HVAC Help

WWW.HVACTECHGROUP.COM

Started by Admin

Replies: 0
Views: 10,506

March 13, 2010, 05:09:44 PM
by Admin

Disclaimer!

Started by Admin

Replies: 0
Views: 12,739

June 11, 2009, 09:05:22 PM
by Admin

Hayward H250FDN Indoor Venting Install

Started by Carbon8

Replies: 0
Views: 4

Today at 02:54:49 PM
by Carbon8

313D EXAM PREP

Started by biancomech

Replies: 0
Views: 3

Today at 02:19:39 PM
by biancomech

Can using window units vs central air cause roof damage

Started by IIKnowNothingJonSnow

Replies: 0
Views: 17

May 13, 2024, 12:09:44 PM
by IIKnowNothingJonSnow

Replace 2009 Carrier Infinity System

Started by stephanhart

Replies: 3
Views: 118

May 09, 2024, 09:08:22 PM
by Byron

Ox Box by Trane Furnace

Started by jcalabrese

Replies: 1
Views: 41

May 09, 2024, 07:50:32 PM
by Admin

Day/Night Package unit 587ANZ048100AAAG

Started by joemech83

Replies: 0
Views: 74

April 26, 2024, 03:03:30 PM
by joemech83

Smell coming from vents

Started by Salvaan

Replies: 4
Views: 164

April 21, 2024, 03:05:43 PM
by midnightbastet

Lifebreath 0% RH

Started by goldkicks000

Replies: 1
Views: 103

April 19, 2024, 01:40:40 PM
by Admin

Don park B vent sidewall termination

Started by Hvacpimp

Replies: 2
Views: 92

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

Gas meter pressure tap

Started by 5cent

Replies: 13
Views: 339

April 15, 2024, 01:29:47 PM
by 5cent

Help

Started by DbSan

Replies: 2
Views: 108

April 14, 2024, 04:26:17 PM
by Admin

Lifebreath DCS300 No Power

Started by smokeythebandit

Replies: 3
Views: 130

April 08, 2024, 11:48:11 AM
by smokeythebandit

Lifebreath 195DCS Digital Control Unit

Started by PhilA

Replies: 5
Views: 117

April 05, 2024, 06:26:39 PM
by Admin

HVAC digital controller sign

Started by Alika

Replies: 2
Views: 85

April 03, 2024, 01:52:52 PM
by Admin

Rheem central AC keeps freezing up

Started by Lopez219

Replies: 1
Views: 106

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

MUNCHKIN MC99 BOILER

Started by MER57

Replies: 0
Views: 74

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

HVAC Carrier Heater intermittent problem

Started by Johnnybg00d

Replies: 6
Views: 287

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

BOSCH Tankless T9800SE 160K BTU shows C1 & C2 error

Started by tester22

Replies: 3
Views: 132

March 12, 2024, 09:44:15 AM
by Sergroum

Help to disassemble

Started by welderwonder

Replies: 0
Views: 86

March 10, 2024, 05:47:05 PM
by welderwonder

HRV defrost motor

Started by Smck_6

Replies: 1
Views: 185

March 03, 2024, 04:03:03 PM
by Admin

Manual D TEL conundrum

Started by Blowhard

Replies: 0
Views: 104

March 01, 2024, 05:38:11 PM
by Blowhard

Ecobee premiun + HRV

Started by GECR21989

Replies: 0
Views: 133

February 27, 2024, 01:51:53 PM
by GECR21989

Need Source for Double Pole Single Throw Fan Relay 24 Volt 5 Amp

Started by vacman

Replies: 3
Views: 248

February 21, 2024, 08:15:50 AM
by vacman

Where can I put a humidifier on my furnace?

Started by Tailee

Replies: 4
Views: 248

February 18, 2024, 11:19:29 AM
by scarey8

Primary loop

Started by Elegance

Replies: 1
Views: 158

February 17, 2024, 08:49:12 AM
by scarey8

Interlocking furnace with HRV need explanations

Started by Alexhvac66

Replies: 9
Views: 16,471

February 14, 2024, 07:21:49 AM
by Sergroum

Cost for installing tankless water heater

Started by playatwork007

Replies: 4
Views: 205

February 13, 2024, 04:06:46 PM
by Porcupinepuffer

Lifebreath 155 Max High speed issue

Started by marcgap

Replies: 1
Views: 184

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

NTI ignition issue.

