HVAC Help

Servicing Carrier Furnace

Started by youngtech

Replies: 4
Views: 3,508

December 22, 2016, 08:34:59 PM
by ainsworthCA

HVAC 313A Challenge

Started by iqtidar hussain

Replies: 2
Views: 3,474

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

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

Started by Mechanical Contractor

Replies: 5
Views: 5,504

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

York PM9B12N060UP11A Tech support could not assist

Started by ainsworthCA

Replies: 1
Views: 4,788

December 24, 2016, 02:59:28 AM
by Sergroum

Running a C Wire from Thermostat to Furnace

Started by 77W

Replies: 6
Views: 5,675

December 24, 2016, 11:35:39 AM
by Admin

Heater exhaust - does this look correct?

Started by NR76

Replies: 11
Views: 5,558

December 29, 2016, 12:06:03 PM
by Sergroum

High Velocity

Started by Sergroum

Replies: 2
Views: 3,170

December 30, 2016, 09:33:05 PM
by walker

do I need a licensed helper

Started by screech

Replies: 5
Views: 4,371

January 04, 2017, 03:49:22 PM
by Admin

hrv balancing

Started by harshal

Replies: 1
Views: 3,326

January 05, 2017, 07:40:12 PM
by Admin

Gaas Furnace does not run.

Started by elchucko

Replies: 10
Views: 5,460

January 09, 2017, 12:01:38 PM
by elchucko

Greentek PH 7.15 air exchanger not working

Started by hilsenteger

Replies: 4
Views: 6,997

January 27, 2017, 08:13:27 PM
by Admin

aprilaire 600/700 vs honeywell humidifier

Started by wantboost

Replies: 5
Views: 6,534

January 29, 2017, 05:20:53 PM
by wantboost

damper wont open on rnc155

Started by george

Replies: 2
Views: 3,749

January 29, 2017, 09:12:09 PM
by Andre P

Lifebreath 200 MAX damper motor

Started by dctaz37

Replies: 1
Views: 4,242

January 29, 2017, 09:13:40 PM
by Andre P

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

Started by needair

Replies: 7
Views: 11,269

January 29, 2017, 09:22:16 PM
by Andre P

ITA 400 oil heater

Started by mrbean

Replies: 1
Views: 3,425

February 05, 2017, 07:50:48 PM
by Admin

A Carrier TP6 80k BTU furnace's fan

Started by Sergroum

Replies: 9
Views: 5,704

February 08, 2017, 04:29:06 PM
by Porcupinepuffer

Help GeneralAir Humidifier 900CSW Wiring

Started by tdibratt

Replies: 6
Views: 4,701

February 24, 2017, 10:11:45 AM
by Admin

residential boiler license?

Started by Viperi

Replies: 4
Views: 3,419

March 01, 2017, 12:46:06 PM
by Viperi

Storage tank for tankless

Started by walker

Replies: 6
Views: 4,122

March 11, 2017, 08:40:46 PM
by walker

new built HVAC generated big noise but HVAC company refused to fix

Started by zhen

Replies: 1
Views: 3,172

March 11, 2017, 10:17:58 PM
by Viperi

Blower keeps running but burners shut off during call for heat

Started by mir

Replies: 3
Views: 3,641

March 13, 2017, 01:14:10 PM
by Admin

Gas " check meter" where to buy

Started by Viperi

Replies: 2
Views: 3,546

March 15, 2017, 08:38:02 AM
by Viperi

Making a website.

Started by WHarris

Replies: 1
Views: 3,132

March 21, 2017, 10:02:13 PM
by Admin

Hvac student in need of some help

Started by muffinman540

Replies: 5
Views: 4,031

March 22, 2017, 09:56:22 AM
by Porcupinepuffer

Walk in Fridges.

Started by Sergroum

Replies: 1
Views: 3,277

March 26, 2017, 10:17:46 AM
by rmuntz

New Subdivisions and Bare Minimum Furnaces

Started by Sergroum

Replies: 1
Views: 3,023

April 13, 2017, 08:34:55 AM
by Admin

Homeowner - need assistance with determining value of Heatpump/AC unit

Started by raeliera

Replies: 4
Views: 3,459

April 15, 2017, 08:04:49 PM
by raeliera

HRV with Nest

Started by sandlerdmitri

Replies: 1
Views: 5,772

April 20, 2017, 02:34:52 PM
by Admin

Where to buy a 4 inch dryer booster fan?

