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Asked 2 years ago By peter
Updated 2 years ago By
Category: Economizers
please provide the installation instruction for mixing box model MB-GP20TA
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366
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Asked 4 years ago By justme
Updated 4 years ago By
I have a erv and the wheel is super dirty. Is is possible to clean it?
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364
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Asked 4 years ago By Fern
Updated 4 years ago By
Category: HVAC Controls
When trying to properly charge a package unit using dry bulb and wet bulb readings, where do I get my wet bulb reading? At  the return side or supply side of the RTU?
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299
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Asked 4 years ago By Frank
Updated 4 years ago By
Category: HVAC Controls
I have a Jade Controller installed with Y1 as economizer, and Y2 mechanical (conv). I have economizer, and 24 volts going to Y2 in, and nothing on Y2 out. I waited 10 minutes and still no signal.  I was told stage 3 had to be changed to 0, I did that...
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Asked 4 years ago By AndyW
Updated 4 years ago By
Category: Barometric Relief
Our office building has a Carrier model 48TFE008 equipped with a MicroMetl Economizer model 0688-0201-54920. We have had a zone control system installed. I now have four separate zones each with a separate thermostat. This zone system closes and open...
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Asked 4 years ago By Gymbo
Updated 4 years ago By
Category: Barometric Relief
I have a large gymnasium that uses two motorized barometric relief dampers. They are noisy and I'd like to get rid of them. I can't use standard relief dampers because sometimes the pressure is positive, and other times when school is in session the ...
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Asked 1 year ago By dennis
Updated 1 year ago By
Category: Economizers
loking for mixing box  4000 cfm 40"x 40" - 24" high -it could be little different let me know thanks. It is for United Cool Air horizontal c-series unit 10 ton
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Asked 2 years ago By A Scozzi
Updated 2 years ago By
Category: Economizers
I am waiting for delivery of eleven 16 x 16 "cube" mixing boxes.   I would like to prefab some duct and order fresh air grilles but cannot find dimensions of the RA and FA dampers anywhere can you please provide.
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135
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Asked 1 year ago By Geoff
Updated 1 year ago By
Category: General Questions
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130
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Asked 2 years ago By Anonymous User
Updated 2 years ago By
Category: General Questions
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Asked 1 year ago By Joel
Updated 1 year ago By
Category: General Questions
Do u have any locations in florida ?
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Asked 1 year ago By Lew
Updated 1 year ago By
Category: Curbs
What’s the warranty on your std curbs and seismic and vibration curbs
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115
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Asked 2 years ago By Anonymous User
Updated 2 years ago By
Category: General Questions
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Asked 7 months ago By Anonymous User
Category: General Questions
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Asked 2 years ago By James
Updated 2 years ago By
Category: Economizers
I am working on a project, I suspect they did wrong connection on ductwork, can you take a look and give you r take?
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Asked 7 months ago By Danny
Category: Economizers
Is there a link to the install manual for the cube mixing box? The local distributor didn't have this information.
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Asked 7 months ago By Rick Furance
Category: Curbs
Current HVAC unit: Carrier 48 DR 012 over a 77" wide by 70" roof opening (Carrier unit replaced an earlier, larger unit. Roof opening size was kept the same at the time). Replacement Unit: Trane YSC120F with base dimension 88 5/8" long (parallel to t...
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Asked 2 years ago By Joseph
Updated 2 years ago By
Category: General Questions
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Asked 7 months ago By EUM
Category: General Questions
What impact on power consumption, equipment reliability and life does running a three phase air conditioner air handler on single phase power supply?
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Asked 2 years ago By Phill
Category: General Questions
What is adjusted static pressure and how does it work. My book says the formula is design static times 100?
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Asked 7 months ago By Anonymous User
Category: General Questions
Can you please provide me specifications on your model MB-GP1TA-D00B?  Thanks,  Adam
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Asked 2 years ago By jose
Updated 2 years ago By
i cant find the correct size filter for this roof top unit its the outside metal filter i measured it and its a lil over 15" x a lil over 11" all filters i find online are exact sizes not over a little
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80
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Asked 2 years ago By Billy
Updated 2 years ago By
Category: HVAC Controls
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Asked 2 years ago By Anonymous User
Updated 2 years ago By
Category: General Questions
Hi there, I need to purchase belts for a Micrometl Model: EVHFEED49X0F0AKEFG-A Where in Chicago can I purchase theses belt. Control Heting & cooling. 773 252-7704 Thank you very much, George Rod.
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Asked 2 years ago By Ag Primatic
Updated 2 years ago By
Category: General Questions
At the end of this article, you state "The next article will delve into practical HVAC applications using Enthalpy & Dry Bulb sensors." Was there ever a next article? Thanks, Ag Primatic
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