HVAC Help

WWW.HVACTECHGROUP.COM

Started by Admin

Replies: 0
Views: 10,944

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

Disclaimer!

Started by Admin

Replies: 0
Views: 13,174

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

Honeywell T10+ with Redlink 3.0

Started by Benny

Replies: 0
Views: 17

May 13, 2025, 07:06:44 PM
by Benny

furnace sizing

Started by Hp

Replies: 3
Views: 176

May 09, 2025, 08:33:03 PM
by TexMex099

Trane TayPlus v103A

Started by plagana57

Replies: 0
Views: 41

May 05, 2025, 03:53:30 PM
by plagana57

HVAC leak from floor above

Started by AvgJoe

Replies: 2
Views: 37

May 03, 2025, 01:13:27 PM
by Porcupinepuffer

Trane cooling issues

Started by Makita

Replies: 0
Views: 32

April 28, 2025, 04:54:05 PM
by Makita

Cold Air Flow When Furnace Not Running

Started by ujx51

Replies: 0
Views: 318

April 15, 2025, 11:41:17 AM
by ujx51

313 A license Study material

Started by kristi8640

Replies: 2
Views: 772

April 04, 2025, 10:04:55 AM
by Heatencoldair

Goodman Loud Whine…

Started by numerocinco2714

Replies: 1
Views: 115

March 30, 2025, 08:03:04 AM
by Admin

Venmar ERV Ecobee Premium wiring

Started by ghammer80

Replies: 5
Views: 151

March 26, 2025, 09:58:52 PM
by ghammer80

AC compressor randomly not turning on

Started by Suef

Replies: 0
Views: 99

March 26, 2025, 09:30:59 AM
by Suef

VanEE 38586R damper motor

Started by cj-mn

Replies: 0
Views: 117

March 26, 2025, 12:52:24 AM
by cj-mn

VanEE Power Off/On Damper Postion

Started by NH

Replies: 3
Views: 254

March 21, 2025, 06:24:10 PM
by Admin

HRV air exchanger replacement, worth it?

Started by hrv_broken

Replies: 1
Views: 213

March 13, 2025, 09:16:19 AM
by hrv_broken

LifeBreath 155Max no longer working

Started by KarlR

Replies: 0
Views: 138

March 01, 2025, 03:04:14 PM
by KarlR

Inducer fan humming, not turning on sometimes, capacitor location

Started by Derby

Replies: 0
Views: 146

February 21, 2025, 03:38:31 PM
by Derby

Furnace exhaust vent distance to neighbours intake or exhaust ???

Started by wantboost

Replies: 2
Views: 154

February 20, 2025, 08:04:37 PM
by wantboost

Please help me choose which one to go with.

Started by adonisallan

Replies: 2
Views: 242

February 12, 2025, 03:16:24 AM
by Sergroum

Ecobee Enhanced - Vanee H60 - 1 Wire setup

Started by Fil

Replies: 0
Views: 151

February 09, 2025, 02:18:02 PM
by Fil

Does a 2-stage thermostat still exist that shows it's current stage?

Started by Jimmyguitar

Replies: 4
Views: 217

February 09, 2025, 01:24:19 PM
by Jimmyguitar

Fantech ATMO ERV + Ecobee

Started by NomadEng

Replies: 4
Views: 266

February 08, 2025, 04:14:47 PM
by NomadEng

Ecobee Smart Thermostat With Voice Control - Vanee H60 - Continuously running

Started by Fil

Replies: 2
Views: 175

February 08, 2025, 07:33:39 AM
by Fil

G2 exam

Started by Eastonmorrison2001

Replies: 0
Views: 134

February 04, 2025, 08:05:47 PM
by Eastonmorrison2001

SummerAir ECPBT 20 min Timer switch

Started by scaupman

Replies: 0
Views: 230

February 02, 2025, 10:33:07 AM
by scaupman

mini split wire

Started by double008

Replies: 3
Views: 212

January 24, 2025, 01:39:46 PM
by Byron

Furnace's fan is not working in "ON" position

Started by Vensi

Replies: 2
Views: 287

January 23, 2025, 09:28:56 PM
by Vensi

Mercury flame sensor replacement

Started by Peterpain6

Replies: 1
Views: 160

January 22, 2025, 08:57:20 PM
by Hgye

Updating 1995 furnace .....

