HVAC Help

Electric Dryer moisture exhaust duct - 2 Dryers using a single duct

Started by Huckleberry

Replies: 2
Views: 641

February 17, 2023, 11:50:37 PM
by Huckleberry

Is my Air Conditioner creating humidity in the room?

Started by humiditycrisis

Replies: 2
Views: 959

March 24, 2022, 08:19:22 PM
by Hvacpimp

Ducane 2 stage furnace ..fan is continuis runing

Started by hungquang1980

Replies: 0
Views: 2,654

February 22, 2020, 11:23:07 AM
by hungquang1980

gsw water heater

Started by huronia combustion

Replies: 1
Views: 3,502

July 14, 2016, 10:00:48 PM
by walker

313A Without an Apprenticeship?

Started by hvacboy10

Replies: 2
Views: 2,319

March 14, 2021, 09:54:13 AM
by rmuntz

Two stage heat pump condenser only 4 wires

Started by Hvacgoon

Replies: 4
Views: 646

April 08, 2023, 06:55:48 PM
by Sergroum

313D exam questions for Oshawa

Started by hvacguy2019

Replies: 1
Views: 4,698

May 10, 2019, 11:57:24 AM
by Admin

Gas pipe sizing off meter for point load

Started by Hvacmack

Replies: 1
Views: 3,959

September 07, 2019, 04:21:49 AM
by Admin

Heat pump not heating

Started by Hvacneedy

Replies: 4
Views: 291

December 19, 2023, 06:47:47 PM
by Hvacneedy

High Cold Air Return Missing

Started by HVACNewbie

Replies: 3
Views: 4,754

April 04, 2014, 05:32:24 AM
by Admin

I'm stumped goodman 2.5 ton 16 seer

Started by Hvacpimp

Replies: 1
Views: 4,436

July 21, 2018, 10:15:10 PM
by Admin

G1 practice exams

Started by Hvacpimp

Replies: 4
Views: 2,477

September 30, 2020, 07:20:54 AM
by Hvacpimp

Don park B vent sidewall termination

Started by Hvacpimp

Replies: 2
Views: 62

April 17, 2024, 12:24:14 PM
by Hvacpimp

1987 CARRIER FURNACE OPERATION SEQUENCE!!!!!!!!!!!!!!!!!!

Started by HVACR777

Replies: 5
Views: 10,313

February 05, 2010, 07:27:12 AM
by acefurnacefixer

Code C.2.16 Amendment

Started by hvacstudent

Replies: 2
Views: 1,732

April 05, 2021, 11:56:11 AM
by hvacstudent

Troubleshooting

Started by hvactech23

Replies: 4
Views: 255

December 14, 2023, 11:57:14 AM
by rmuntz

Vacuum reading

Started by hvactech83

Replies: 16
Views: 7,338

November 10, 2016, 05:04:45 AM
by Porcupinepuffer

low flame signal on / amana/goodman 2 stage AMVM96 MODEL

Started by hvactech83

Replies: 4
Views: 1,256

March 24, 2022, 08:00:16 PM
by Hvacpimp

Navien NCB-E - looking for some feedback

Started by ian99

Replies: 0
Views: 2,977

October 18, 2016, 09:36:44 AM
by ian99

Question about whether a basement heat pump and furnace need a drainpan

Started by ideagarden

Replies: 2
Views: 4,676

February 04, 2013, 10:03:49 PM
by Rustymike

Navian + iFlow advice on new house install

Started by iflower

Replies: 6
Views: 608

April 06, 2023, 10:58:47 PM
by Sergroum

Rheem tankless venting requirements.

