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Asked 1 year ago By Anonymous User
Category: General Questions
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553
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Asked 3 years ago By peter
Updated 3 years ago By
Category: Economizers
please provide the installation instruction for mixing box model MB-GP20TA
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442
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Asked 5 years ago By justme
Updated 5 years ago By
I have a erv and the wheel is super dirty. Is is possible to clean it?
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Asked 5 years ago By Fern
Updated 5 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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Asked 5 years ago By Frank
Updated 5 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 5 years ago By AndyW
Updated 5 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 1 year 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 2 years ago By dennis
Updated 2 years 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 5 years ago By Gymbo
Updated 5 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 2 years ago By Lew
Updated 2 years ago By
Category: Curbs
What’s the warranty on your std curbs and seismic and vibration curbs
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178
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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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Asked 1 year 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 1 year 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 1 year ago By Anonymous User
Hi I would like to purchase a drive belt for the wheel. The model#is ERVD-85105-??23AA9. Could you tell me where I can purchase in Canada, southern Ontario. Thanks Scott
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Asked 2 years ago By Geoff
Updated 2 years ago By
Category: General Questions
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Asked 2 years ago By Joel
Updated 2 years ago By
Category: General Questions
Do u have any locations in florida ?
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152
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Asked 1 year ago By EUM
Updated 10 months ago By Anonymous User
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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136
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Asked 3 years ago By Anonymous User
Updated 3 years ago By
Category: General Questions
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Asked 1 year ago By Juan Burciaga
Category: Curbs
We are looking into utilizing a hold down for a high wind area and that requires Factory Mutual approval as well.  Can your company provide a standard clip with structural reactions for that clip and our engineers verify the quantity required? Or do ...
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Asked 1 year ago By Alan Lail
Category: Curbs
I'm looking for a Miami-Dade NOA for roof curbs for a Carrier 48HC 5 ton unit.  Florida is now going by the 2017 code, so have wind load requirements changed?
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Asked 3 years ago By Anonymous User
Updated 3 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 3 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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118
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Asked 3 years ago By Anonymous User
Updated 3 years ago By
Category: General Questions
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Asked 1 year ago By Airflow
Category: HVAC Controls
How do you resolve static air pressure problem
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114
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Asked 3 years ago By Joseph
Updated 3 years ago By
Category: General Questions
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