Started by RenoG

Replies: 0
Views: 133

January 21, 2025, 05:09:53 PM
by RenoG

Humidifier works but RH still low

Started by SRSmith

Replies: 2
Views: 166

January 20, 2025, 10:50:50 PM
by SRSmith

Heater help, 120+volts when unplugged

Started by Danefoggy

Replies: 5
Views: 292

January 04, 2025, 09:17:54 PM
by Danefoggy

Cold Air Return - near ceiling

Started by HDVH2024

Replies: 2
Views: 377

December 23, 2024, 10:05:51 AM
by HDVH2024

Strobing lights on Lennox HRV

Started by TonyG

Replies: 0
Views: 262

December 21, 2024, 09:01:27 AM
by TonyG

Heat exchanger VanEE 90H

Started by Nnelg

Replies: 0
Views: 195

December 14, 2024, 05:19:15 PM
by Nnelg

Two stage furnace problem and question

Started by rx64397

Replies: 3
Views: 348

December 11, 2024, 09:11:19 PM
by JohnB1981

Heat pump and furnace issue after heat pump installation

Started by crwong77

Replies: 0
Views: 221

December 04, 2024, 10:10:34 PM
by crwong77

Connecting Venmar HRV to Lennox Communicating Furnace & Heat Pump

Started by jcanzo86

Replies: 2
Views: 807

November 29, 2024, 10:01:50 AM
by g-unit

Hook ERV to New Honeywell T10 Thermostat

Started by nailbird

Replies: 6
Views: 5,534

November 13, 2024, 12:20:23 PM
by laroucja

Old HRV interlock to new heat pump

Started by drk2004

Replies: 4
Views: 526

November 11, 2024, 10:00:24 AM
by drk2004

Manitowoc Ice Machine not making ice

Started by idoseadoo

Replies: 1
Views: 377

November 08, 2024, 08:19:59 PM
by InfinitudeMECH

Please help me understand

Started by Ridiculous

Replies: 25
Views: 1,287

November 06, 2024, 11:03:42 PM
by InfinitudeMECH

Condensation on Concealed Ducted Units – Possible Causes?

Started by HVAC_Newbieee

Replies: 0
Views: 238

November 01, 2024, 03:20:38 AM
by HVAC_Newbieee

Lifebreath 155Max Questions

Started by rathpr

Replies: 0
Views: 306

October 26, 2024, 03:01:57 PM
by rathpr

air exchanger

Started by art

Replies: 3
Views: 573

October 21, 2024, 06:32:54 AM
by Admin

PTAC Wind Noise

Started by spedprof

Replies: 1
Views: 399

October 17, 2024, 06:32:20 AM
by Porcupinepuffer

Help with tstat wiring at control panel

Started by spd7171

Replies: 0
Views: 327

October 14, 2024, 10:06:35 AM
by spd7171

Lifebreath RNC6-ES right motor's not starting.

Started by monzzzzz

Replies: 2
Views: 406

October 13, 2024, 12:10:16 PM
by monzzzzz

Inducer cycling non stop

Started by Tylergm

Replies: 2
Views: 366

September 29, 2024, 01:44:02 PM
by Porcupinepuffer

Can a furnace blower be wired to turn on a HRV, without using NO/NC terminals?

Started by needair

Replies: 10
Views: 13,089

September 18, 2024, 05:45:14 PM
by Admin

Ecobee premiun + HRV

Started by GECR21989

Replies: 1
Views: 495

September 17, 2024, 06:21:14 PM
by Admin

Soft Start Install Question

Started by rfc2005

Replies: 1
Views: 334

September 10, 2024, 03:21:48 PM
by Porcupinepuffer

Duct Design

Started by Killadoe

Replies: 2
Views: 484

September 01, 2024, 08:14:24 AM
by Killadoe

Patched boiler?

Started by lambmike

Replies: 0
Views: 264

August 31, 2024, 03:57:38 PM
by lambmike

Condenser Replacement Options

Started by bluebird

Replies: 1
Views: 331

August 16, 2024, 03:53:02 PM
by Porcupinepuffer

Question about Lifebreath HRV, interlock and balancing

Started by AndyM

Replies: 5
Views: 443

August 13, 2024, 05:09:33 AM
by Admin

Variable Fan running full speed

Started by CrashAlpha

Replies: 21
Views: 3,748

August 06, 2024, 12:35:52 PM
by CrashAlpha

New to HVAC need some guidance

Started by ckavert446

Replies: 6
Views: 501

August 01, 2024, 05:09:23 AM
by tenletters

Help needed !