Started by scarey8

Replies: 2
Views: 172

February 10, 2024, 04:06:43 PM
by scarey8

Lennox CBX32MV-060 Fan Running At Full Speed During Heating Cycles

Started by super dave T

Replies: 6
Views: 318

February 04, 2024, 05:42:14 PM
by Admin

Blower Motor not coming on. Only 3 volts to speed wire. Relay faulty?

Started by vacman

Replies: 1
Views: 179

February 04, 2024, 10:07:53 AM
by vacman

2 Stage Furnace Intermittent Problem Solved

Started by Mark3577

Replies: 0
Views: 190

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

Intermittent shut down before ignition. Aire-Flo #AF80MPA075BSB

Started by Mac63

Replies: 3
Views: 210

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

VanEE exchanger duct install

Started by Tailee

Replies: 3
Views: 158

February 02, 2024, 07:32:37 AM
by Admin

Think I fried my control board?

Started by Catch22

Replies: 2
Views: 182

January 30, 2024, 07:41:00 PM
by Catch22

Unusual Cost Estimate for furnace part - feedback appreciated

Started by Mark3577

Replies: 3
Views: 165

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

Premature Burner Shut-Off - Rheem Gas Furnace RGTA-07EMAES

Started by All2kool

Replies: 1
Views: 233

January 27, 2024, 08:28:20 AM
by Admin

Fast Stats. Hot! Hot! Hot!

Started by Sergroum

Replies: 0
Views: 144

January 24, 2024, 05:00:58 PM
by Sergroum

VanEE 90 H motor not spinning

Started by Tailee

Replies: 0
Views: 125

January 24, 2024, 11:46:43 AM
by Tailee

Humidity level will not increase

Started by Agh089

Replies: 8
Views: 368

January 24, 2024, 06:57:14 AM
by Admin

Undersized Furnace?

Started by Gears

Replies: 7
Views: 365

January 23, 2024, 08:50:53 AM
by Gears

HRV1-150 Circuit Board

Started by gill_mn

Replies: 1
Views: 167

January 20, 2024, 06:04:14 PM
by Admin

VFD VOLTAGE AND MOTOR VOLTAGE

Started by miko

Replies: 0
Views: 149

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

Wiring a inverter generator back up pigtail to a Trane XE 90 furnace

Started by Falcon195

Replies: 0
Views: 199

January 18, 2024, 11:29:15 PM
by Falcon195

furnace fan runs whenever it wants to

Started by Rob

Replies: 3
Views: 244

January 17, 2024, 04:01:13 PM
by Admin

Carrier part number help

Started by Brahaum

Replies: 2
Views: 166

January 16, 2024, 09:36:38 PM
by Brahaum

Help! Flame detector

Started by Mickyfinn

Replies: 1
Views: 170

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

HVAC intermittent smell from ceiling vents - How to fix??

