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http://airthermhvac.com/

A unit ventilator has a controlled outside air damper.
A fan coil and cab heater have a 2 position or no OAD.
In that picture it looks like an airtherm...

There are lots of unit vents still out there. Marvaire, Trane, McQuay AAF are just a few. I am told you can still special order Nesbitt if you want one. But that looks like an airtherm cab heater to...

Thanks for the reply but no this is not the company.

I had a service call for a new customer and found ECT controls.( Energy control technonlgy?) Had several dual duct boxes with the hot and cold ducts wide open. The fancey leds were all blinking but I...

http://www.multistack.com

We recently took over a building after installing a new controls system in a new addition. The older section of the building has KMC controls. The building owner wants to integerate the old and new...

http://www.johnson-marcraft.com/air_rotation.html
I worked on tons of them and had very little problems. Just a big fan and a powerflame burner.

I have several dozen that my company takes care of. Airstacks and Multistacks. If you treat them properly and keep the water treated you will have no problems. The only problem jobs I have are ones...

Me too Freddy .It was obvious to me why the squids had the name on the back as well. I asked a jar head who deployed with them and he just said you know, you know.

http://www.teamviewer.com/index.aspx
This works on any pc conected to the internet.

I did one at Gunther AFB dont remember any thing major. I did need to call them about the DC powersupply. There was some confusion as to how to power the fieldserver. It went well after that.

I have worked on a lot of Multistacks and find that if you follow the IOM manual and keep the water clean and treated there are no problems. Some people like to save money on water treatment and run...

http://www.arctichill.com/ContactUs.htm

Ask for Jim in service he will take care of it for you.

Since I have started traveling all over the county to work I found that the best palce to eat lunch is the place with the most service truck in the lot.
Where is the best lunch spot in your neck of...

Call these guys. They were nesbitt in the 70s and 80s they make exact replacements. just slide it in and plug in the conectors.
http://www.comitalenational.com/

They should move easily if the water is treated properly. I worked on one today. Just did the spring startup ran perfect.

http://www.multistack.com.

Don't be afraid. I have worked on them for years. They are very reliable, follow the maintenance instructions and keep the water treated properly and it will run great....

Watch out for AAon absolutely horrible warranty. No labor even on a defective part during the first 90 days. Got a bill from the factory rep after he replaced a dozen high pressure switches that they...

I IE 7 just follow the directions it worked fine for me.:cool::cool:
FTP root at hvac08.serveftp.net
To view this FTP site in Windows Explorer, click Page, and then click Open FTP Site in Windows...

Good luck with dectron. Last time I called the unit was 60 days old and I had to pay for phone support. The problem was defective controller that was found at startup by dectrons startup tec. They...

Thanks,
I am already running pro 2002 so I will just get the upgrade.

It's time for me to upgrade MS :Visio any suggestions on standard vs pro other than pro being double the cost? :cool:

Make sure if you use Honeywell valves to get the steam kits or they will not last long.

http://multistack.com

Thanks for the link.
I have no idea whats in it it was decomissioned a few years ago when a york chiller was installed. I was asked what to do with it when we started up his new Turbocor compressors.