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Type: Forum Threads; User: hvactech80

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Pneumatic Controls

Started by hvactech80, 09-19-2018 09:24 AM

4 Pages •

1 2 3 4
- Replies: 67
- Views: 18,998
Last Post By:

Last Post: 04-14-2023 09:47 PM

by slctech

Forum:
Controls
Fresh Air Opening to Outside that has a Cleanable Screen in Commercial HVAV

Started by hvactech80, 05-30-2009 09:45 AM
- Replies: 7
- Views: 4,261
Last Post By:

Last Post: 09-18-2021 01:39 PM

by CHAINIK

Forum:
HVAC-Talk Convention
VRF Systems and Leakage-Ref

Started by hvactech80, 04-27-2018 11:36 AM
- Replies: 10
- Views: 3,015
Last Post By:

Last Post: 05-13-2018 11:16 AM

by Buka

Forum:
Tech to Tech Chat - Commercial
Using CO2 sensors to maintain 1200 PPM inside

Started by hvactech80, 12-11-2015 09:19 PM
- Replies: 5
- Views: 1,481
Last Post By:

Last Post: 12-17-2015 11:24 AM

by teddy bear

Forum:
Controls
Carrier 30RBA Chiller and Service Codes

Started by hvactech80, 07-15-2015 07:48 AM
- Replies: 0
- Views: 1,352
Last Post By:

Last Post: 07-15-2015 07:48 AM

by hvactech80

Forum:
Chillers Open Forum
Honeywell Steam Actuator Base

Started by hvactech80, 01-08-2015 04:31 PM
- Replies: 3
- Views: 2,384
Last Post By:

Last Post: 01-08-2015 05:47 PM

by hvac69

Forum:
Controls
EPA Dilemma

Started by hvactech80, 09-06-2012 09:34 AM
- Replies: 12
- Views: 3,645
Last Post By:

Last Post: 09-08-2012 06:35 AM

by 19characterusername

Forum:
Tech to Tech Chat - Commercial
Electronic Micron Gauge

Started by hvactech80, 04-01-2012 08:45 AM
- Replies: 16
- Views: 3,707
Last Post By:

Last Post: 04-06-2012 02:59 PM

by kdean1

Forum:
Tools & Test Equipment
Old Maple Chase 09700 Programmable Thermostat

Started by hvactech80, 01-02-2010 07:53 AM
- Replies: 5
- Views: 8,623
Last Post By:

Last Post: 11-09-2011 03:36 PM

by marvin

Forum:
Controls
McQuay-ACZ020AC12-ER10-Failing

Started by hvactech80, 10-01-2011 04:15 PM
- Replies: 2
- Views: 2,874
Last Post By:

Last Post: 10-01-2011 11:13 PM

by ryan1088

Forum:
Tech to Tech Chat - Commercial
McQuay--High Head Pressure--Fan Cycling

Started by hvactech80, 09-20-2011 03:56 PM
- Replies: 1
- Views: 1,794
Last Post By:

Last Post: 09-20-2011 07:55 PM

by Mcgushvac

Forum:
AOP Commercial HVAC
Preheat Coil Leaking

Started by hvactech80, 07-20-2011 07:44 PM
- Replies: 0
- Views: 1,030
Last Post By:

Last Post: 07-20-2011 07:44 PM

by hvactech80

Forum:
AOP Commercial HVAC
McQuay--AGZ--Pressure issues

Started by hvactech80, 07-10-2011 08:10 AM
- Replies: 3
- Views: 2,902
Last Post By:

Last Post: 07-10-2011 06:36 PM

by hvactech80

Forum:
AOP Commercial HVAC
Grease and Removing Screws

Started by hvactech80, 07-01-2011 03:25 PM
- Replies: 8
- Views: 2,109
Last Post By:

Last Post: 07-04-2011 11:09 PM

by cperk

Forum:
AOP Commercial HVAC
Water Source Heat Pumps

Started by hvactech80, 06-20-2011 08:59 AM
- Replies: 0
- Views: 1,125
Last Post By:

Last Post: 06-20-2011 08:59 AM

by hvactech80

Forum:
AOP Commercial HVAC
Low Ambient Design

Started by hvactech80, 04-28-2011 09:22 AM
- Replies: 0
- Views: 759
Last Post By:

Last Post: 04-28-2011 09:22 AM

by hvactech80

Forum:
General Discussion
Low Ambient Design Question

Started by hvactech80, 04-27-2011 06:06 PM
- Replies: 0
- Views: 1,550
Last Post By:

Last Post: 04-27-2011 06:06 PM

by hvactech80

Forum:
AOP Commercial HVAC
Where is the Time Delay-1 Second

Started by hvactech80, 04-12-2011 04:36 PM
- Replies: 3
- Views: 1,315
Last Post By:

Last Post: 04-12-2011 09:45 PM

by duke of earl

Forum:
AOP Commercial HVAC
Thermistor Chart

Started by hvactech80, 02-16-2011 11:02 AM
- Replies: 5
- Views: 3,521
Last Post By:

Last Post: 02-16-2011 08:45 PM

by lions_lair

Forum:
AOP Commercial HVAC
Copeland Temperature Recommendations

Started by hvactech80, 02-10-2011 09:47 AM
- Replies: 1
- Views: 2,093
Last Post By:

Last Post: 02-10-2011 04:17 PM

by powell

Forum:
AOP Commercial HVAC
Rheem--RAWC-075CAS

Started by hvactech80, 11-07-2010 12:01 PM
- Replies: 3
- Views: 4,574
Last Post By:

Last Post: 11-08-2010 02:54 PM

by hvactech80

Forum:
AOP Commercial HVAC
Carrier 30 HW Package Chiller-R22

Started by hvactech80, 10-08-2010 03:54 PM
- Replies: 1
- Views: 2,917
Last Post By:

Last Post: 10-08-2010 05:23 PM

by 19C

Forum:
AOP Commercial HVAC
Pump Alignment

Started by hvactech80, 08-31-2010 09:47 AM
- Replies: 19
- Views: 5,288
Last Post By:

Last Post: 09-03-2010 11:26 PM

by supertek65

Forum:
AOP Commercial HVAC
AAON TRouble

Started by hvactech80, 07-20-2010 06:06 PM
- Replies: 1
- Views: 3,396
Last Post By:

Last Post: 07-20-2010 09:53 PM

by doubleduece

Forum:
AOP Commercial HVAC
Bad Voltage Ratio Sensor

Started by hvactech80, 07-05-2010 07:21 PM
- Replies: 1
- Views: 6,688
Last Post By:

Last Post: 07-05-2010 07:37 PM

by ryan1088

Forum:
AOP Commercial HVAC
Enercon 2 Water Source Heat Pump

Started by hvactech80, 06-15-2010 04:27 PM
- Replies: 5
- Views: 11,270
Last Post By:

Last Post: 06-17-2010 04:47 PM

by ascj

Forum:
AOP Commercial HVAC
Where are they now!!

Started by hvactech80, 06-04-2010 04:36 PM
- Replies: 4
- Views: 1,679
Last Post By:

Last Post: 06-06-2010 07:58 AM

by yellowirenut

Forum:
General Discussion
Poll: Mammoth Water Source Heat Pump--Low Superheat in Cooling

Started by hvactech80, 06-03-2010 04:04 PM
- Replies: 7
- Views: 5,672
Last Post By:

Last Post: 06-05-2010 09:10 PM

by flange

Forum:
AOP Commercial HVAC
Oil Pressure Questions

Started by hvactech80, 05-22-2010 07:16 AM
- Replies: 11
- Views: 4,596
Last Post By:

Last Post: 05-26-2010 09:43 AM

by ACCMan

Forum:
AOP Commercial HVAC
Trane Roto Lock Fittings

Started by hvactech80, 05-17-2010 06:18 PM
- Replies: 16
- Views: 20,578
Last Post By:

Last Post: 05-24-2010 10:15 PM

by mrhvacmechanic

Forum:
AOP Commercial HVAC
TXV inlet Screen Stopped Up--30 OVE -TXV

Started by hvactech80, 05-10-2010 08:19 PM
- Replies: 6
- Views: 3,298
Last Post By:

Last Post: 05-11-2010 08:30 AM

by Brimm

Forum:
AOP Commercial HVAC
Lost Tech Sheet

Started by hvactech80, 05-06-2010 04:03 PM
- Replies: 1
- Views: 1,387
Last Post By:

Last Post: 05-09-2010 09:04 PM

by crow1

Forum:
AOP Commercial HVAC
Superheat at the Compressor

Started by hvactech80, 05-05-2010 04:18 PM
- Replies: 3
- Views: 1,880
Last Post By:

Last Post: 05-06-2010 05:34 PM

by joey791

Forum:
AOP Commercial HVAC
Copeland Compressor-Inlet Screen

Started by hvactech80, 05-05-2010 03:08 PM
- Replies: 3
- Views: 3,033
Last Post By:

Last Post: 05-06-2010 03:59 PM

by hvactech80

Forum:
AOP Commercial HVAC
Screw Compressor info

Started by hvactech80, 04-19-2010 09:10 PM
- Replies: 5
- Views: 2,926
Last Post By:

Last Post: 04-23-2010 05:30 PM

by bobby m

Forum:
AOP Commercial HVAC
McQuay--Package Chiller--Brazing

Started by hvactech80, 03-08-2010 04:20 PM
- Replies: 8
- Views: 2,268
Last Post By:

Last Post: 03-09-2010 06:24 PM

by bob_scheel

Forum:
AOP Commercial HVAC
McQuay--Liquid Chiller--AGZ Model

Started by hvactech80, 02-27-2010 07:52 PM
- Replies: 1
- Views: 3,712
Last Post By:

Last Post: 02-28-2010 11:11 AM

by Octopus

Forum:
AOP Commercial HVAC
Carrier-Chilled Water System

Started by hvactech80, 11-02-2009 11:34 AM
- Replies: 6
- Views: 3,088
Last Post By:

Last Post: 11-03-2009 08:42 PM

by hvactech80

Forum:
AOP Commercial HVAC
Condenser Fan Speedtrol Failure

Started by hvactech80, 11-02-2009 02:43 PM
- Replies: 6
- Views: 2,128
Last Post By:

Last Post: 11-03-2009 08:14 PM

by hvactech80

Forum:
AOP Commercial HVAC
Carrier--50TJQ012

Started by hvactech80, 10-22-2009 07:28 PM
- Replies: 3
- Views: 2,748
Last Post By:

Last Post: 10-26-2009 03:44 PM

by hvactech80

Forum:
AOP Commercial HVAC
3 Phase Scroll Compressors

Started by hvactech80, 10-12-2009 09:27 PM
- Replies: 9
- Views: 2,101
Last Post By:

Last Post: 10-13-2009 09:29 PM

by chillerguy81

Forum:
AOP Commercial HVAC
Trane--RTU-Package Gas and DX-Cool

Started by hvactech80, 09-17-2009 08:16 PM
- Replies: 4
- Views: 3,231
Last Post By:

Last Post: 09-19-2009 07:00 PM

by thump_rrr

Forum:
AOP Commercial HVAC
Hard To Find Motor

Started by hvactech80, 08-06-2009 01:07 PM
- Replies: 2
- Views: 965
Last Post By:

Last Post: 08-06-2009 05:36 PM

by DaveCR

Forum:
AOP Commercial HVAC
8161-33 Trouble

Started by hvactech80, 07-16-2009 07:56 AM
- Replies: 2
- Views: 972
Last Post By:

Last Post: 07-16-2009 02:46 PM

by hvactech80

Forum:
AOP Commercial HVAC
Testing and Balancing Book

Started by hvactech80, 07-09-2009 11:30 AM
- Replies: 5
- Views: 1,156
Last Post By:

Last Post: 07-09-2009 08:50 PM

by davidr

Forum:
General Discussion
Fresh Air intake on Commercial Brick Building

Started by hvactech80, 05-30-2009 09:49 AM
- Replies: 4
- Views: 2,718
Last Post By:

Last Post: 05-30-2009 01:32 PM

by ascj

Forum:
AOP Commercial HVAC
Proper Install Of Belts

Started by hvactech80, 04-12-2009 06:26 PM

2 Pages •

1 2
- Replies: 33
- Views: 7,141
Last Post By:

Last Post: 04-17-2009 02:27 PM

by harv

Forum:
AOP Commercial HVAC
Lifespan of Commercial Equipment in Chesterfield VA

Started by hvactech80, 10-08-2008 04:43 PM
- Replies: 2
- Views: 1,611
Last Post By:

Last Post: 10-08-2008 11:26 PM

by rich pickering

Forum:
AOP Commercial HVAC
Westinghouse Chiller--Need Wiring Diagrams

Started by hvactech80, 07-26-2008 07:47 PM
- Replies: 2
- Views: 2,540
Last Post By:

Last Post: 07-28-2008 11:03 AM

by hvactech80

Forum:
AOP Commercial HVAC
Goodman 13 Seer Heat Pump

Started by hvactech80, 07-24-2008 06:13 PM
- Replies: 3
- Views: 1,345
Last Post By:

Last Post: 07-27-2008 04:46 PM

by hvactech80

Forum:
AOP Residential HVAC (Beenthere Zone)

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Poll: Mammoth Water Source Heat Pump--Low Superheat in Cooling