Started by David42

Replies: 0
Views: 196

January 07, 2024, 09:45:14 AM
by David42

Why is like this Inside Attic having lot of Moisturization Water on Top of Insul

Started by tester22

Replies: 1
Views: 259

January 03, 2024, 08:03:26 PM
by Porcupinepuffer

Unit Heater (NG Garage Heater) Placement Issue

Started by abeyersdorff

Replies: 3
Views: 342

January 03, 2024, 09:58:45 AM
by abeyersdorff

Furnace code 837

Started by Naive customer

Replies: 2
Views: 220

December 27, 2023, 04:18:33 PM
by samihabib

Rheem gas furnace false starts

Started by Buzz

Replies: 1
Views: 279

December 21, 2023, 05:29:28 AM
by Porcupinepuffer

Heat pump not heating

Started by Hvacneedy

Replies: 4
Views: 301

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

Ducted Airconditioning and pipe work sizing

Started by H1988

Replies: 0
Views: 175

December 19, 2023, 10:50:02 AM
by H1988

To reduce my Water Bill, can I adjust Shut Off Valve under Kitchen & Sink faucet

Started by tester22

Replies: 1
Views: 229

December 16, 2023, 09:07:29 AM
by Porcupinepuffer

Troubleshooting

Started by hvactech23

Replies: 4
Views: 267

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

Is it ok to replace this ZURN WILKINS ZW1017XL into new little different ZURN WI

Started by tester22

Replies: 7
Views: 416

December 12, 2023, 08:27:30 AM
by tester22

Blower Motor Stalls Every Cycle

Started by ACME_Mike

Replies: 8
Views: 336

December 10, 2023, 05:41:46 PM
by ACME_Mike

mercury flame sensor replacement

Started by alfred67

Replies: 25
Views: 20,730

December 10, 2023, 12:09:00 PM
by jherman

Indoor unit not blowing hot air

Started by filix2455

Replies: 0
Views: 191

December 09, 2023, 08:04:58 AM
by filix2455

Lennox error E124 for zone t-stat

Started by Montecore

Replies: 0
Views: 201

December 05, 2023, 11:39:07 AM
by Montecore

Metal Hood Clearance Over Gas Range

Started by lisadepaolo@gmail.com

Replies: 5
Views: 321

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

RUUD Achiever Question

Started by JMeik

Replies: 1
Views: 191

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

Inverter Duty Hyper Heat

Started by viking

Replies: 0
Views: 184

December 02, 2023, 09:38:06 PM
by viking

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

Started by mhvac

Replies: 1
Views: 215

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

Connecting Venmar HRV to Lennox Communicating Furnace & Heat Pump

Started by jcanzo86

Replies: 0
Views: 186

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

Trane Furnace Shuts off / Loud Clicking on Restart - Control Board?

Started by steelworx

Replies: 1
Views: 217

November 29, 2023, 12:53:16 PM
by Porcupinepuffer

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

Started by Kosmo23

Replies: 3
Views: 219

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

Furnace fan problems!!!!

Started by matskot

Replies: 1
Views: 224

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

Oil burner problem

Started by Mikemrq

Replies: 2
Views: 403

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

Trane Burners Fail To Stay Lit

Started by krawfo

Replies: 3
Views: 317

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

Furnace randomly shuts off

Started by Agyuker

Replies: 2
Views: 280

November 13, 2023, 06:11:20 PM
by Admin

Designation/certificate to do commercial hvac drawings???

Started by wantboost

Replies: 2
Views: 351

November 09, 2023, 08:13:32 AM
by wantboost

Anyone do Hvac drawing for new builds ??

Started by wantboost

Replies: 13
Views: 1,490

November 08, 2023, 08:40:36 PM
by wantboost

Adding returns in rooms

Started by hello73

Replies: 3
Views: 399

November 06, 2023, 08:30:42 PM
by Hgye

Is this possible?? HVAC professionals opinion needed

Started by martin1234

Replies: 0
Views: 344

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

Help with an Open High Limit on Goodman furnace

Started by ferox1

Replies: 3
Views: 452

November 03, 2023, 06:04:30 PM
by Admin

Trane XV90 second stage doesn't always work

Started by Mark3577

Replies: 2
Views: 302

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

Ignitor not working - Control board? Lennox G61mpv

Started by Bigrockk

Replies: 7
Views: 703

October 30, 2023, 04:37:25 PM
by Bigrockk

Flame Rectifier Older Pilot Furnace

Started by Bob G

Replies: 4
Views: 327

October 27, 2023, 06:36:02 PM
by Admin

Brand new Ruud u962v07

Started by Jpiazza

Replies: 2
Views: 301

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

Digital panel (dxpl02) not relaying instructions/signal to Lifebreath dcs 300

Started by Nick L

Replies: 12
Views: 798

October 19, 2023, 08:44:45 PM
by Admin

HVAC Apartment Insulation Replacement Needed?

Started by wella

Replies: 4
Views: 469

October 17, 2023, 12:11:09 PM
by wella

Is it the ECM motor or the control board of the furnace that might be failing?