Started by Viperi

Replies: 2
Views: 3,433

April 24, 2017, 10:53:36 AM
by bster352

A/C lineset

Started by Shane

Replies: 5
Views: 3,914

May 03, 2017, 05:13:07 PM
by Viperi

Small 20-30 Gallon Powervent Water Heater

Started by walker

Replies: 7
Views: 4,165

May 04, 2017, 05:14:32 PM
by walker

FWA furnace in attic

Started by Gasguy79

Replies: 2
Views: 3,147

May 13, 2017, 07:35:22 AM
by rmuntz

Using a Vanee 90H-V ECM ERV with Carrier Infinity Furnace set to Low Speed

Started by rdasilva

Replies: 5
Views: 5,280

May 13, 2017, 10:27:41 AM
by Admin

Venmar Constructo 1.0 HRV with NEST or Ecobee?

Started by deadtorights

Replies: 19
Views: 12,371

May 20, 2017, 06:34:23 AM
by Admin

Procedures to write red tags and summit it/ fix a red tag

Started by Viperi

Replies: 3
Views: 3,773

May 20, 2017, 07:44:28 PM
by walker

Brazing fumes burning refrigerant

Started by mattmctree

Replies: 4
Views: 4,980

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

New thermostat issues

Started by aaron86

Replies: 5
Views: 4,202

May 21, 2017, 12:46:37 PM
by aaron86

Thermostat for setup with ERV and dehumidifier

Started by JohnEnglish

Replies: 2
Views: 4,260

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

WIFI Thermostat

Started by Shane

Replies: 2
Views: 3,395

May 25, 2017, 07:35:56 PM
by Viperi

Flex Pipe for the Fireplace if you use a Telescopic Snorkel Termination

Started by Sergroum

Replies: 2
Views: 3,396

May 25, 2017, 07:38:00 PM
by Sergroum

amana furnace

Started by robstar

Replies: 4
Views: 4,357

May 28, 2017, 08:32:43 AM
by robstar

Tssa G3 Exam

Started by ReeferApprentice

Replies: 3
Views: 4,650

June 04, 2017, 05:16:23 PM
by Troyboy

SL 2000 duct smoke detector

Started by harshal

Replies: 4
Views: 6,960

June 07, 2017, 10:42:42 AM
by harshal

Thrown to the wolves

Started by mattmctree

Replies: 2
Views: 3,546

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

Dry Charged Units

Started by walker

Replies: 6
Views: 4,315

June 28, 2017, 08:57:25 AM
by walker

AHRI Certificate

Started by walker

Replies: 23
Views: 8,599

July 04, 2017, 05:42:00 PM
by Admin

Going from a 4" duct to 8" used in a range hood insulation question.