Started by imaginenewmedia

Replies: 2
Views: 1,855

April 15, 2021, 05:33:46 PM
by imaginenewmedia

Bryant 926TB 2 stage gas furnace installed smart thermostat wiring help

Started by indiana

Replies: 8
Views: 1,769

January 27, 2022, 03:53:45 PM
by Admin

infinity 58MVB060-14

Started by Inert air

Replies: 3
Views: 4,434

December 30, 2014, 08:16:27 PM
by Admin

1/3 hp blower motor, slow in one direction

Started by inetquestion

Replies: 3
Views: 5,234

June 02, 2014, 04:53:44 PM
by Porcupinepuffer

Repair or Replace: Heil DC90

Started by informedconsumer

Replies: 2
Views: 3,749

January 07, 2021, 09:31:05 AM
by NoDIY

Periodic Gas Smell

Started by inNeedOfHelp

Replies: 6
Views: 12,105

January 20, 2009, 06:20:01 PM
by Admin

Periodic Gas Smell Part 2

Started by inNeedOfHelp

Replies: 2
Views: 6,061

February 20, 2009, 07:00:08 AM
by Hvac-pro

HVAC 313A Challenge

Started by iqtidar hussain

Replies: 2
Views: 3,475

December 22, 2016, 08:36:34 PM
by ainsworthCA

Evaporator Coil Drips On Filter

Started by IYELLALOT

Replies: 0
Views: 1,525

January 02, 2021, 12:10:14 PM
by IYELLALOT

Humidifier Installation

Started by JAG76

Replies: 3
Views: 4,024

January 09, 2020, 09:52:59 AM
by Admin

Venmar 1.5es Constructo problems

Started by James547

Replies: 2
Views: 4,528

June 08, 2016, 01:07:00 PM
by Admin

Indoor blower not running

Started by jamie

Replies: 4
Views: 3,875

September 22, 2017, 08:29:56 AM
by jamie

LUXAIRE Furnace

Started by jamie

Replies: 1
Views: 4,124

December 15, 2017, 11:50:13 AM
by Admin

Gmh95045

Started by jamie

Replies: 7
Views: 5,672

January 19, 2018, 06:33:48 PM
by walker

Keeprite ntg9075fga2 furnace manual

Started by jamie

Replies: 8
Views: 5,769

January 17, 2018, 04:38:00 PM
by jamie

Amana amv90704CXBA 0611603375

Started by jamie

Replies: 4
Views: 5,096

January 18, 2018, 11:49:49 PM
by NoDIY

AC running alot

Started by jamie

Replies: 19
Views: 9,090

May 28, 2018, 04:15:21 PM
by walker

Tankless Water Heaters

Started by jamie

Replies: 1
Views: 4,371

July 18, 2018, 06:15:29 PM
by Admin

Bright Orange Flames

Started by jamie

Replies: 2
Views: 5,494

February 18, 2019, 11:19:56 AM
by Admin

Reznor UDAP45

Started by jamie

Replies: 1
Views: 3,706

November 04, 2019, 06:58:59 PM
by Admin

Fireplace co ppm

Started by jamie

Replies: 2
Views: 2,011

September 13, 2020, 04:53:28 PM
by Porcupinepuffer

Hi-Velocity System

Started by jamie

Replies: 8
Views: 2,254

July 26, 2021, 02:59:44 PM
by jamie

Logic behind Evaporator freeze up?

