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Search: Posts Made By: Gary Reecher
Forum: Inspecting HVAC Systems 8/10/11, 5:10 PM
Replies: 178
Views: 87,687
Posted By Gary Reecher
Re: AC Splits Yea or Nay

Yes we do and here it is

Btuh = 4.5 x measured CFM x Delta Enthalpy
Forum: Inspecting HVAC Systems 6/1/11, 8:10 AM
Replies: 7
Views: 9,151
Posted By Gary Reecher
Re: A/C compressor fins?

Depends on how damaged. If they are just flattened a fin comb should take care of most of them. If some are doubled over it may take fin comb, pocket screwdriver a radiator fin pliers. It is going to...
Forum: Inspecting HVAC Systems 5/29/11, 11:35 AM
Replies: 3
Views: 2,315
Posted By Gary Reecher
Re: Thermostat?

Electric furnace thermostats are set up to energize the fan relay on a call for heat as well as call for cooling. If there is no air conditioning then the fan circuit would not be wired in.

I am...
Forum: Inspecting HVAC Systems 5/21/11, 7:14 PM
Replies: 15
Views: 6,179
Posted By Gary Reecher
Re: How not to install a return air

Let me take a guess at this install. Furnace was installed in the closet at some time in the past and some enterprising person decided it would be a great idea to move the furnace into the crawl...
Forum: Inspecting HVAC Systems 5/21/11, 11:46 AM
Replies: 12
Views: 4,253
Posted By Gary Reecher
Re: Furnace flue

It is best to have a 12 inch rise before adding an elbow on water heaters, most manufacturers require at least 6 inches. Looks like that one has none.
Forum: Inspecting HVAC Systems 5/21/11, 11:39 AM
Replies: 15
Views: 6,179
Posted By Gary Reecher
Re: How not to install a return air

What about the unplugged gas valve?
Forum: Inspecting HVAC Systems 5/18/11, 3:05 PM
Replies: 5
Views: 9,896
Posted By Gary Reecher
Re: What is the Free Area of Register Covers?

Metal grilles are rated for 75% wooden louvers are rated for 25% free area.

Remember according to code there must be two openings. One within 12 inch of ceiling and one within 12 inch of floor if...
Forum: Inspecting HVAC Systems 5/14/11, 11:03 AM
Replies: 37
Views: 10,251
Posted By Gary Reecher
Re: exhaust pipe enlarged...a text book no-no

Is your furnace a 90% or an 80% efficiency?

If it is 80% efficiency is there a Tjernlund or Field Controls side wall gas venter and a barometric damper installed. If not the furnace is incorrectly...
Forum: Inspecting HVAC Systems 4/18/11, 11:53 AM
Replies: 8
Views: 6,696
Posted By Gary Reecher
Re: Refrigerant Locking Caps

That is exactly what happened. The manager of a Davenport contracting firm purchased over a 1,000 of the silver universal caps and is installing them on all installs they did on 2009 to date on their...
Forum: Inspecting HVAC Systems 4/17/11, 10:54 AM
Replies: 8
Views: 6,696
Posted By Gary Reecher
Refrigerant Locking Caps

If you inspect in a jurisdiction that has adopted the 2009 International Code refrigeration (air conditioning) gauge ports now require locking caps.

IRC
1M1411.6 Locking access port caps....
Forum: Inspecting HVAC Systems 4/17/11, 10:47 AM
Replies: 4
Views: 5,073
Posted By Gary Reecher
Re: Downdraft furnace question

Evaporator coil drain pans have a secondary drain overflow connection. There are secondary overflow traps with float switch.
Forum: Inspecting HVAC Systems 4/8/11, 8:18 PM
Replies: 48
Views: 7,344
Posted By Gary Reecher
Re: Does this scare you

On some wiring installs you would need to isolate the heating element. If you don't you can be reading back through other parallel loads. Ammeter on each element is the fastest.
Forum: Inspecting HVAC Systems 4/8/11, 8:14 PM
Replies: 3
Views: 2,509
Posted By Gary Reecher
Re: Less than desirable supply air

Insulation? Including the covering coming off that old cloth braided Romex.
Forum: Inspecting HVAC Systems 3/13/11, 3:13 PM
Replies: 14
Views: 5,758
Posted By Gary Reecher
Re: Combustion air?