Started by Huck50

Replies: 4
Views: 3,740

July 10, 2017, 08:10:17 PM
by Huck50

Garage Heater

Started by walker

Replies: 3
Views: 3,750

July 10, 2017, 09:20:41 PM
by walker

Wardflex grounding for bbq, infoor fireplaces etc

Started by Viperi

Replies: 3
Views: 3,855

July 17, 2017, 06:12:57 PM
by Viperi

Natural Draft water tank in a rental basement

Started by Viperi

Replies: 3
Views: 4,412

July 31, 2017, 08:39:57 PM
by Admin

Ecobee3 PEK adapter

Started by Sergroum

Replies: 4
Views: 3,779

August 05, 2017, 07:35:29 PM
by Sergroum

Insulated flex for bathroom exhaust fans

Started by slo-115

Replies: 3
Views: 3,851

August 08, 2017, 02:13:39 PM
by slo-115

maximum distance from range hood outlet for a back draft damper

Started by Huck50

Replies: 1
Views: 3,299

August 11, 2017, 01:01:13 PM
by Admin

Standards for Brazing

Started by walker

Replies: 6
Views: 5,896

August 18, 2017, 05:29:18 AM
by Admin

Piping heat runs to the floor in basements

Started by slo-115

Replies: 2
Views: 3,677

August 23, 2017, 07:11:25 PM
by Admin

FANTECH VHR704R damper motor hot

Started by romka

Replies: 0
Views: 3,383

August 25, 2017, 01:40:34 PM
by romka

Return air issues

Started by mattmctree

Replies: 4
Views: 4,548

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

white rodgers 36j27 gas valve

Started by andyvillen

Replies: 0
Views: 4,419

September 06, 2017, 07:34:48 AM
by andyvillen

Indoor blower not running

Started by jamie

Replies: 4
Views: 3,871

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

Merv 10 or merv 11 for condo??

Started by wantboost

Replies: 3
Views: 4,028

September 22, 2017, 10:32:09 AM
by Jutzi46

Lifebreath hrv 155max not working

Started by Steven b

Replies: 2
Views: 4,876

September 22, 2017, 04:02:29 PM
by Steven b

GOODMAN DEFROST CONTROL BOARD

Started by pufflizard

Replies: 6
Views: 5,239

September 29, 2017, 08:12:59 AM
by Admin

Ice to Water - BTU Calculation

Started by Admin

Replies: 1
Views: 5,266

September 29, 2017, 11:51:39 AM
by Porcupinepuffer

OBT2 student lab manual answer key

Started by tippycanoe

Replies: 0
Views: 3,520

October 03, 2017, 12:04:35 PM
by tippycanoe

Test question ?

Started by Smz

Replies: 0
Views: 3,339

October 03, 2017, 04:24:38 PM
by Smz

goodman furnace issue

Started by mattmctree

Replies: 17
Views: 7,633

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

R22 Start Up in the Winter

Started by TheBarber

Replies: 1
Views: 3,592

October 16, 2017, 11:45:28 AM
by rmuntz

Combo-pac hot water air handler

Started by jddunning

Replies: 2
Views: 3,934

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

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

Started by Jawjaboy

Replies: 13
Views: 6,701

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

HELP (Need Manuals) Bryant plus 80t - 330AAV024060FDJA

Started by scott

Replies: 2
Views: 3,864

October 18, 2017, 09:41:28 PM
by scott

Newmac cl 86-96 wood and oil combination furnace

Started by Labsearcher

Replies: 2
Views: 4,790

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

Clearance issue.