Started by janekyu

Replies: 5
Views: 5,311

November 29, 2015, 05:35:37 AM
by airtrackinc

looking to get experience in the trade

Started by japa

Replies: 2
Views: 4,194

December 16, 2014, 08:23:37 PM
by nash668

Furnace humidity help

Started by Jastola

Replies: 0
Views: 3,023

March 08, 2020, 12:18:40 PM
by Jastola

York Dual Stage Furnace Board... 2 in 2 years

Started by jasunderland

Replies: 4
Views: 4,127

November 04, 2019, 09:05:16 PM
by jasunderland

Going from a 2-stage stat, to a single stage stat

Started by Jawjaboy

Replies: 13
Views: 6,705

October 16, 2017, 11:06:06 PM
by Jawjaboy

Return Air duct insulation

Started by jayd

Replies: 2
Views: 550

December 09, 2022, 05:03:54 PM
by Admin

Adding sensor to air inlet

Started by JayKay1946

Replies: 1
Views: 488

January 11, 2023, 05:03:49 PM
by scarey8

Connecting Venmar HRV to Lennox Communicating Furnace & Heat Pump

Started by jcanzo86

Replies: 0
Views: 171

November 29, 2023, 07:02:40 PM
by jcanzo86

Combo-pac hot water air handler

Started by jddunning

Replies: 2
Views: 3,936

October 16, 2017, 03:57:39 PM
by walker

Question On Venmar Duo 1.9 Run Times

Started by Jeff

Replies: 1
Views: 7,645

December 03, 2008, 10:03:02 PM
by Admin

dryer furnace vent seperation code

Started by jeffr

Replies: 11
Views: 11,567

December 15, 2015, 11:44:10 AM
by Admin

Arzel damper questions

Started by jellybean1

Replies: 0
Views: 571

May 12, 2022, 09:06:54 PM
by jellybean1

Knocking and burning smell

Started by jennmc31

Replies: 3
Views: 5,171

June 15, 2009, 09:54:51 PM
by hvacgod

HELP Venting Clearance question new HE furnace installed

Started by Jester24

Replies: 5
Views: 5,959

June 17, 2018, 03:57:48 PM
by Sergroum

Furnace heat cycle gets interrupted

Started by jhcarver

Replies: 7
Views: 2,118

January 09, 2021, 08:41:48 PM
by Admin

Vane wall mount control has no power

Started by Jim48

Replies: 1
Views: 429

January 09, 2023, 03:58:53 PM
by Admin

where to installed an expansion loop?

Started by jimmy

Replies: 1
Views: 4,355

March 31, 2016, 11:43:45 PM
by airtrackinc

Vanee 2000 plus

Started by Jimmy Robichaud

Replies: 1
Views: 474

October 09, 2022, 02:22:51 PM
by Admin

ERV wiring to 'incompatible' controller

Started by jimofall

Replies: 2
Views: 1,293

November 25, 2021, 10:44:44 AM
by jimofall

Lifebreath RNC155 won't start

Started by jimpanze

Replies: 2
Views: 4,779

January 02, 2018, 04:02:07 PM
by Admin

Mid efficiency inducer fan will not start

Started by jinxie

Replies: 7
Views: 720

October 21, 2022, 03:35:02 PM
by Porcupinepuffer

New Furnace/Central AC Quote

Started by jj3down

Replies: 2
Views: 3,889

May 19, 2015, 07:17:26 PM
by Admin

DGAA070BDTB gas furnace

Started by jknotts44

Replies: 1
Views: 5,531

February 27, 2013, 10:07:16 AM
by Admin

Do I need to run new (more) wire to my stats?

Started by jkusmier

Replies: 4
Views: 667

November 01, 2022, 10:21:02 AM
by jkusmier

Brand new Lennox heatpump noise and pulsating

Started by Jmack

Replies: 9
Views: 7,268

July 04, 2019, 09:46:25 AM
by Sergroum

RUUD Achiever Question

Started by JMeik

Replies: 1
Views: 182

December 03, 2023, 10:05:44 AM
by Hgye

Connecting Vanee Deco Touch + ecobee to HRV

Started by jmichaels

Replies: 3
Views: 1,078

June 11, 2022, 08:48:45 PM
by Admin

slow turning condenser motor

Started by jmsrwd444

Replies: 5
Views: 4,888

July 17, 2014, 12:07:19 PM
by Admin

a/c start-up in cold weather

Started by jodem

Replies: 6
Views: 12,772

February 01, 2014, 05:30:00 PM
by Trainerguy

Heil condenser fan not blowing

Started by Joe Blowher

Replies: 1
Views: 5,577

October 12, 2009, 10:56:35 AM
by Admin

Day/Night Package unit 587ANZ048100AAAG

Started by joemech83

Replies: 0
Views: 6

Today at 03:03:30 PM
by joemech83

Lennox HP / AH compatibility

Started by joephu

Replies: 2
Views: 574

March 21, 2023, 07:39:45 PM
by joephu

Help with gas fired furnace short cycling

Started by joetar6

Replies: 3
Views: 5,886

November 02, 2007, 04:04:54 PM
by TECH X

filter dryer

Started by john helsel

Replies: 2
Views: 3,220

June 22, 2016, 04:10:10 AM
by Porcupinepuffer

Blower runs briefly

Started by JohnB

Replies: 3
Views: 893

March 24, 2022, 08:14:00 PM
by Hvacpimp

More important temp rise or static pressure?