Started by Phil

Replies: 7
Views: 586

July 31, 2024, 05:07:17 PM
by Phil

Question regarding my Venmar

Started by Bannerman

Replies: 1
Views: 439

July 29, 2024, 10:40:09 PM
by NoDIY

Ecobee thermostat problem

Started by paklinkselectric

Replies: 3
Views: 358

July 28, 2024, 02:13:06 AM
by paklinkselectric

New House, HVAC Nightmare

Started by nailbird

Replies: 0
Views: 375

July 21, 2024, 03:36:54 PM
by nailbird

Messed up install

Started by Tastygrass

Replies: 7
Views: 552

July 11, 2024, 06:05:02 PM
by Porcupinepuffer

Help With Troublesome System

Started by Greatwhitewing

Replies: 0
Views: 263

July 07, 2024, 07:51:04 AM
by Greatwhitewing

New to HVAC - need practical experience while working towards certifications

Started by Imran

Replies: 0
Views: 423

July 04, 2024, 09:08:03 AM
by Imran

What should the motor windings be on a Carrier ECM 1HP Motor model number number

Started by Cajunboy1959

Replies: 1
Views: 465

June 29, 2024, 10:34:13 AM
by Porcupinepuffer

AC help

Started by harley7316

Replies: 2
Views: 507

June 22, 2024, 10:22:08 PM
by Hgye

B149.1 OFC ITSM 17-009 Clarification of Appliance Vent Termination

Started by rkhan

Replies: 6
Views: 736

June 14, 2024, 06:08:16 AM
by Admin

Stacked Heat Pump condensate drain lines

Started by HVAC Engineer5

Replies: 0
Views: 329

June 12, 2024, 06:34:15 PM
by HVAC Engineer5

Normal Defrost vs. R2000 Defrost in Lifebreath HRVs

Started by anatolewilson

Replies: 0
Views: 372

June 04, 2024, 11:39:02 PM
by anatolewilson

Fujitsu split mini ac unit

Started by Ronskibby67

Replies: 5
Views: 430

May 31, 2024, 06:35:26 PM
by scarey8

Hi Velocity AC freezing problem

Started by bparizadehhvac

Replies: 2
Views: 479

May 20, 2024, 01:58:20 PM
by bparizadehhvac

Software for invoicing and book keeping

Started by mir

Replies: 3
Views: 5,090

May 18, 2024, 09:26:41 AM
by Hgye

Hayward H250FDN Indoor Venting Install

Started by Carbon8

Replies: 2
Views: 796

May 17, 2024, 08:46:01 AM
by Carbon8

Can using window units vs central air cause roof damage

Started by IIKnowNothingJonSnow

Replies: 0
Views: 317

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

Replace 2009 Carrier Infinity System

Started by stephanhart

Replies: 3
Views: 739

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

Ox Box by Trane Furnace

Started by jcalabrese

Replies: 1
Views: 531

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

Day/Night Package unit 587ANZ048100AAAG

Started by joemech83

Replies: 0
Views: 498

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

Lifebreath 0% RH

Started by goldkicks000

Replies: 1
Views: 613

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

Don park B vent sidewall termination

Started by Hvacpimp

Replies: 2
Views: 607

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

Gas meter pressure tap

Started by 5cent

Replies: 13
Views: 1,146

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

Help

Started by DbSan

Replies: 2
Views: 497

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

Smell coming from vents

Started by Salvaan

Replies: 3
Views: 500

April 12, 2024, 09:16:13 PM
by Salvaan

Lifebreath DCS300 No Power

Started by smokeythebandit

Replies: 3
Views: 527

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

Lifebreath 195DCS Digital Control Unit

Started by PhilA

Replies: 5
Views: 590

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

HVAC digital controller sign

Started by Alika

Replies: 2
Views: 505

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

Rheem central AC keeps freezing up

Started by Lopez219

Replies: 1
Views: 537

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

MUNCHKIN MC99 BOILER

Started by MER57

Replies: 0
Views: 377

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

HVAC Carrier Heater intermittent problem

Started by Johnnybg00d

Replies: 6
Views: 667

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

BOSCH Tankless T9800SE 160K BTU shows C1 & C2 error

Started by tester22

Replies: 3
Views: 558

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

Help to disassemble

Started by welderwonder

Replies: 0
Views: 416

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

HRV defrost motor

Started by Smck_6

Replies: 1
Views: 577

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

Manual D TEL conundrum

Started by Blowhard

Replies: 0
Views: 484

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

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

Started by vacman

Replies: 3
Views: 758

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

Where can I put a humidifier on my furnace?