Not true leaky returns can depressurize a mechanical room interferring with combustion air and venting.
Forum: Inspecting HVAC Systems 1/30/11, 8:59 PM
Replies: 3
Views: 5,219
Posted By Gary Reecher
Re: Ameri-Therm Vent Damper

I would always recommend to home owners that they would be removed when I did preventative maintenance inspections. A few years back the Davenport TV stations did a show on how the local football...
Forum: Inspecting HVAC Systems 1/13/11, 6:59 PM
Replies: 10
Views: 3,639
Posted By Gary Reecher
Re: Gas leak detector

The Sensit lists for around $260. I have one and like it. Uses 3 C cell batteries. So if your concern whether it works take some batteries and a butane lighter and test before buying it and make them...
Forum: Inspecting HVAC Systems 11/27/10, 2:46 PM
Replies: 16
Views: 12,179
Posted By Gary Reecher
Re: Flex Gas pipe to the boiler

Don't believe that CSST is supposed to be buried in concrete. The installation instructions for Tracpipe on page 46 states.

"When piping is installed underground
beneath buildings, codes require...
Forum: Inspecting HVAC Systems 11/26/10, 3:59 PM
Replies: 21
Views: 5,665
Posted By Gary Reecher
Re: Metal plate over the Furnace filter... Question

Is the return on the back of the furnace?

If so no furnace manufacturer that I know of recommends having the return of the back.
Forum: Inspecting HVAC Systems 11/24/10, 5:54 PM
Replies: 21
Views: 5,665
Posted By Gary Reecher
Re: Metal plate over the Furnace filter... Question

If that is a bottom return that metal plate should be out. Was the equipment being operated with the blower door off?
Forum: Inspecting HVAC Systems 11/21/10, 8:42 AM
Replies: 11
Views: 5,911
Posted By Gary Reecher
Re: Chimney liner

Definitely not correct then. Good catch.

Guess the installer for the liner could not figure out that they could install at a higher entry into the chimney and vent both furnace and water heater....
Forum: Inspecting HVAC Systems 11/20/10, 10:27 PM
Replies: 11
Views: 5,911
Posted By Gary Reecher
Re: Chimney liner

Are bot the water heater and the furnace going into the liner is my question and is the liner large enough for both the water heater and the furnace.

Also is the vent on the left at the chimney...
Forum: Inspecting HVAC Systems 9/21/10, 11:20 PM
Replies: 9
Views: 3,498
Posted By Gary Reecher
Re: Rust at suction line

As stated drain needs clean out also a tee stand pipe.
Forum: Inspecting HVAC Systems 9/4/10, 1:05 PM
Replies: 10
Views: 9,572
Posted By Gary Reecher
Re: Is it ok to bury AC suction line?

Here is a set of Amana/Goodman instructions. Information about burying lines is on page 3 http://www.acdirect.com/xcart/images/products/IO-259.pdf
Forum: Inspecting HVAC Systems 9/4/10, 12:45 PM
Replies: 7
Views: 5,633
Posted By Gary Reecher
Re: condensate dripping in air handler

Condensate may be dripping from the main drain, however the drain may be restricted. If you have access to the main drain connect the hose of a wet/dry vacuum to the drain and tape it in place so...
Forum: Inspecting HVAC Systems 8/10/10, 3:06 PM
Replies: 8
Views: 21,572
Posted By Gary Reecher
Re: gurling sound at refrigerent lines

Rheem manufacturing states two causes low refrigerant charge and noncondensibles, ie air. Write it up.
Showing results 1 to 25 of 150

 
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