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If there is a hole in the backyard fence I know where to get the blocks to fix it.

Thanks for the response, It looks like it will work if you set it up as pressure dependent and get away
from the velocity controller. I was mainly curious if anyone has ever seen an installation...

We just started servicing a building that has two large VAV package units and a hot water boiler with pump all located on the roof, this system is very common for the area. Downstairs in the suite...

The balancing valve should be installed in the return line on the system side of the by-pass line. That way the coil or its by-pass line will never use more water than its designed for.

Your amp draw will be under FLA because the head pressure is low. Your expansion valves are hunting because you don't have the required 100 psig MOP. The suction is less that 100 psig from the...

The pitch of the swamper matches the slope on the mountain.

Went on a call today and found the last tenant removed their AC unit when they moved. The new tenant felt thet needed some air so they had one of our fellow craftsman borrow some air from another...

Cut a hole in the floor and you have a perimeter heater for the porch.

When I send my duck to work he refuses to wear boots.

The pump will never wear out.

They really need to paint the unistrut.

Someone installed their ice machine outside.

Who gets to clean the spray tree & nozzles:gah: ?

One of the big problems is he will be the helper for the next several years.
That can be physically challenging as well as mentally challenging to take orders from someone half his age.

If the air conditioning thing doesn't work out you can always go into
movie making.

www.solidyne.com

OSA temperature was commonly used in commercial buildings with alot of solar exposure (glass) to bring on the refrigeration system. The load of a glass building will be effected more by OSA. The...

Over the years there have been several attempts to use high pressure duct systems in commercial office buildings (4" to 8"wc). The advantages were smaller duct (cheaper) and less attic space...

Thank You.

I just inherited this building with a small system 600 panel. Its primarly used for start-stop and some elementary control functions. The owner wants to keep it because its currently working. There...

We have a customer that installed screen material (like you find in your screen door) over the fresh air intakes, its very effective but has to be cleaned regularly.

When you have a receiver in the system it is no longer a critical charge unit. A proper charge is having the pick-up tube in the receiver covered in liquid under all operating conditions. Most...

We have had issues while freeing up frozen economizer dampers on large air handlers with odors in the building from the lubricant we use. Liquid wrench seems to work the best but stinks the most. ...

You will need to pressurize it, locate and repair the leak(s). Tell your boss to calm down, when new equipment fails on start-up there will be a labor and material allowance from the factory. It...

Has anybody used Dupont ISCEON M099 (R-438a) refrigerant as a direct replacement for R-22 yet ? If you have, what size system and how did it work ?

Thanks