Search: Posts Made By: glenlloyd
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01-31-14, 10:30 AM
Replies: 2
Views: 9,202
Posted By glenlloyd

All else aside (motor compatibility etc) the...

All else aside (motor compatibility etc) the obvious reconnection would be to just wire it up the same without any orange connector...since the motor doesn't have one for the MHI speed.

You do...
01-31-14, 10:13 AM
Replies: 38
Views: 2,650
Posted By glenlloyd

The six foot trunk is going to flow at most...

The six foot trunk is going to flow at most 600cfm and the restriction here is the number of ducts. The 25' side needs to flow between 900 (75cfm x 12) to 1200 (100cfm x12) in order to max out the...
01-29-14, 12:28 PM
Replies: 38
Views: 2,650
Posted By glenlloyd

Is the furnace centrally located and are there...

Is the furnace centrally located and are there two 8x21 trunks off the plenum or only one? How many round ducts and of what size hang off this trunk?

I have a couple duct cheat sheets I use for...
01-27-14, 09:40 PM
Replies: 38
Views: 2,650
Posted By glenlloyd

I don't think this furnace is oversized for your...

I don't think this furnace is oversized for your house or area of the country.

Not knowing any of the register sizes or flows beyond what you've listed I can't say whether there's a restriction on...
01-26-14, 09:02 AM
Replies: 38
Views: 2,650
Posted By glenlloyd

If I read your past post correctly you've opened...

If I read your past post correctly you've opened up the blower door and the furnace will heat without tripping the high limit switch? Wouldn't that suggest air return supply restriction rather than...
01-22-14, 08:59 PM
Replies: 2
Views: 1,141
Posted By glenlloyd

inducer blower motor failure, it should spin...

inducer blower motor failure, it should spin freely.
01-22-14, 01:11 PM
Replies: 3
Views: 6,662
Posted By glenlloyd

Without knowing the model number it's hard to say...

Without knowing the model number it's hard to say what the malfunction is but since you indicated it has an inducer blower on it I'm assuming it's a direct vent higher efficiency type furnace.
...
01-21-14, 04:47 PM
Replies: 4
Views: 2,041
Posted By glenlloyd

I apologize, I've been trying to keep too many...

I apologize, I've been trying to keep too many numbers in my head and by doing so posted some here that aren't correct.

Air return at furnace is 14x25, not 14x10. The smallest portion of the air...
01-21-14, 12:17 PM
Replies: 4
Views: 2,041
Posted By glenlloyd

Hello and thanks for the welcome. After I posted...

Hello and thanks for the welcome. After I posted I felt like I probably didn't provide enough information so I'll add what I can.

Yes, the furnace is 100k btu.

This serves a 1984 sq ft two...
01-19-14, 10:17 PM
Replies: 4
Views: 2,041
Posted By glenlloyd

Air return sizing on Carrier 58MCB100-20

Hello all, first post, looking for a little guidance on a carrier furnace issue.

First, this is a house I bought at the end of 2011. The property had been closed up since mid-2009 and the gas was...
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