Started by scarey8

Replies: 7
Views: 5,598

October 27, 2017, 12:45:17 PM
by Admin

Venmar evo5 hrv weird install

Started by Tomtechbignoob

Replies: 2
Views: 3,722

November 14, 2017, 08:56:49 AM
by Admin

NOISY 2 STAGE FURNACE

Started by DANIEL SCOTT

Replies: 7
Views: 6,220

November 17, 2017, 10:29:16 PM
by NoDIY

Lifebreath HRV not drawing in fresh air

Started by JWS

Replies: 3
Views: 4,674

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

Replacing 3 control by one digital

Started by BenCour

Replies: 6
Views: 5,964

November 22, 2017, 07:03:21 AM
by BenCour

Install Honeywell Lyric thermostat in old house

Started by ThePerk

Replies: 1
Views: 4,084

November 29, 2017, 06:45:25 AM
by Admin

Installation of receptacle for RTU

Started by Samjohn

Replies: 2
Views: 6,221

December 01, 2017, 07:15:14 AM
by Samjohn

1993 Elitair Magik Fan

Started by Loon

Replies: 1
Views: 4,966

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

Meter Sizing

Started by nash668

Replies: 3
Views: 4,517

December 10, 2017, 03:49:08 PM
by Admin

LUXAIRE Furnace

Started by jamie

Replies: 1
Views: 4,120

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

GMVM96 enigma

Started by Sergroum

Replies: 16
Views: 8,112

December 19, 2017, 11:24:15 PM
by Sergroum

High Pitch Resonance in Heating Pipes

Started by RozBujnik

Replies: 2
Views: 4,089

December 21, 2017, 02:14:48 PM
by Hgye

Takiagi tankless 2007

Started by Mmtc79

Replies: 4
Views: 5,161

December 21, 2017, 09:14:39 PM
by Mmtc79

Direct vent exhaust distance from ground

Started by wantboost

Replies: 1
Views: 3,963

December 22, 2017, 04:45:06 AM
by Porcupinepuffer

Tempstar

Started by klaehn88

Replies: 2
Views: 4,351

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

Lifebreath RNC155 won't start

Started by jimpanze

Replies: 2
Views: 4,775

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

Nest gen 3 problems

Started by Mmtc79

Replies: 1
Views: 4,278

January 02, 2018, 04:10:24 PM
by Admin

BC codes on LWCO?

Started by JRG

Replies: 2
Views: 4,915

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

Primary loop / Secondary loop

Started by JRG

Replies: 2
Views: 5,663

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

Two Stage Thermostats for Two Stage Furnace

Started by lymer

Replies: 9
Views: 51,195

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

Low water cut off for condensing boiler

Started by Xiaopig9

Replies: 4
Views: 11,412

January 10, 2018, 09:06:06 PM
by Xiaopig9

Condo hvac clarification !?!?

Started by wantboost

Replies: 0
Views: 3,858

January 15, 2018, 10:25:18 AM
by wantboost

Temperature regulation problem with my Mitsubishi Zuba-Central

Started by maxsten

Replies: 6
Views: 5,432

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

Combustion and ventilation air

Started by harshal

Replies: 1
Views: 3,990

January 17, 2018, 01:28:30 PM
by Porcupinepuffer

Keeprite ntg9075fga2 furnace manual

Started by jamie

Replies: 8
Views: 5,765

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

Amana amv90704CXBA 0611603375

Started by jamie

Replies: 4
Views: 5,091

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

Gmh95045

Started by jamie

Replies: 7
Views: 5,669

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

Unit Heater

Started by G.P.

Replies: 1
Views: 4,130

February 14, 2018, 07:55:22 PM
by slo-115

Can't get a clean burn

Started by mike117

Replies: 3
Views: 4,510

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

Charging 1 port heat pumps in the winter

Started by Sergroum

Replies: 4
Views: 4,964

February 17, 2018, 02:13:37 AM
by Sergroum

Honeywell TH8320R

Started by David DeBord

Replies: 1
Views: 3,942

February 21, 2018, 04:42:26 PM
by Admin

Reznor Heat exchanger support rattling

Started by G.P.

Replies: 3
Views: 6,045

February 27, 2018, 06:22:53 PM
by G.P.

Coil Cleaner

Started by Gander

Replies: 4
Views: 5,697

March 02, 2018, 07:43:07 AM
by walker

red tag vent

Started by screech

Replies: 1
Views: 4,044

March 04, 2018, 06:58:02 PM
by Sergroum

Mounting Brackets - where to get these?

Started by G.P.

Replies: 14
Views: 8,317

March 07, 2018, 03:43:46 PM
by G.P.

HRV Installation

Started by BigK75

Replies: 7
Views: 7,460

March 07, 2018, 06:53:59 PM
by BigK75

Career in HVAC

Started by Dhanush

Replies: 0
Views: 4,268

March 10, 2018, 12:25:09 AM
by Dhanush

Gas Range clearance Question

Started by Porcupinepuffer

Replies: 5
Views: 9,888

March 19, 2018, 09:19:00 AM
by NoDIY

Teflon NG tape

Started by G.P.

Replies: 10
Views: 7,194

March 25, 2018, 09:16:28 AM
by walker

Looking for a copy of PDF file of code book B149-3 for G1 class

Started by DAVID

Replies: 0
Views: 4,347

March 27, 2018, 06:28:47 PM
by DAVID

BBQ termination clearane to gas meter and openings

Started by G.P.