Started by user2023

Replies: 2
Views: 320

October 07, 2023, 11:55:48 PM
by user2023

Adding an HRV Controller

Started by YYC_duel_fuel

Replies: 2
Views: 304

October 05, 2023, 09:20:16 AM
by YYC_duel_fuel

"slow continuous" mode on ERV

Started by Eric808

Replies: 2
Views: 276

October 05, 2023, 08:01:31 AM
by Eric808

Calling for heat but no blower

Started by always something

Replies: 7
Views: 563

October 02, 2023, 08:19:18 PM
by always something

Bryant 315AA furnace the blower is always on, no flame, 33 code

Started by alex4321

Replies: 2
Views: 299

October 02, 2023, 06:08:55 PM
by Admin

AC Breaker tripping

Started by Syncmaster

Replies: 13
Views: 590

October 02, 2023, 05:50:45 PM
by Admin

I've been told installing a programmable Wi-Fi thermostat for a heat pump is...

Started by gfr92y

Replies: 5
Views: 464

September 22, 2023, 08:54:52 PM
by Admin

Heat pump thermostat recommendation

Started by Hgye

Replies: 3
Views: 468

September 21, 2023, 07:32:50 PM
by samihabib

Ecobee wiring issue

Started by deep

Replies: 1
Views: 326

September 17, 2023, 09:25:07 AM
by Admin

new to HVAC work

Started by taiwanluthiers

Replies: 5
Views: 541

September 11, 2023, 04:21:00 AM
by tenletters

313 A license Study material

Started by kristi8640

Replies: 1
Views: 363

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

New central AC, condensers and SEER2 ratings vary on competing quotes

Started by evbuyer18

Replies: 0
Views: 268

September 09, 2023, 09:54:27 AM
by evbuyer18

Self installed Pasapair 18K BTU split mini

Started by EricJC

Replies: 1
Views: 463

September 08, 2023, 05:09:09 PM
by Porcupinepuffer

Rooftop Pro-Lift Shenanagins

Started by Sergroum

Replies: 0
Views: 439

September 07, 2023, 11:01:59 AM
by Sergroum

308R help

Started by Tinbanger22

Replies: 0
Views: 299

September 07, 2023, 07:17:06 AM
by Tinbanger22

carrier infinity help needed, tech's seem to be guessing on issue

Started by rgs80074

Replies: 2
Views: 378

September 06, 2023, 03:46:34 PM
by rgs80074

$5500 Compressor or something else

Started by Dradran

Replies: 5
Views: 449

September 03, 2023, 06:26:59 AM
by tenletters

Intermittent cooling

Started by Rbs

Replies: 3
Views: 365

September 01, 2023, 10:50:49 AM
by taiwanluthiers

Invita Tekmar Tstat Alternatives

Started by Sergroum

Replies: 0
Views: 402

September 01, 2023, 10:14:26 AM
by Sergroum

Experience with either the 6700 or 6600 series Napoleon

Started by melaniewalker

Replies: 3
Views: 411

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

Hvac

Started by Goldy40211

Replies: 2
Views: 365

August 25, 2023, 04:44:59 PM
by rmuntz

B/2 wire? Wut?

Started by Sergroum

Replies: 1
Views: 314

August 22, 2023, 05:09:45 PM
by Admin

Ecobee 5 + Lifebreath HRV installation help

Started by econewbee

Replies: 13
Views: 15,813

August 18, 2023, 07:57:52 PM
by Admin

Looking for Advice: Heat pump number of heads and location

Started by KVanier

Replies: 0
Views: 267

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

High pressure at 425 psi

Started by Ogontech

Replies: 2
Views: 328

August 12, 2023, 05:51:50 PM
by Porcupinepuffer

Float switch in a positive pressure air handler Trane

Started by Sintil8

Replies: 1
Views: 342

August 11, 2023, 12:40:20 PM
by Admin

Lifebreath 267max won’t run right

Started by Syno324

Replies: 0
Views: 422

August 01, 2023, 06:27:37 PM
by Syno324

Type of AC for small house

Started by Abandonedunit

Replies: 4
Views: 461

July 27, 2023, 08:52:42 AM
by Sergroum

Mini-Split HVAC System

Started by a2743

Replies: 4
Views: 412

July 24, 2023, 03:49:48 PM
by Admin

Normal for a compressor to get hot immediately?