Started by JohnB

Replies: 8
Views: 1,217

March 25, 2022, 05:07:49 AM
by tenletters

Thermostat for setup with ERV and dehumidifier

Started by JohnEnglish

Replies: 2
Views: 4,263

May 22, 2017, 05:09:14 PM
by JohnEnglish

HVAC Carrier Heater intermittent problem

Started by Johnnybg00d

Replies: 6
Views: 261

March 25, 2024, 06:53:56 AM
by rmuntz

0 Subcooling

Started by johnt2_2002

Replies: 1
Views: 6,239

May 20, 2009, 12:13:30 PM
by Admin

Wiring Question for Carrier Dual Fuel System

Started by JohnT3

Replies: 3
Views: 4,789

April 15, 2016, 01:01:25 PM
by Admin

Recommended Condenser?

Started by johnywhy

Replies: 0
Views: 611

February 19, 2023, 08:41:08 AM
by johnywhy

Lifebreath HRV Digital Control error.

Started by jonathanbutton

Replies: 11
Views: 14,490

May 07, 2019, 11:52:48 PM
by softrockstar

Mini-Split Recommendation

Started by Jorgebaloy

Replies: 3
Views: 5,895

July 31, 2018, 06:24:33 PM
by Hvacpimp

I've HELP

Started by josh a

Replies: 1
Views: 4,414

January 07, 2014, 05:57:37 PM
by Admin

Looking for Heat exchanger for Model#GUK050N12C1

Started by joshimh

Replies: 4
Views: 5,581

November 30, 2010, 08:06:21 PM
by joshimh

Fan limit control for old furnace HGB60

Started by joshimh

Replies: 1
Views: 6,542

November 30, 2010, 10:14:08 PM
by Admin

Norlake walk in freezer with 502

Started by joshimh

Replies: 2
Views: 5,799

November 29, 2011, 02:18:37 AM
by joshimh

HRV interlocking with Furnace

Started by joshimh

Replies: 4
Views: 13,115

October 06, 2013, 09:50:13 PM
by michaelk

Brand new Ruud u962v07

Started by Jpiazza

Replies: 2
Views: 291

October 21, 2023, 09:57:51 AM
by Hgye

BC codes on LWCO?

Started by JRG

Replies: 2
Views: 4,920

January 03, 2018, 01:59:50 PM
by JRG

Primary loop / Secondary loop

Started by JRG

Replies: 2
Views: 5,669

January 04, 2018, 10:58:12 AM
by Admin

Ecobee3 Lite and HRV

Started by Jrostek

Replies: 8
Views: 10,064

January 02, 2019, 10:06:21 AM
by Admin

Sealing heat pump leak

Started by Jt81

Replies: 2
Views: 827

May 24, 2022, 04:12:37 AM
by Jt81

Need suggestion for filling destroyed slab ductwork!

Started by jtprice

Replies: 0
Views: 364

November 22, 2022, 06:54:17 PM
by jtprice

heat pump not warm enough or holding set point

Started by junichi

Replies: 2
Views: 4,277

November 14, 2014, 09:45:14 PM
by junichi

Ductwork in attic

Started by JunoMarion

Replies: 0
Views: 3,235

October 04, 2016, 04:20:39 PM
by JunoMarion

Does this thermostat/furnace wiring make sense?

Started by jwmarsha

Replies: 10
Views: 9,555

October 21, 2018, 08:19:30 PM
by walker

Lifebreath HRV not drawing in fresh air

Started by JWS

Replies: 3
Views: 4,675

November 19, 2017, 08:29:15 PM
by walker

Relative Humidity Problems - AC System

Started by kayjh

Replies: 6
Views: 7,532

September 04, 2012, 04:04:38 PM
by kayjh

Help. So confused with A/C furnace and hot water tank.