Replies: 9
Views: 8,515

April 13, 2018, 08:52:17 AM
by Admin

Register box/boot

Started by ozzman71

Replies: 0
Views: 3,952

April 16, 2018, 04:59:01 PM
by ozzman71

Four lights blinking on control board

Started by BigK75

Replies: 3
Views: 5,383

April 20, 2018, 04:20:04 PM
by Frosty

Fireplace insert

Started by walker

Replies: 3
Views: 4,665

April 28, 2018, 11:42:36 AM
by walker

Belimo zone control 120 nc

Started by harshal

Replies: 0
Views: 4,425

May 05, 2018, 12:09:37 PM
by harshal

Stocking up truck for A/C season

Started by Viperi

Replies: 1
Views: 5,453

May 15, 2018, 09:26:13 AM
by bster352

Certified Electronics EBg Tech looking to get a G3

Started by tfab

Replies: 7
Views: 6,227

May 17, 2018, 09:47:45 PM
by NoDIY

Pool Heaters

Started by walker

Replies: 5
Views: 6,374

May 18, 2018, 04:45:17 PM
by Hgye

G. 3 Practical hand on challenge.

Started by Minh le

Replies: 4
Views: 6,911

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

Payne PG95XAT - "y" connection question

Started by Grant F

Replies: 4
Views: 6,907

May 24, 2018, 08:23:31 PM
by Grant F

Rooftop installation and roof reinforcement

Started by Sergroum

Replies: 6
Views: 6,753

May 26, 2018, 07:24:06 PM
by Porcupinepuffer

Indoor pool heater venting

Started by Xiaopig9

Replies: 15
Views: 20,708

May 26, 2018, 09:12:48 PM
by Attavior

Pool Heater Venting.

Started by walker

Replies: 8
Views: 8,734

May 27, 2018, 01:42:52 PM
by Admin

AC running alot

Started by jamie

Replies: 19
Views: 9,084

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

Rooftop secured to structure?

Started by DaveP

Replies: 4
Views: 4,870

June 08, 2018, 10:51:54 AM
by DaveP

Pipe Sizing - Point Load Method (ie manifold)

Started by Brad.B.

Replies: 3
Views: 6,335

June 13, 2018, 07:18:26 PM
by Brad.B.

DC clamp meters?

Started by Brad.B.

Replies: 9
Views: 7,171

June 17, 2018, 03:31:45 PM
by Brad.B.

HELP Venting Clearance question new HE furnace installed

Started by Jester24

Replies: 5
Views: 5,954

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

Weird problem

Started by Sergroum

Replies: 9
Views: 6,923

June 17, 2018, 04:16:27 PM
by Sergroum

Pvc exhaust flue screen ???

Started by wantboost

Replies: 8
Views: 6,383

July 08, 2018, 01:10:50 PM
by Hvacpimp

Code question - return air

Started by Brad.B.

Replies: 3
Views: 5,327

July 08, 2018, 01:28:57 PM
by Hvacpimp

ecobee 4+ Furnace + AC + HRV

Started by Garce

Replies: 7
Views: 9,287

July 09, 2018, 07:49:53 AM
by Garce

Condenser fan running

Started by Porcupinepuffer

Replies: 14
Views: 8,700

July 09, 2018, 08:12:00 AM
by Trainerguy

ODP question.

Started by Minh le

Replies: 2
Views: 8,730

July 09, 2018, 11:48:56 PM
by Minh le

Shet Metal Worker license?

Started by Viperi

Replies: 8
Views: 8,938

July 10, 2018, 08:42:29 AM
by Seinrub

Condesation inside of furnace

Started by walker

Replies: 6
Views: 6,299

July 10, 2018, 08:46:12 AM
by walker

Medium Static Ducted Mini-splits

Started by Sergroum

Replies: 4
Views: 6,387

July 12, 2018, 11:36:51 AM
by Jorgebaloy

Barbeque quick connect and convenience outlets

Started by DaveP

Replies: 7
Views: 6,936

July 14, 2018, 07:59:55 AM
by Admin

Minimum space required between 2 residential A/C units?

