Search: Posts Made By: roughneck77
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Yesterday, 12:06 PM
Replies: 14
Views: 181
Posted By roughneck77

Check for shorts with your meter first. If the...

Check for shorts with your meter first. If the compressor is shorted to ground there isnít a reason to buy unnecessary parts.
09-26-22, 12:12 PM
Replies: 14
Views: 181
Posted By roughneck77

When does the breaker trip? As soon as the unit...

When does the breaker trip? As soon as the unit calls for cooling?
09-26-22, 09:46 AM
Replies: 14
Views: 181
Posted By roughneck77

Are you sure you donít have a short? Compressors...

Are you sure you donít have a short? Compressors donít all of a sudden need a hard start and start blowing the breaker.
Check before you buy any parts. Easy test with your meter.
09-25-22, 04:05 PM
Replies: 14
Views: 181
Posted By roughneck77

Does the breaker trip immediately? If so it could...

Does the breaker trip immediately? If so it could be a grounded compressor. Iíd check it with your meter before buying any parts.
09-08-22, 02:50 PM
Replies: 1
Views: 138
Posted By roughneck77

Ok, we will need some more information to offer...

Ok, we will need some more information to offer suggestions.
What is the model number of this unit?
Do you have a meter and are comfortable using it?
Is there power to the unit?
Is it calling...
09-05-22, 05:55 PM
Replies: 13
Views: 204
Posted By roughneck77

Probably. Sometimes the power company gives a...

Probably.
Sometimes the power company gives a discount to allow the use of these devices.
09-05-22, 04:46 PM
Replies: 13
Views: 204
Posted By roughneck77

Probably a remote shutdown for your air...

Probably a remote shutdown for your air conditioner from the power company. For high demand days.
09-04-22, 07:15 PM
Replies: 21
Views: 289
Posted By roughneck77

If he didnít evacuate the system your system will...

If he didnít evacuate the system your system will have an extremely short life.
09-04-22, 05:57 AM
Replies: 21
Views: 289
Posted By roughneck77

Did the original guy leak check the system with...

Did the original guy leak check the system with nitrogen and evacuate the linesets with a vacuum pump?
09-03-22, 06:21 PM
Replies: 21
Views: 289
Posted By roughneck77

Canít really advise you on anything legal...

Canít really advise you on anything legal related.
I would get someone asap. Low refrigerant can damage the compressor.
Was a proper leak check with nitrogen and evacuation with a vacuum pump done?...
09-03-22, 05:37 PM
Replies: 21
Views: 289
Posted By roughneck77

Is it open and uncovered all the way to the...

Is it open and uncovered all the way to the second floor?
Thatís something you may consider to pay someone to rip out and just start over. Those lines not run level may cause oil return issues and...
09-03-22, 03:16 PM
Replies: 21
Views: 289
Posted By roughneck77

https://cimg1.ibsrv.net/gimg/www.doityourselft.com...

https://cimg1.ibsrv.net/gimg/www.doityourselft.com-vbulletin/1284x1080/84df9cd7_078f_4623_bc1e_7f02e6745f96_97fe90f5f09ba4a827ec847d23524bbc6d67cb98.jpeg
09-03-22, 03:09 PM
Replies: 21
Views: 289
Posted By roughneck77

Youíll have to have someone else back out. From...

Youíll have to have someone else back out. From what you describe that one has no clue what they are doing.
There is NO charging method for minis that has you charging to a specific pressure. ...
09-03-22, 10:48 AM
Replies: 21
Views: 289
Posted By roughneck77

Thatís just the thing there is no ďoptimal psiĒ....

Thatís just the thing there is no ďoptimal psiĒ. Itís charged by weight and part of that is calculating line length and required charge.
How much was needed vs how much was added.
You donít want...
09-03-22, 07:48 AM
Replies: 21
Views: 289
Posted By roughneck77

Iím confused. How are you adding normal open...

Iím confused. How are you adding normal open lines to precharged linesets?
The use of precharged lines is frowned upon, they have a very high likelihood of leaking refrigerant. Normal uncharged...
08-15-22, 07:00 AM
Replies: 5
Views: 149
Posted By roughneck77

The techs should recover and weigh the charge to...

The techs should recover and weigh the charge to verify its correct.
I donít know what would be ďbadĒ with the entire coil. The metering device is in the outdoor unit.
08-09-22, 07:34 PM
Replies: 7
Views: 194
Posted By roughneck77

Be warned. If you plan on spraying water on an...

Be warned. If you plan on spraying water on an air cooled condenser, calcium deposits and erosion of the material can destroy the coil.
Spraying with water isnít recommended.
08-02-22, 04:43 AM
Replies: 3
Views: 159
Posted By roughneck77

It is not sufficient. Compressors are cooled...

It is not sufficient.
Compressors are cooled via refrigerant vapor. When no refrigerant is flowing they quickly overheat.
They will also not provide low enough vacuum to properly evacuate the...
08-01-22, 02:15 PM
Replies: 3
Views: 174
Posted By roughneck77

Iíd would not suggest buying the equipment...

Iíd would not suggest buying the equipment yourself and having someone install it.
Those that are willing to do such a thing are usually undesirable.
And secondly youíll have no warranty. So if...
07-26-22, 04:15 AM
Replies: 5
Views: 167
Posted By roughneck77

The system you speak of with 1 lineset linked to...

The system you speak of with 1 lineset linked to multiple indoor units is called a VRF system, not a minisplit. Itís the big brother of a minisplit system.
The Mr Cool units do not work this way....
07-16-22, 02:18 PM
Replies: 3
Views: 104
Posted By roughneck77

Yes, 4 tons total. Still fairly ridiculous for a...

Yes, 4 tons total. Still fairly ridiculous for a home of your size.
Coils are made to have a range of operating capacities. The metering device must match properly.
And the ductwork must be...
07-16-22, 11:23 AM
Replies: 3
Views: 104
Posted By roughneck77

You need to first determine whatís really needed....

You need to first determine whatís really needed.
Many home builders donít do accurate load sizing.
You DO NOT size equipment by rule of thumb or square footage. I would suggest an appropriate...
07-13-22, 06:33 AM
Replies: 3
Views: 113
Posted By roughneck77

A larger compressor isnít necessarily going to...

A larger compressor isnít necessarily going to get any more cooling capacity out of your air conditioner. Itís not like installing a larger engine in a car. There are a lot of other parts that must...
07-10-22, 07:47 PM
Replies: 5
Views: 184
Posted By roughneck77

It means you have an open leg. 110V+110V does...

It means you have an open leg.
110V+110V does NOT equal 220V.
You need to test across the legs. Never start testing to ground.
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