Started by bigjoncoop

Replies: 1
Views: 334

July 24, 2023, 11:22:29 AM
by Sergroum

Las Vegas, Amana Split System (qty 2), stopped but now working

Started by bird95134

Replies: 3
Views: 500

July 24, 2023, 10:16:14 AM
by bird95134

The Nest Thermostat – where does the “C” wire go?

Started by Dynamo2000

Replies: 0
Views: 330

July 22, 2023, 09:14:18 PM
by Dynamo2000

High Coil Temp for Trane 1.5 Ton

Started by cotsy

Replies: 2
Views: 341

July 22, 2023, 08:44:04 AM
by cotsy

Fan coil humidity

Started by paprglider

Replies: 0
Views: 456

July 18, 2023, 03:15:46 PM
by paprglider

Serial number Friedrich AC

Started by Canadiancold

Replies: 0
Views: 298

July 10, 2023, 12:05:11 PM
by Canadiancold

carrier infinity fe4anf003 communication error 44/41 need help

Started by rgs80074

Replies: 0
Views: 872

July 09, 2023, 09:51:06 AM
by rgs80074

3 techs = 3 different answers.

Started by MrLakeShow

Replies: 5
Views: 521

July 06, 2023, 02:39:51 PM
by NoDIY

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

Started by Kerbear

Replies: 1
Views: 321

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

High velocity vs low velocity

Started by A-Rex

Replies: 2
Views: 376

July 05, 2023, 09:36:01 PM
by Hgye

Need Help - Obsolete Honeywell Thermostat

Started by Diamonddave952

Replies: 1
Views: 293

July 03, 2023, 08:45:23 AM
by Porcupinepuffer

ecobee with HRV

Started by boramos

Replies: 7
Views: 523

July 02, 2023, 11:45:55 PM
by Admin

Air stratification (on purpose)?

Started by Frstuttit

Replies: 0
Views: 308

July 02, 2023, 10:54:11 PM
by Frstuttit

Help needed! Local HVAC techs don’t even know what’s going on.

Started by Dsanders12

Replies: 2
Views: 527

June 28, 2023, 08:30:53 PM
by Dsanders12

Musty Smell coming through vents

Started by Bramski

Replies: 3
Views: 559

June 24, 2023, 06:37:48 AM
by Admin

Replacing 80's Thermostat 7.5v?

Started by rovafa2002

Replies: 3
Views: 426

June 22, 2023, 11:01:57 AM
by rovafa2002

ERV with whole house dehumidifier a good idea for Ontario?

Started by Eric808

Replies: 4
Views: 516

June 18, 2023, 06:16:01 AM
by Eric808

Question about my unit

Started by Smolsbee

Replies: 1
Views: 311

June 15, 2023, 02:36:16 PM
by Hgye

HELPP! HVAC duct motor spins and clicks!

Started by Mrdduma

Replies: 0
Views: 298

June 14, 2023, 06:31:58 PM
by Mrdduma

HVAC cheat sheets?

Started by Steve.Keelan

Replies: 2
Views: 781

June 07, 2023, 04:31:08 AM
by tenletters

Drastic HVAC performance reduction

Started by Theone964

Replies: 0
Views: 326

June 06, 2023, 02:29:23 PM
by Theone964

Poor HVAC Ventilation In Bedroom

Started by toicy4ya

Replies: 1
Views: 361

June 05, 2023, 07:05:46 PM
by Admin

22 Year Old Goodman Evap Coil

Started by robmaxfli

Replies: 5
Views: 589

June 04, 2023, 12:26:38 PM
by Admin

Mr. Cool P1 Code

Started by Hesslerk

Replies: 1
Views: 321

June 04, 2023, 09:26:13 AM
by Admin

Is it possible to have a two wire smart thermostat for central heating/cooling?

Started by PurpleKoolAid

Replies: 6
Views: 877

June 01, 2023, 10:53:34 AM
by PurpleKoolAid

Variable Fan running full speed

Started by CrashAlpha

Replies: 18
Views: 1,143

May 31, 2023, 10:39:08 AM
by CrashAlpha

Carrier Heat Pump Wiring Question.