Started by tthesarge

Replies: 3
Views: 5,072

July 17, 2018, 02:38:55 PM
by Jorgebaloy

Tankless Water Heaters

Started by jamie

Replies: 1
Views: 4,367

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

Heating/cooling condo unit - water pipes

Started by dan_movie

Replies: 0
Views: 4,072

July 18, 2018, 07:42:39 PM
by dan_movie

Hydronic air handler / Combo gas water heater

Started by enzof

Replies: 3
Views: 5,670

July 20, 2018, 06:20:37 AM
by Admin

Heat Pump Condensor Fan

Started by Freddydoo

Replies: 8
Views: 6,197

July 20, 2018, 10:23:48 AM
by Jorgebaloy

I'm stumped goodman 2.5 ton 16 seer

Started by Hvacpimp

Replies: 1
Views: 4,433

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

b6 error code on Amana Furnace

Started by Sergroum

Replies: 5
Views: 7,717

July 24, 2018, 08:51:41 AM
by Admin

a/c sizing

Started by robstar

Replies: 12
Views: 9,407

July 26, 2018, 08:47:04 AM
by Admin

Hot Max Hose for BBQ and Decorative Table

Started by walker

Replies: 6
Views: 5,936

July 26, 2018, 04:39:55 PM
by walker

Vent for a door

Started by wantboost

Replies: 18
Views: 8,656

July 27, 2018, 11:06:34 PM
by Admin

Mini-Split Recommendation

Started by Jorgebaloy

Replies: 3
Views: 5,891

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

Cost effective HVAC design

Started by danpetrescu

Replies: 0
Views: 4,141

August 01, 2018, 12:44:12 PM
by danpetrescu

Condenser Fans running in opposite direction

Started by Sergroum

Replies: 12
Views: 9,088

August 05, 2018, 01:42:42 PM
by Sergroum

Ammended.

Started by Minh le

Replies: 1
Views: 5,098

September 02, 2018, 10:48:52 PM
by Admin

new user, lennox 296uh help with ECM fan speed and 2 stage heating

Started by hellojtm

Replies: 11
Views: 13,734

September 18, 2018, 07:07:00 PM
by Admin

Thermostat Wiring

Started by Halton

Replies: 3
Views: 5,489

September 18, 2018, 07:54:38 PM
by Admin

Appliance connector

Started by howitt

Replies: 8
Views: 7,248

September 20, 2018, 01:53:28 PM
by Admin

Low Air Flow

Started by steve_togo

Replies: 8
Views: 6,858

September 22, 2018, 11:47:12 AM
by Sergroum

ecobee 4 and HRV

Started by godfather55v

Replies: 4
Views: 8,637

October 12, 2018, 06:48:31 AM
by walker

Does this thermostat/furnace wiring make sense?

Started by jwmarsha

Replies: 10
Views: 9,549

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

New PCB Board

Started by Acesmith

Replies: 3
Views: 7,061

October 28, 2018, 05:37:56 PM
by harshal

Problem York gas hot air furnace

Started by cxf

Replies: 3
Views: 5,242

November 03, 2018, 07:09:20 AM
by Porcupinepuffer

Copper to gas valve

Started by walker

Replies: 9
Views: 7,752

November 04, 2018, 10:37:02 AM
by Admin

Need help choosing between heat pump quotes (Canada)

Started by morglum

Replies: 2
Views: 5,562

November 06, 2018, 12:10:34 AM
by BertramPenn

In floor heat insulation preferences

Started by G.P.

Replies: 0
Views: 4,494

November 11, 2018, 02:56:32 AM
by G.P.

Horizontal Furnace Install

Started by scarey8

Replies: 7
Views: 6,661

November 11, 2018, 10:43:58 AM
by plott hound

UT Controls Intermittent Pilot Ignition

Started by Slowpoke

Replies: 0
Views: 4,256

November 16, 2018, 01:49:31 AM
by Slowpoke

Can you have too much air return?

