Search: Posts Made By: Kolyan2k
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03-10-19, 03:27 AM
Replies: 23
Views: 2,553
Posted By Kolyan2k

Apparently it's a known issue with nest and been...

Apparently it's a known issue with nest and been going on for a few years now. Thinking about ecobee now, this 5 degree temp difference is ridiculous, and there is no way to adjust it
03-09-19, 04:46 PM
Replies: 23
Views: 2,553
Posted By Kolyan2k

Installed Nest on another unit. Works fine too...

Installed Nest on another unit. Works fine too except that it reads +5f then current room temp. I would've installed Ecobee but it doesnt support 2 speed fan
02-27-19, 08:19 AM
Replies: 23
Views: 2,553
Posted By Kolyan2k

So I was able to replace my RAB20 tstat with...

So I was able to replace my RAB20 tstat with digital unit and none of the rewiring crap I got from HVAC people and Whalen support was needed, that old Aquastat wasnt needed either. As far as Nest, I...
02-19-19, 06:53 AM
Replies: 23
Views: 2,553
Posted By Kolyan2k

Am I at least correct that if aquastat is not...

Am I at least correct that if aquastat is not needed in my setup and I just need to operate 2 speed fan, then all I need is that 4 relay board for $8 bucks, 120 to 24 transformer, then wire red from...
02-17-19, 01:32 PM
Replies: 23
Views: 2,553
Posted By Kolyan2k

Ok. So I opened up the unit and there are no...

Ok. So I opened up the unit and there are no relays there like Whalen support said. I am also not sure what that Face & Bypass damper motor is, its not there either. This is the wiring that I saw,...
02-16-19, 06:38 AM
Replies: 23
Views: 2,553
Posted By Kolyan2k

Planning to take out the internals tomorrow and...

Planning to take out the internals tomorrow and check out the wiring. I think i get that wiring modifications procedures, except for step 8. Anyone can explain what's they want me to do?

Step 1 to...
02-14-19, 05:28 PM
Replies: 23
Views: 2,553
Posted By Kolyan2k

PS thanks for that link, very useful if I ever...

PS thanks for that link, very useful if I ever figure out how to convert the unit to take digital tstats
02-14-19, 03:42 PM
Replies: 23
Views: 2,553
Posted By Kolyan2k

The actual wiring is above. Diagram is straight...

The actual wiring is above. Diagram is straight from the unit. Now at some point when I replaced old thermostat Whalen people told me to wirenut black and white together in order to make newer RAB20...
02-14-19, 01:59 PM
Replies: 23
Views: 2,553
Posted By Kolyan2k

Here is what Whalen sent for a different unit but...

Here is what Whalen sent for a different unit but they told me the idea is the same.

I made a mistake above....just to be clear L2 is the black wire and its connected to white wire inside the...
02-14-19, 01:32 PM
Replies: 23
Views: 2,553
Posted By Kolyan2k

Spoke to Whalen again, was told that black L2 is...

Spoke to Whalen again, was told that black L2 is sending the power to Aquastat through the white wire and power is coming back through Y W. and That it still need some internal rewiring in order to...
02-14-19, 12:45 PM
Replies: 23
Views: 2,553
Posted By Kolyan2k

There is black and white joined together behind...

There is black and white joined together behind the thermostat
02-14-19, 12:33 PM
Replies: 23
Views: 2,553
Posted By Kolyan2k

I am not sure what to tell you......Its confusing...

I am not sure what to tell you......Its confusing for me as well. Whalen support said I need to rewire the system so that Y and W are outputs and L1 is input. I will open up the thermostat and check...
02-14-19, 12:22 PM
Replies: 23
Views: 2,553
Posted By Kolyan2k

No L1 (black is not used). I believed old 1970s...

No L1 (black is not used). I believed old 1970s thermostat had L1 but RAB20 only uses 4 wires. I spoke with Whalen and they said L1 is not needed because the way system is wired W and Y are inputs...
02-14-19, 11:33 AM
Replies: 23
Views: 2,553
Posted By Kolyan2k

Here you go, unit wiring and current RAB20...

Here you go, unit wiring and current RAB20 thermostat. Note: that Black L1 is not used in this thermostat but I think there is a black wire buried behind it.
02-14-19, 06:42 AM
Replies: 23
Views: 2,553
Posted By Kolyan2k

I just noticed that OP has 24v system. I have...

I just noticed that OP has 24v system. I have Whalen 4-wire 120v unit. I am looking for directions to convert to 24v and wire Nest

I have Y-Blue wire connected to Cool, W-Yellow wire connected to...
02-13-19, 06:59 PM
Replies: 23
Views: 2,553
Posted By Kolyan2k

Did you figure this out? I am looking for answers...

Did you figure this out? I am looking for answers too. I have something that you can try if you still have not hooked it up
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