Started by Tailee

Replies: 4
Views: 812

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

Primary loop

Started by Elegance

Replies: 1
Views: 557

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

Interlocking furnace with HRV need explanations

Started by Alexhvac66

Replies: 9
Views: 19,730

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

Cost for installing tankless water heater

Started by playatwork007

Replies: 4
Views: 542

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

Lifebreath 155 Max High speed issue

Started by marcgap

Replies: 1
Views: 535

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

NTI ignition issue.

Started by scarey8

Replies: 2
Views: 723

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: 954

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: 556

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

2 Stage Furnace Intermittent Problem Solved

Started by Mark3577

Replies: 0
Views: 517

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

Intermittent shut down before ignition. Aire-Flo #AF80MPA075BSB

Started by Mac63

Replies: 3
Views: 672

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

VanEE exchanger duct install

Started by Tailee

Replies: 3
Views: 788

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

Think I fried my control board?

Started by Catch22

Replies: 2
Views: 566

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

Unusual Cost Estimate for furnace part - feedback appreciated

Started by Mark3577

Replies: 3
Views: 605

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

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

Started by All2kool

Replies: 1
Views: 565

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

Fast Stats. Hot! Hot! Hot!

Started by Sergroum

Replies: 0
Views: 423

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

VanEE 90 H motor not spinning

Started by Tailee

Replies: 0
Views: 465

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

Humidity level will not increase

Started by Agh089

Replies: 8
Views: 968

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

Undersized Furnace?

Started by Gears

Replies: 7
Views: 893

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

HRV1-150 Circuit Board

Started by gill_mn

Replies: 1
Views: 444

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

VFD VOLTAGE AND MOTOR VOLTAGE

Started by miko

Replies: 0
Views: 512

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: 621

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

furnace fan runs whenever it wants to

Started by Rob

Replies: 3
Views: 539

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

Carrier part number help

Started by Brahaum

Replies: 2
Views: 442

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

Help! Flame detector

Started by Mickyfinn

Replies: 1
Views: 551

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

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

Started by David42

Replies: 0
Views: 568

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: 536

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

Unit Heater (NG Garage Heater) Placement Issue

Started by abeyersdorff

Replies: 3
Views: 915

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

Furnace code 837

Started by Naive customer

Replies: 2
Views: 496

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

Rheem gas furnace false starts

Started by Buzz

Replies: 1
Views: 707

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

Heat pump not heating

Started by Hvacneedy

Replies: 4
Views: 635

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

Ducted Airconditioning and pipe work sizing

Started by H1988

Replies: 0
Views: 523

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: 507

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

Troubleshooting

Started by hvactech23

Replies: 4
Views: 576

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: 947

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

Blower Motor Stalls Every Cycle

Started by ACME_Mike

Replies: 8
Views: 757

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

mercury flame sensor replacement

Started by alfred67

Replies: 25
Views: 22,748

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

Indoor unit not blowing hot air

Started by filix2455

Replies: 0
Views: 561

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

Lennox error E124 for zone t-stat

Started by Montecore

Replies: 0
Views: 493

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

Metal Hood Clearance Over Gas Range

Started by lisadepaolo@gmail.com

Replies: 5
Views: 1,032

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

RUUD Achiever Question

Started by JMeik

Replies: 1
Views: 477

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

Inverter Duty Hyper Heat

Started by viking

Replies: 0
Views: 549

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: 531

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

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

Started by steelworx

Replies: 1
Views: 706

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: 616

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

Furnace fan problems!!!!

Started by matskot

Replies: 1
Views: 516

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

Oil burner problem

Started by Mikemrq

Replies: 2
Views: 883

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

Trane Burners Fail To Stay Lit

Started by krawfo

Replies: 3
Views: 653

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

Furnace randomly shuts off

Started by Agyuker

Replies: 2
Views: 568

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

Designation/certificate to do commercial hvac drawings???

Started by wantboost

Replies: 2
Views: 837

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

Anyone do Hvac drawing for new builds ??