Started by prdufresne

Replies: 3
Views: 5,551

November 16, 2018, 08:52:54 PM
by prdufresne

Sharing old manuals

Started by davj3

Replies: 1
Views: 5,224

November 17, 2018, 10:35:25 PM
by Admin

Boiler comissioning

Started by Sergroum

Replies: 2
Views: 5,402

November 19, 2018, 08:22:30 PM
by Hvacpimp

Trane xv95 speed control

Started by Rjmansbridge

Replies: 7
Views: 9,778

November 24, 2018, 10:32:57 AM
by Admin

Furnance Air Filter

Started by virg9454a

Replies: 5
Views: 6,660

December 02, 2018, 04:33:05 PM
by Sergroum

Outside air intake for power vented water heater

Started by 9604708

Replies: 1
Views: 4,977

December 03, 2018, 09:49:25 AM
by Admin

Aux heat running with slight increase in temp selection

Started by Hearttx

Replies: 6
Views: 6,325

December 05, 2018, 07:36:42 AM
by Hearttx

HRV as an Air Supply

Started by tmcmco

Replies: 6
Views: 6,157

December 09, 2018, 05:36:06 PM
by Admin

chemicals in basement / gas appliances

Started by Brad.B.

Replies: 0
Views: 4,152

December 16, 2018, 05:53:23 PM
by Brad.B.

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

Started by mdhare

Replies: 2
Views: 5,083

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

Fireplace Replacement

Started by walker

Replies: 4
Views: 5,713

December 18, 2018, 11:48:09 AM
by walker

Simplified HRV installation with T-shaped return - how do I do it?

Started by alex99

Replies: 8
Views: 7,948

December 19, 2018, 08:04:52 AM
by Admin

636 vs royal ??

Started by wantboost

Replies: 4
Views: 7,039

December 23, 2018, 08:03:46 PM
by Hvacpimp

Oil Furnace Heat Exchanger gasket replacement

Started by schepp

Replies: 8
Views: 7,532

December 28, 2018, 06:12:44 PM
by schepp

Coleman Modulating Furnaces

Started by davcas

Replies: 5
Views: 12,155

December 29, 2018, 11:37:49 AM
by Admin

how does low staging affect AFUE and longevity?

Started by mdhare

Replies: 0
Views: 4,633

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

Ecobee3 Lite and HRV

Started by Jrostek

Replies: 8
Views: 10,047

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

Furnace sizing Daikin

Started by BenBear

Replies: 2
Views: 4,484

January 02, 2019, 09:13:46 PM
by BenBear

Trane / American Standard 14.5” gas furnace available?

Started by BenBear

Replies: 3
Views: 4,530

January 09, 2019, 02:39:32 PM
by BenBear

New Furnaces

Started by BenBear

Replies: 4
Views: 6,440

January 13, 2019, 04:04:46 PM
by Hvacpimp

Anyone have a copy of

Started by Mmtc79

Replies: 0
Views: 4,119

January 19, 2019, 09:53:26 PM
by Mmtc79

Help replacing trane xl824 with nest 3rd gen

Started by drtiki

Replies: 5
Views: 6,694

January 21, 2019, 06:53:06 PM
by Admin

extremely low humidity inside house

Started by aneta

Replies: 12
Views: 7,478

January 23, 2019, 07:15:41 AM
by Lee Batchelor

Vanee 50H unable to balance air flow on fresh

Started by brad_monty10

Replies: 4
Views: 5,540

January 23, 2019, 07:57:17 PM
by brad_monty10

combustion analysis

Started by mattmctree

Replies: 7
Views: 6,180

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

wind interfering with pressure switches

Started by mattmctree

Replies: 8
Views: 9,242

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

Furnace running hot !?!?

Started by wantboost

Replies: 8
Views: 6,856

February 03, 2019, 09:32:36 AM
by tenletters

Schedule 40 PVC pipe

Started by Lee Batchelor

Replies: 2
Views: 5,375

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

Kirkland brand 2200 filters . How is the air flow ??

Started by wantboost

Replies: 5
Views: 11,009

February 04, 2019, 10:02:23 PM
by wantboost

Static Pressure Issues

Started by Viperi

Replies: 10
Views: 9,490

February 05, 2019, 05:19:22 PM
by Porcupinepuffer

Too old to start hvac?

Started by sgwkerr

Replies: 7
Views: 7,012

February 05, 2019, 05:22:52 PM
by Lee Batchelor

Furnace cleaning ??

Started by wantboost

Replies: 13
Views: 8,949

February 09, 2019, 07:40:18 AM
by Lee Batchelor

combustion air intake pipe

Started by Darkman5

Replies: 15
Views: 10,260

February 09, 2019, 12:39:35 PM
by Lee Batchelor