Started by dastx435

Replies: 14
Views: 1,285

May 29, 2023, 03:06:40 AM
by Admin

313d exam study /practice material

Started by Batala2023

Replies: 1
Views: 455

May 26, 2023, 08:12:50 PM
by Admin

R422D superheat... Can't seem to get my unit to run efficiently

Started by DTinNC

Replies: 6
Views: 670

May 22, 2023, 11:52:37 PM
by DTinNC

Need help with HVAC unit (inside home) weird problem

Started by himybro

Replies: 5
Views: 599

May 17, 2023, 10:58:12 PM
by DTinNC

Old rheem thermostat change out

Started by tiny tim

Replies: 2
Views: 370

May 15, 2023, 03:47:24 PM
by tiny tim

Defrost damper function problem with Lennox HRV

Started by The Lion

Replies: 15
Views: 2,130

May 13, 2023, 01:07:07 PM
by The Lion

Lifebreath 155max

Started by nick22

Replies: 3
Views: 445

May 10, 2023, 06:32:45 PM
by Admin

Ecobee Smart Thermostat + HRV Ventilation System Installation Help!

Started by mythx1

Replies: 1
Views: 463

May 07, 2023, 09:22:03 AM
by Admin

Calculating meter capacity

Started by Andronius

Replies: 1
Views: 397

May 03, 2023, 09:20:16 PM
by Attavior

Looking for Help regarding relites of gas appliances

Started by Moen17

Replies: 2
Views: 404

May 03, 2023, 07:19:25 PM
by Moen17

Replacement for Trane XL824

Started by Robert 1151

Replies: 1
Views: 384

April 25, 2023, 06:22:36 PM
by Admin

Red Zone DVS 600 Air Handler Furnace connect with Tankless Hot Ware Heater havin

Started by tester22

Replies: 15
Views: 1,123

April 22, 2023, 07:47:50 PM
by tester22

Looking for help with heat pump

Started by vredfreak

Replies: 4
Views: 521

April 19, 2023, 12:59:12 PM
by vredfreak

Please help to identfy old condenser

Started by copyman

Replies: 3
Views: 557

April 18, 2023, 01:58:33 PM
by copyman

What type of duct work is this ??

Started by wantboost

Replies: 2
Views: 417

April 18, 2023, 06:39:53 AM
by Admin

Help! Getting Quotes for New Heat Pump

Started by AZflower23

Replies: 2
Views: 414

April 14, 2023, 06:43:16 AM
by Sergroum

313D Exams Private Forum

Started by divyanshumann

Replies: 2
Views: 782

April 12, 2023, 05:40:32 PM
by Sergroum

308r/a

Started by Sergroum

Replies: 2
Views: 643

April 10, 2023, 01:05:39 PM
by Sergroum

1: Did I damage my heat pump? 2: Should I simply replace defrost sensor & board?

Started by gfr92y

Replies: 5
Views: 471

April 09, 2023, 07:12:29 AM
by Sergroum

Two stage heat pump condenser only 4 wires

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Replies: 4
Views: 680

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

Compressor Running - No Cooling Trane XR11

Started by bigjoncoop

Replies: 4
Views: 493

April 07, 2023, 11:37:35 AM
by rmuntz

Navian + iFlow advice on new house install

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Replies: 6
Views: 635

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

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Started by Sergroum

Replies: 2
Views: 729

April 05, 2023, 06:01:34 PM
by Sergroum

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Replies: 3
Views: 450

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

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Replies: 17
Views: 23,730

April 01, 2023, 09:47:50 AM
by Derrby

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Started by USAFTbone

Replies: 1
Views: 595

March 31, 2023, 10:04:20 AM
by Admin

h9mpv100j20d1 Blower motor issues

Started by Cwalker

Replies: 2
Views: 425

March 31, 2023, 07:58:02 AM
by Cwalker

who can apply csa permit for new air conditioning installation

Started by double008

Replies: 2
Views: 412

March 30, 2023, 06:02:42 PM
by Admin

Condensate Pan Tablets

Started by Sergroum

Replies: 2
Views: 394

March 30, 2023, 01:59:30 PM
by rmuntz

Mini-Split not blowing heat after a power outage.

Started by Steve23

Replies: 2
Views: 516

March 29, 2023, 08:31:24 AM
by Steve23

Need advice for head pressure controls

Started by svardekar

Replies: 1
Views: 436

March 28, 2023, 04:49:16 PM
by scarey8

Fan motor in Trane air handler not coming on. Capacitor?