Started by wantboost

Replies: 13
Views: 2,182

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

Adding returns in rooms

Started by hello73

Replies: 3
Views: 787

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

Is this possible?? HVAC professionals opinion needed

Started by martin1234

Replies: 0
Views: 679

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

Help with an Open High Limit on Goodman furnace

Started by ferox1

Replies: 3
Views: 979

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

Trane XV90 second stage doesn't always work

Started by Mark3577

Replies: 2
Views: 651

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

Ignitor not working - Control board? Lennox G61mpv

Started by Bigrockk

Replies: 7
Views: 1,425

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

Flame Rectifier Older Pilot Furnace

Started by Bob G

Replies: 4
Views: 635

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

Brand new Ruud u962v07

Started by Jpiazza

Replies: 2
Views: 709

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: 1,637

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

HVAC Apartment Insulation Replacement Needed?

Started by wella

Replies: 4
Views: 874

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: 794

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

Adding an HRV Controller

Started by YYC_duel_fuel

Replies: 2
Views: 1,101

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

"slow continuous" mode on ERV

Started by Eric808

Replies: 2
Views: 550

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

Calling for heat but no blower

Started by always something

Replies: 7
Views: 1,038

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: 652

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

AC Breaker tripping

Started by Syncmaster

Replies: 13
Views: 1,166

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: 843

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

Heat pump thermostat recommendation

Started by Hgye

Replies: 3
Views: 837

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

Ecobee wiring issue

Started by deep

Replies: 1
Views: 690

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

new to HVAC work

Started by taiwanluthiers

Replies: 5
Views: 948

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

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

Started by evbuyer18

Replies: 0
Views: 685

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

Self installed Pasapair 18K BTU split mini

Started by EricJC

Replies: 1
Views: 994

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

Rooftop Pro-Lift Shenanagins

Started by Sergroum

Replies: 0
Views: 793

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

308R help

Started by Tinbanger22

Replies: 0
Views: 616

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: 890

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

$5500 Compressor or something else

Started by Dradran

Replies: 5
Views: 806

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

Intermittent cooling

Started by Rbs

Replies: 3
Views: 691

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

Invita Tekmar Tstat Alternatives

Started by Sergroum

Replies: 0
Views: 831

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

Experience with either the 6700 or 6600 series Napoleon

Started by melaniewalker

Replies: 3
Views: 923

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

Hvac

Started by Goldy40211

Replies: 2
Views: 681

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

B/2 wire? Wut?

Started by Sergroum

Replies: 1
Views: 591

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

Ecobee 5 + Lifebreath HRV installation help

Started by econewbee

Replies: 13
Views: 19,202

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: 649

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

High pressure at 425 psi

Started by Ogontech

Replies: 2
Views: 658

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

Float switch in a positive pressure air handler Trane

Started by Sintil8

Replies: 1
Views: 618

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

Lifebreath 267max won’t run right

Started by Syno324

Replies: 0
Views: 775

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

Type of AC for small house

Started by Abandonedunit

Replies: 4
Views: 986

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

Mini-Split HVAC System

Started by a2743

Replies: 4
Views: 721

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

Normal for a compressor to get hot immediately?

Started by bigjoncoop

Replies: 1
Views: 610

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: 838

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

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

Started by Dynamo2000

Replies: 0
Views: 615

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

High Coil Temp for Trane 1.5 Ton

Started by cotsy

Replies: 2
Views: 700

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

Fan coil humidity

Started by paprglider

Replies: 0
Views: 962

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

Serial number Friedrich AC

Started by Canadiancold

Replies: 0
Views: 697

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

carrier infinity fe4anf003 communication error 44/41 need help

Started by rgs80074

Replies: 0
Views: 2,458

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

3 techs = 3 different answers.

Started by MrLakeShow

Replies: 5
Views: 880

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: 609

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

High velocity vs low velocity

Started by A-Rex

Replies: 2
Views: 766

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

Need Help - Obsolete Honeywell Thermostat

Started by Diamonddave952

Replies: 1
Views: 753

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

ecobee with HRV

Started by boramos

Replies: 7
Views: 1,101

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

Air stratification (on purpose)?

Started by Frstuttit

Replies: 0
Views: 694

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: 859

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

Musty Smell coming through vents

Started by Bramski

Replies: 3
Views: 907

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

Replacing 80's Thermostat 7.5v?

Started by rovafa2002

Replies: 3
Views: 731

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: 1,365

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

Question about my unit

Started by Smolsbee

Replies: 1
Views: 674

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

HELPP! HVAC duct motor spins and clicks!

Started by Mrdduma

Replies: 0
Views: 659

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

HVAC cheat sheets?

Started by Steve.Keelan

Replies: 2
Views: 1,246

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