Started by Kerbear

Replies: 1
Views: 315

July 06, 2023, 01:06:15 PM
by Admin

Heat pump on gas furnace.

Started by kevind158

Replies: 2
Views: 1,007

April 19, 2022, 04:14:26 PM
by Sergroum

NEW HVAC (Split unit gas heat) A/C not cooling

Started by kit4u

Replies: 1
Views: 4,986

August 05, 2008, 08:16:12 PM
by Admin

Lifebreath 155 max damper motor keeps running

Started by kktt

Replies: 1
Views: 679

December 28, 2022, 06:00:37 PM
by Admin

Tempstar

Started by klaehn88

Replies: 2
Views: 4,359

December 24, 2017, 02:40:14 PM
by Mmtc79

Venmar Terminal connector

Started by kman

Replies: 2
Views: 520

February 10, 2023, 10:52:33 AM
by kman

VanEE 90H damper problem?

Started by Konos

Replies: 0
Views: 3,876

December 11, 2016, 12:18:39 AM
by Konos

What does it mean if a trane clean effects lights aren't coming on?

Started by Kosmo23

Replies: 3
Views: 207

November 28, 2023, 08:29:27 PM
by Admin

Lennox hrv5 not working properly with switch and controller blinking

Started by kraga

Replies: 2
Views: 3,962

January 17, 2020, 05:02:28 PM
by Admin

Lennox hrv control panel and switches blinking like Christmas tree

Started by kraga

Replies: 5
Views: 543

December 27, 2022, 04:46:07 PM
by kraga

Trane Burners Fail To Stay Lit

Started by krawfo

Replies: 3
Views: 302

November 21, 2023, 06:48:52 PM
by Porcupinepuffer

313 A license Study material

Started by kristi8640

Replies: 1
Views: 353

September 11, 2023, 04:18:26 AM
by tenletters

Looking for Advice: Heat pump number of heads and location

Started by KVanier

Replies: 0
Views: 256

August 17, 2023, 12:54:28 PM
by KVanier

Newmac cl 86-96 wood and oil combination furnace

Started by Labsearcher

Replies: 2
Views: 4,796

October 23, 2017, 03:45:18 PM
by slo-115

Trane xv95 furnace question

Started by Lady Di

Replies: 2
Views: 6,801

September 21, 2010, 04:18:54 AM
by Lady Di

pilot wont stay lit

Started by ladysliberty

Replies: 3
Views: 5,399

February 27, 2008, 04:21:31 PM
by peglegsmith

Prestige IAQ - low temp lock out for A/C ?

Started by Landonth

Replies: 1
Views: 4,297

July 14, 2013, 10:27:52 PM
by Admin

Can some one help on these units.

Started by larrys2006

Replies: 1
Views: 3,444

September 24, 2019, 03:53:57 PM
by Admin

Secondary Heating Problem on Daikin Duck Heat Pump

Started by ldeschenes

Replies: 3
Views: 4,335

May 18, 2015, 11:19:14 AM
by scarey8

Liquid line temp?

Started by Learning2

Replies: 5
Views: 14,036

October 21, 2007, 07:33:58 PM
by ProTemp

Radon removal via HRV

Started by Lee Batchelor

Replies: 8
Views: 7,476

October 30, 2019, 12:28:20 PM
by Admin

Schedule 40 PVC pipe

Started by Lee Batchelor

Replies: 2
Views: 5,381

February 04, 2019, 09:41:20 PM
by Lee Batchelor

Radon sub-slab fan

Started by Lee Batchelor

Replies: 2
Views: 2,171

September 24, 2020, 08:14:06 AM
by Lee Batchelor

furnace blower/fan only works with thermostat fan set to on, not auto

Started by leni

Replies: 4
Views: 5,739

January 04, 2015, 07:30:08 PM
by leni

Humming from Furnace. Ice on pipes.