Started by vacman

Replies: 22
Views: 1,531

March 27, 2023, 09:44:55 AM
by vacman

Lennox HP / AH compatibility

Started by joephu

Replies: 2
Views: 598

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

White-Rodgers 36J27-508 Rev B

Started by DaveTF

Replies: 4
Views: 907

March 16, 2023, 08:28:19 PM
by Porcupinepuffer

I have an Ecobee 4

Started by newzealandescortspage

Replies: 1
Views: 556

March 14, 2023, 07:54:44 AM
by Admin

Enbridge Vent Connector issue

Started by scarey8

Replies: 7
Views: 1,052

March 09, 2023, 08:49:03 PM
by NoDIY

Goodman GMES96 air switch sputter

Started by chillerelvis

Replies: 0
Views: 382

March 07, 2023, 11:58:29 PM
by chillerelvis

Install new duct in slab

Started by Xiaopig9

Replies: 2
Views: 706

March 05, 2023, 01:15:55 PM
by Xiaopig9

Does testing a connection with voltmeter risk damaging the circuit ?

Started by vacman

Replies: 4
Views: 699

February 28, 2023, 05:27:37 PM
by vacman

Is The Ground Wired Correctly in Subpanel

Started by addmorebhp77

Replies: 1
Views: 584

February 24, 2023, 12:36:28 PM
by addmorebhp77

Sequence of events when removing, discharging, and testing a run capacitor

Started by vacman

Replies: 2
Views: 609

February 19, 2023, 07:20:06 PM
by tenletters

Recommended Condenser?

Started by johnywhy

Replies: 0
Views: 638

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

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

Started by Huckleberry

Replies: 2
Views: 659

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

Faulty condensate trap causes damage to my new Goodman furnace

Started by radar2000

Replies: 3
Views: 811

February 15, 2023, 06:26:04 PM
by Sergroum

Adding Remote Switch to HRV (LifeBreath RNC-155)

Started by organometallics

Replies: 4
Views: 1,053

February 14, 2023, 02:01:44 PM
by organometallics

HVAC performance (CFM) vs filter state

Started by organometallics

Replies: 0
Views: 485

February 14, 2023, 01:52:25 PM
by organometallics

Venmar Terminal connector

Started by kman

Replies: 2
Views: 537

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

Venmar Constructo 1.0 stuck in boot loop

Started by ChrisW

Replies: 3
Views: 471

February 09, 2023, 08:00:11 PM
by ChrisW

Bryant error code 33, limit switch or draft safeguard?

Started by Raul7600

Replies: 2
Views: 710

February 07, 2023, 11:00:48 PM
by samihabib

Geo System w/ Honeywell HZ432 and 2- Nest Thermostat

Started by psu2ski32

Replies: 3
Views: 739

February 02, 2023, 08:28:59 PM
by Admin

Trane XV95 fan speed?

Started by tumbleweed

Replies: 3
Views: 559

January 30, 2023, 06:45:53 PM
by Admin

High Efficiency Furnace Venting Through Cold Air Return

Started by rkeaner

Replies: 2
Views: 537

January 29, 2023, 10:08:04 AM
by rkeaner

Question about mixing heat pump and Electric baseboard .

Started by futfut

Replies: 3
Views: 589

January 28, 2023, 07:32:52 PM
by Admin

Humming from Furnace. Ice on pipes.

Started by Levi-Leroy

Replies: 5
Views: 595

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

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

Started by logsplitter

Replies: 1
Views: 462

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

Refrigerant Q & A

Started by DIYDan

Replies: 2
Views: 460

January 13, 2023, 03:48:42 PM
by Porcupinepuffer

Electric furnace doesn't turn on when call for heat

Started by andre.dsouza

Replies: 2
Views: 468

January 12, 2023, 06:45:05 PM
by andre.dsouza

Adding sensor to air inlet

Started by JayKay1946

Replies: 1
Views: 510

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

Vane wall mount control has no power

Started by Jim48

Replies: 1
Views: 438

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

From G2 to Class B of Alberta

Started by deep

Replies: 3
Views: 556

January 08, 2023, 09:26:08 PM
by Minh le