
Re(2):Carrier Heat Pump - Increase blower spe - Petey2250
Re(3):Carrier Heat Pump - Increase blower spe - Houston204
 

"is allstyle air handler compatable " , posted Sat 28 Jul 22:40

is allstyle air handler compatable with luxaire heat pump ? ... read more

scrat

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Replies (3)
Re(1):is allstyle air handler compatable - static
Re(2):is allstyle air handler compatable - smythers1968
Re(3):is allstyle air handler compatable - Houston204
 

"thermostat wiring " , posted Sat 28 Jul 22:28

this is a complete new unit i need to know how to wire thermostat, air handler, and heat pump. the thermostat shows 7 wires used, the air handler has only 4 wires and the heat pump has 7 wires. ... read more

scrat

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Replies (1)
Re(1):thermostat wiring - Houston204
 

"honelywell Th-8000 wiring to gas furnace " , posted Sat 28 Jul 19:36

American Standard 90% gas furnace valueable speed motorHoneywell model Th-8000-316heating works, furnace worksneed help connecting cooling. ... read more

Tomas12

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Replies (1)
Re(1):honelywell Th-8000 wiring to gas furnac - Houston204
 

"how to wire termostat-air carrier-heat pump " , posted Sat 28 Jul 18:32

white-rodgers 1f79 non-programmable heat pump thermostat-to a allstyle sl/bl series air handler with emergency heat strips - to a luxaire 21/2 ton 13 seer 1 phase heat pump. thermostat shows 7 wires - ... read more

scrat

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Replies (3)
Re(1):how to wire termostat-air carrier-heat - Houston204
Re(2):how to wire termostat-air carrier-heat - Houston204
Re(1):how to wire termostat-air carrier-heat - Houston204
 

"Seasonmaker Fan Coil Units by McQuay " , posted Sat 28 Jul 10:10

I have to clean the unit as mold is visible on the inside on the insulation inside the unit. Can any body help me on how to clean this unit as the insulation has to be replaced. The insulation accor ... read more

vemuru

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Replies (1)
Re(1):Seasonmaker Fan Coil Units by McQuay - Houston204
 

"White-Rodgers thermostat wiring help " , posted Sat 28 Jul 08:29:

Added some new infoI have a Trane Weathetron heat pump system. AIR Handler model # is 4TEPSF36A1000A. I have two installers guides, one for Heat Pumps that says 4TWR2 on it. I have another gu ... read more

HDClown

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Replies (5)
Re(1):White-Rodgers thermostat wiring help - Houston204
Re(2):White-Rodgers thermostat wiring help - HDClown
Re(3):White-Rodgers thermostat wiring help - Houston204
Re(4):White-Rodgers thermostat wiring help - HDClown
Re(5):White-Rodgers thermostat wiring help - Houston204
 

"Honeywell A/C not working - very HOT! " , posted Fri 27 Jul 14:34

The upstairs (attic) A/C is blowing air but not cooling. The on-line humidifier is off and I checked to make sure that the overflow switch is clean. But, the fan is blowing only - no colling though. < ... read more

DeeJay

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Replies (1)
Re(1):Honeywell A/C not working - very HOT! - yuri
 

"Better bang for the buck " , posted Fri 27 Jul 13:35

I am having to install a new AC unit for a new home (since the builder was asking a ridiculous amount for it as an option) so I am shopping it myself.I need a 13\14 SEER units (4-ton) and I have l ... read more

biggmiggs

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Replies (3)
Re(1):Better bang for the buck - lightning
Re(1):Better bang for the buck - yuri
Re(2):Better bang for the buck - smythers1968
 

"RUUD HARD START = FLICKERING LIGHTS " , posted Thu 26 Jul 16:23

I have a RUUD 5 TON Condensing Unit Model: AMC 060JAZ. Every time the CU comes on all the lights in the house, to include 52 recessed cans “flicker” for a microsecond. HVAC Sub = Hard start working ... read more

Sriddle1

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Replies (17)
Re(1):RUUD HARD START = FLICKERING LIGHTS - jmitschke
Re(6):RUUD HARD START = FLICKERING LIGHTS - sriddle1
Re(1):RUUD HARD START = FLICKERING LIGHTS - rlb444
Re(1):RUUD HARD START = FLICKERING LIGHTS - acefurnacefxr
Re(2):RUUD HARD START = FLICKERING LIGHTS - static
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"Question - why would water drip from overflow " , posted Thu 26 Jul 13:50

Open Question - why would water drip from the AC overflow piper - )15 - 20 gallons per day) ... read more

Mapco5861

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Replies (3)
Re(1):Question - why would water drip from ov - acefurnacefxr
Re(2):Question - why would water drip from ov - static
Re(3):Question - why would water drip from ov - tinmantu
 
 
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