Started by Levi-Leroy

Replies: 5
Views: 583

January 17, 2023, 08:27:27 PM
by Admin

Metal Hood Clearance Over Gas Range

Started by lisadepaolo@gmail.com

Replies: 5
Views: 307

December 03, 2023, 03:46:51 PM
by Admin

GE Weathertron Heat Pump (Now Trane) - Need help ID'ing Parts

Started by livetoride2112

Replies: 4
Views: 634

September 13, 2022, 12:33:06 PM
by rmuntz

York Air Handler 24VAC

Started by lkenny

Replies: 2
Views: 962

February 13, 2022, 07:14:00 AM
by lkenny

American standard Heat doesnt kick in, Air intake partial block.?

Started by logsplitter

Replies: 1
Views: 454

January 15, 2023, 08:52:47 AM
by Admin

asu24rlxq 18 seer fujitsu condensor startup- no evaporator

Started by longterm

Replies: 0
Views: 4,698

October 21, 2010, 09:56:14 PM
by longterm

Txv info

Started by Looc00

Replies: 0
Views: 464

August 17, 2022, 04:30:29 PM
by Looc00

1993 Elitair Magik Fan

Started by Loon

Replies: 1
Views: 4,974

December 05, 2017, 03:02:16 PM
by Admin

Rheem central AC keeps freezing up

Started by Lopez219

Replies: 1
Views: 93

March 28, 2024, 01:36:00 PM
by Sergroum

Ruud Silhoutte firing issue.

Started by Lordlindsey

Replies: 7
Views: 6,771

January 19, 2009, 10:09:46 PM
by Zzz

Ecobee Smart Thermostat Premium PEK help

Started by Lost

Replies: 1
Views: 813

October 14, 2022, 06:38:11 PM
by Admin

Control board for a Bryant 80 plus

Started by lovebc2

Replies: 1
Views: 4,201

November 29, 2015, 10:52:09 AM
by Admin

Loud Condenser Fan

Started by luca

Replies: 4
Views: 4,603

August 12, 2014, 08:52:54 AM
by luca

Wiring help changing from WR 1F79 to Vine TJ-225

Started by lvfmc85

Replies: 2
Views: 1,802

January 31, 2021, 09:00:55 PM
by lvfmc85

Two Stage Thermostats for Two Stage Furnace

Started by lymer

Replies: 9
Views: 51,280

January 10, 2018, 12:24:27 PM
by 44trane

Venting High Efficiency Condensating Furnace

Started by lymer

Replies: 7
Views: 5,587

October 25, 2015, 01:04:51 AM
by Sergroum

New High Efficiency Furnace Vents

Started by lymer

Replies: 8
Views: 5,796

November 16, 2015, 08:30:13 PM
by Admin

Air Return in basement - open or closed when AC running?

Started by lyonsnet

Replies: 2
Views: 7,081

July 27, 2008, 04:36:15 AM
by oldguy2

ptrap evap drain question.

