Search: Posts Made By: Astuff
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10-18-20, 03:43 PM
Replies: 5
Views: 165
Posted By Astuff

Looks good. I would put the ACC+ to humidifier...

Looks good. I would put the ACC+ to humidifier wire nut splice in the EIM case as well. Use a 2 wire (white/red) to feed the humidifier.
10-18-20, 09:17 AM
Replies: 13
Views: 227
Posted By Astuff

With Nests and zoning you normally need a C wire...

With Nests and zoning you normally need a C wire to provide power. If you don't have an extra wire then you can re-purpose the G wire for C without losing much functionality.
10-15-20, 06:25 AM
Replies: 20
Views: 250
Posted By Astuff

Good you got it working but I would be concerned...

Good you got it working but I would be concerned that the old Z blue wire triggered the service alert. Assume service light wasn't lit on old thermostat
10-15-20, 06:15 AM
Replies: 7
Views: 153
Posted By Astuff

Confusion as XE 1200 is normally used for split...

Confusion as XE 1200 is normally used for split systems.

From model number (WCP048F100AA) that is a packaged unit. Literature shows that there should be a loose blue common (B) in the lower...
10-14-20, 07:15 AM
Replies: 7
Views: 153
Posted By Astuff

Not making sense to me. That is a defrost...

Not making sense to me. That is a defrost control board for a heat pump. You don't connect the thermostat to it - you connect the thermostat to the air handler and then wire the air handler to the...
10-13-20, 07:37 PM
Replies: 20
Views: 250
Posted By Astuff

If you disconnect blue from L does the call for...

If you disconnect blue from L does the call for service go away?
Did you program the Sensi for heat pump?
10-12-20, 08:52 PM
Replies: 20
Views: 250
Posted By Astuff

Did you program the Sensi for heat pump? HP1 on...

Did you program the Sensi for heat pump? HP1 on page 8: https://sensi.emerson.com/documents/sensi-wi-fi-smart-thermostat-manual-operation-guide-en-us-4849464.pdf EL2 and B for reversing valve.
10-12-20, 07:31 PM
Replies: 20
Views: 250
Posted By Astuff

I missed that Sensi has an L so blue wire (old Z)...

I missed that Sensi has an L so blue wire (old Z) can go there.

This should be your old thermostat if it helps:
...
10-12-20, 05:03 PM
Replies: 20
Views: 250
Posted By Astuff

W2 - Brown - > W2/* - aux heat X - Black - > C ...

W2 - Brown - > W2/* - aux heat
X - Black - > C
Z - Blue - no connection - tape off - service light from outside unit
G - Green - G
R - Red - RC
K - Violet - W/E - configure as emergency heat
Y...
10-10-20, 07:40 AM
Replies: 17
Views: 230
Posted By Astuff

Looking at Eaton's docs the plug on neutral is...

Looking at Eaton's docs the plug on neutral is not available for 400 amp panels.

Get the kit as it is the correct solution. Don't muck up a new panel with a DIY modification.
Neutral kit for 400...
10-10-20, 07:22 AM
Replies: 12
Views: 298
Posted By Astuff

Pictures? Generally you would turn and line up...

Pictures? Generally you would turn and line up the white arrow with the piping for on.
10-04-20, 06:02 PM
Replies: 1
Views: 83
Posted By Astuff

Doesn't appear to be an Aquastat but just a...

Doesn't appear to be an Aquastat but just a transformer/relay combo. Direct replacement is Honeywell RA89A.
10-03-20, 12:41 PM
Replies: 9
Views: 240
Posted By Astuff

This should be the relevant NEC section. Keep in...

This should be the relevant NEC section. Keep in mind "grounded" is their word for neutral.

200.2(B) Continuity. The continuity of a grounded conductor
shall not depend on a connection to a...
10-03-20, 09:04 AM
Replies: 9
Views: 240
Posted By Astuff

OK only if this is the main panel (service...

OK only if this is the main panel (service disconnect) and the panel label states that neutrals are allowed on grounding bar. There are some boxes that have a strap connecting the two bars so either...
10-03-20, 08:59 AM
Replies: 1
Views: 93
Posted By Astuff

You need to trace the wires on T1 and T2. ...

You need to trace the wires on T1 and T2. Whichever one NOT going to the capacitor is the one you want.
10-03-20, 08:50 AM
Replies: 34
Views: 629
Posted By Astuff

1. Normal to not feel return flow. Use a piece...

1. Normal to not feel return flow. Use a piece of 8 1/2 x 11 paper to check.
2. Need to call someone it to fix the gaps. It is common to see cheap installations.
3. Recommend having multi-stage...
10-01-20, 04:06 PM
Replies: 18
Views: 300
Posted By Astuff

Here is a better picture your current contactor...

Here is a better picture your current contactor in someone else's system: http://www.myhvacparts.com/store/media/products/contactor2.jpg 240v power comes in on the two wires on the right. motors are...
10-01-20, 10:54 AM
Replies: 18
Views: 300
Posted By Astuff

Some contactors have both control tabs only on...

Some contactors have both control tabs only on one side. Follow the brown and you see it goes down to the splice box. Does it not then connect to wires that go to the house?

Acordding to the...
10-01-20, 07:22 AM
Replies: 18
Views: 300
Posted By Astuff

I think the brown wires are for the 24v control. ...

I think the brown wires are for the 24v control. Trace them to verify as the 24v would connect to wires going to inside the house (Y and C thermostat wires - normally thin red and white).
09-30-20, 06:15 PM
Replies: 1
Views: 119
Posted By Astuff

The rth6580wf requires a 3rd wire for C/Common...

The rth6580wf requires a 3rd wire for C/Common used to power it up. You either need a thermostat that uses batteries, run an additional wire to your hvac system, or use a device such as a common...
09-30-20, 06:04 PM
Replies: 9
Views: 164
Posted By Astuff

Not a DIY as the refrigerant is regulated....

Not a DIY as the refrigerant is regulated....
09-21-20, 04:11 PM
Replies: 14
Views: 272
Posted By Astuff

Nest E has a single R and you need separate Rh...

Nest E has a single R and you need separate Rh and Rc connections to use the transformer trick properly.

Think about if you will be swapping the other thermostats to low voltage units. If so you...
09-20-20, 01:07 AM
Replies: 6
Views: 264
Posted By Astuff

You have a workshop so can you not trim the...

You have a workshop so can you not trim the oversize plates to fit?
09-19-20, 11:37 AM
Replies: 5
Views: 226
Posted By Astuff

Is it really Romex? Romex® is a brand name. NM-C...

Is it really Romex? Romex® is a brand name. NM-C is the technical name. Are you sure that it isn't UF cable? Usually gray.

Easiest option may be to pull out the existing cable and replace with 4...
09-12-20, 01:32 PM
Replies: 6
Views: 199
Posted By Astuff

The only thing you are missing is that you may...

The only thing you are missing is that you may have to move 1/2 slot down depending on where your current breaker is. Hard to explain but a GE full size breaker spans two 1/2 slots but can only be...
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