Search: Posts Made By: St-Ranger
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Replies: 3
Views: 426
Posted By St-Ranger

Thank you, Pete, for your response. Yep, the...

Thank you, Pete, for your response.

Yep, the drip pan... I thought of that term later last night but was too tired to go back and edit my posting.

So, the fact that these deposits are (most...
Replies: 5
Views: 477
Posted By St-Ranger

@Vermont There was one part that could break, -...

@Vermont
There was one part that could break, - the boy who was emptying the drip pan at least daily.
https://en.wikipedia.org/wiki/Icebox

And you could not store ice cream or frozen pizza in...
Replies: 3
Views: 426
Posted By St-Ranger

Kenmore fridge: not very cold

I have a 16-17 y.o. Kenmore side-by-side refrigerator.
Recently, I discovered that the temperature in the freezer is not as low as it always has been: about 10F (-10C). With that the temperature on...
07-13-15, 09:53 PM
Replies: 17
Views: 1,530
Posted By St-Ranger

Thank you for your suggestions! Today,...

Thank you for your suggestions!

Today, another, more senior tech came out and on his second attempt was able to catch the "faulty" state. During that, he jumped out the three switches (limit...
07-11-15, 09:50 PM
Replies: 17
Views: 1,530
Posted By St-Ranger

Re: excessive quoting: Oops... sorry, I forgot...

Re: excessive quoting: Oops... sorry, I forgot to trim the quote to just two lines. That's what happens when you are tired and exhausted from 100F+ heat in the attic, and are trying to post to the...
07-10-15, 11:16 PM
Replies: 17
Views: 1,530
Posted By St-Ranger

That's exactly the manual and the page I've been...

That's exactly the manual and the page I've been looking at all Friday long.
I even had that page printed for convenience. If you look at the RHS of that page ("ladder diagram"), then it is clear...
07-10-15, 09:41 PM
Replies: 17
Views: 1,530
Posted By St-Ranger

Additional discovery

OK, I just had this all happening again, and was able to do careful measurements of the signal voltages.

1. When the fan is in the "forever-running" state, there is no voltage on "R".
As a...
07-10-15, 08:32 PM
Replies: 17
Views: 1,530
Posted By St-Ranger

Which control board? Furnace fan or zone control...

Which control board? Furnace fan or zone control board?
Please read my thought in my response to PJmax.

When the fan is stuck running,
V of Y-C = 0
V of G-C = 0.
07-10-15, 08:25 PM
Replies: 17
Views: 1,530
Posted By St-Ranger

PJmax That's under the normal operation....

PJmax


That's under the normal operation. My question is how, if faulty, the furnace board can prevent ("neutralize") the call from the zone board.



That was tried. No effect.
Since there...
07-10-15, 04:41 PM
Replies: 1
Views: 845
Posted By St-Ranger

Looking for the circuit board electronic diagram for Honeywell 1011927 fan board

I am looking for the circuit board electronic diagram for Honeywell 1011927 furnace control fan board or aany similar board used in Heil/ICP furnaces (NTC6 and alike). Just in case, - I am not...
07-10-15, 02:11 PM
Replies: 17
Views: 1,530
Posted By St-Ranger

He is thinking that it is likely one of the two...

He is thinking that it is likely one of the two components from the 3 I listed in the original message here (ABC).
He does not have a clear scenario of what can explain the observed behavior. This...
07-10-15, 05:23 AM
Replies: 17
Views: 1,530
Posted By St-Ranger

Sorry, that was wrong. I double checked that when...

Sorry, that was wrong. I double checked that when it happened again. The corrected version is:
(e) During the state (2) the voltage on both Y and G is zero
07-09-15, 10:50 PM
Replies: 17
Views: 1,530
Posted By St-Ranger

Thank you! Yes, that's exactly what the...

Thank you!
Yes, that's exactly what the technician suggested, and I am not sure what he measured when it finally happened in his presence.
I did this quickly, in a rush today, when it reoccurred,...
07-09-15, 10:13 PM
Replies: 17
Views: 1,530
Posted By St-Ranger

Puzzled by weird [mis]behavior of AC: what is actually at fault?

I have a situation that several people have been puzzled by, so, I hope someone on this forum might have had a similar experience or have some clues anyway.

HVAC System: 1/1-stage cooling/[gas]...
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