Started by mac

Replies: 2
Views: 502

November 13, 2022, 01:33:06 PM
by mac

Intermittent shut down before ignition. Aire-Flo #AF80MPA075BSB

Started by Mac63

Replies: 3
Views: 195

February 02, 2024, 06:51:44 PM
by Mark3577

Fan motor in coleman central air

Started by magicsbest

Replies: 3
Views: 5,975

October 12, 2007, 02:22:43 PM
by ProTemp

4 ton Goodman Heat pump

Started by man00

Replies: 3
Views: 3,612

September 02, 2016, 01:13:00 AM
by man00

Lifebreath 155 Max High speed issue

Started by marcgap

Replies: 1
Views: 163

February 12, 2024, 08:15:24 PM
by Admin

Trane XV90 second stage doesn't always work

Started by Mark3577

Replies: 2
Views: 295

November 02, 2023, 10:30:14 AM
by Mark3577

Unusual Cost Estimate for furnace part - feedback appreciated

Started by Mark3577

Replies: 3
Views: 156

January 30, 2024, 01:22:45 PM
by Mark3577

2 Stage Furnace Intermittent Problem Solved

Started by Mark3577

Replies: 0
Views: 173

February 02, 2024, 07:28:08 PM
by Mark3577

Siemens magnetic steam prv

Started by markdennisw

Replies: 0
Views: 3,341

November 12, 2019, 02:06:20 PM
by markdennisw

electric baseboard heater location

Started by MarkJKubicki

Replies: 0
Views: 1,497

December 25, 2020, 04:33:33 PM
by MarkJKubicki

Gas furnace blower motor always on

Started by marquesjw

Replies: 2
Views: 4,021

December 16, 2015, 11:39:00 PM
by Sergroum

Is this possible?? HVAC professionals opinion needed

Started by martin1234

Replies: 0
Views: 326

November 04, 2023, 04:07:41 PM
by martin1234

Threaded plugs legal in natural gas piping systems?

Started by Mat

Replies: 2
Views: 4,792

December 13, 2014, 05:19:27 PM
by Burnt eyebrows

Looking for Aironditioner

Started by mathar

Replies: 5
Views: 5,309

July 11, 2013, 01:09:48 PM
by walker

Furnace fan problems!!!!

Started by matskot

Replies: 1
Views: 211

November 24, 2023, 01:42:59 PM
by samihabib

Building Code - Finishing Basement and HVAC

Started by Matthewl14

Replies: 11
Views: 14,016

September 20, 2019, 05:14:55 PM
by Admin

dryer conversion to lp

Started by mattmctree

Replies: 1
Views: 3,817

November 13, 2015, 10:57:22 AM
by bster352

Brazing fumes burning refrigerant

Started by mattmctree

Replies: 4
Views: 4,995

May 20, 2017, 07:46:16 PM
by walker

Thrown to the wolves

Started by mattmctree

Replies: 2
Views: 3,549

June 28, 2017, 08:57:03 AM
by rmuntz

goodman furnace issue

Started by mattmctree

Replies: 17
Views: 7,639

October 10, 2017, 07:50:26 PM
by walker

Return air issues

Started by mattmctree

Replies: 4
Views: 4,552

September 05, 2017, 07:20:39 PM
by Porcupinepuffer

combustion analysis

Started by mattmctree

Replies: 7
Views: 6,188

January 25, 2019, 09:37:45 AM
by mattmctree

wind interfering with pressure switches

Started by mattmctree

Replies: 8
Views: 9,250

February 03, 2019, 12:32:07 AM
by Hvacpimp

installing a low pressure cut off switch on propane furnace

Started by mattmctree

Replies: 8
Views: 7,767

December 19, 2019, 09:32:15 PM
by Admin

cleaning a goodman secondary heat exchanger

Started by mattmctree

Replies: 0
Views: 3,721

July 30, 2019, 11:09:31 AM
by mattmctree

Temperature regulation problem with my Mitsubishi Zuba-Central

Started by maxsten

Replies: 6
Views: 5,440

January 15, 2018, 03:48:42 PM
by Admin

Board/ Fuse Question?????

Started by MB905

Replies: 2
Views: 4,275

February 08, 2015, 11:53:13 AM
by MB905

Heating and Cooling Zones

Started by mcavinee

Replies: 1
Views: 502

October 22, 2022, 11:35:55 AM
by Porcupinepuffer

Keeprite Mid Efficiency Furnace

Started by md.rtech

Replies: 1
Views: 7,419

January 18, 2009, 09:30:54 PM
by Admin

carrier ECM blowers: understanding continuous fan cfm (and wattage)

Started by mdhare

Replies: 2
Views: 5,092

December 17, 2018, 08:27:22 PM
by Hvacpimp

how does low staging affect AFUE and longevity?

Started by mdhare

Replies: 0
Views: 4,640

December 30, 2018, 10:25:19 AM
by mdhare

Fedder as a brand for central air

Started by mdsjohna

Replies: 1
Views: 5,281

June 17, 2008, 04:18:24 PM
by Admin

On Call for Heat, Blower and Inducer running together, But No Fire and Flam

Started by Mechanical Contractor

Replies: 5
Views: 5,509

December 22, 2016, 08:39:16 PM
by ainsworthCA

Dizzy

Started by Medic1982

Replies: 7
Views: 6,882

April 11, 2019, 06:47:43 PM
by Porcupinepuffer

What are you thoughts about Digital Scroll Compressor technology?

Started by mekaniko5

Replies: 2
Views: 5,273

January 28, 2015, 12:33:57 AM
by airtrackinc

Experience with either the 6700 or 6600 series Napoleon

Started by melaniewalker

Replies: 3
Views: 398

August 25, 2023, 05:28:26 PM
by Sergroum

MUNCHKIN MC99 BOILER

Started by MER57

Replies: 0
Views: 63

March 26, 2024, 08:32:10 PM
by MER57

Inside blower not coming on!

Started by metaldrivensoul

Replies: 2
Views: 5,464

August 23, 2007, 09:12:22 PM
by mrheatpump

Furnace board relay clicking ON OFF ON (believe relay for main large blower fan)

Started by mhvac

Replies: 1
Views: 202

November 30, 2023, 10:56:03 AM
by Porcupinepuffer

Why furnace has a small puff of flame at the gas nozzle/orifice during ignition?

Started by michael77

Replies: 4
Views: 6,025

February 02, 2014, 08:48:23 PM
by michael77

Help! Flame detector

Started by Mickyfinn

Replies: 1
Views: 154

January 13, 2024, 09:34:00 AM
by Mickyfinn

Blower too slow?

Started by micro

Replies: 3
Views: 433

April 04, 2023, 06:15:19 AM
by Admin

Gas Piping Bonding

Started by Midshipwhisper

Replies: 4
Views: 6,336

March 30, 2014, 04:34:55 PM
by Porcupinepuffer

Illegal installations of gas appliances in Bedrooms, Bathrooms, and Kitchens

Started by MightyQ

Replies: 3
Views: 8,112

January 08, 2015, 05:26:32 PM
by Admin

new user with a question

Started by mike b

Replies: 1
Views: 4,643

July 27, 2011, 09:12:20 PM
by Admin

Can't get a clean burn

Started by mike117

Replies: 3
Views: 4,515

February 15, 2018, 07:56:26 PM
by mike117

Hello All! (Old Tracer 100/EMS Questions)

Started by MikeC

Replies: 0
Views: 4,696

May 25, 2011, 04:44:40 PM
by MikeC

Central AC question

Started by MikeC555

Replies: 3
Views: 513

November 01, 2022, 12:57:45 PM
by MikeC555

Furnace motor oil ports

Started by Mikegee68

Replies: 4
Views: 4,140

January 23, 2015, 03:17:11 PM
by Mikegee68

Oil burner problem

Started by Mikemrq

Replies: 2
Views: 375

November 23, 2023, 08:20:48 AM
by rmuntz

Sidewall furnace vent

Started by miker

Replies: 5
Views: 6,276

March 30, 2016, 08:30:44 PM
by Admin

G43 Lennox issue

Started by Mikeydaman

Replies: 7
Views: 2,585

January 17, 2021, 01:43:55 PM
by Mikeydaman

Radiant Garage Heater -exhaust vent routing with elevated heater? CSA B149.1-15

Started by mike_scoby

Replies: 3
Views: 4,996

August 13, 2016, 08:05:09 PM
by Sergroum

VFD VOLTAGE AND MOTOR VOLTAGE

Started by miko

Replies: 0
Views: 138

January 19, 2024, 03:06:37 AM
by miko

Information. About himark london

Started by Mikr

Replies: 1
Views: 454

November 04, 2022, 03:58:35 PM
by rmuntz

G. 3 Practical hand on challenge.

Started by Minh le

Replies: 4
Views: 6,920

May 22, 2018, 12:45:48 AM
by Minh le