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  1. Replies
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    I just rechecked them both at -20 degree evap and...

    I just rechecked them both at -20 degree evap and 100 degrees ambient. Looks be be pretty close. The new Copeland shoes to have a little more capacity. I attached 2 screen shots
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    Iíll check it in a bit. I looked it all up about...

    Iíll check it in a bit. I looked it all up about a month ago when quoting the job. I believe with r404a it was a close match. I canít find my scratch paper notes of when I did my homework on yhe job....
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    Hahaha yea man your right. Itís for a freezer box...

    Hahaha yea man your right. Itís for a freezer box temp -10f. So evap temp -20 when looking at capacity rating. Also the condenser will be outside but I will put a sheet metal dog house. Now...
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    Freezer condenser swap

    The existing unit indoor evap m# CTE36-53-DE
    Condensing unit AWA2464ZXDXC. The evap is like new. In great condition running r404a. Iím going to swap the condensing unit only. Iím going with the...
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    Yea man I hear ya. The crazy thing is a lot of...

    Yea man I hear ya. The crazy thing is a lot of times itís such any easy visual diagnoses. You start to realize they were just not paying attention or just donít care. Itís crazy. I never get upset...
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    I have 1 tech. So itís 2 of us. People say ďoh...

    I have 1 tech. So itís 2 of us. People say ďoh man hire more guysĒ yea itís not that easy. The same thing with this account. The daikin guy did a leak repair on vrv unit. He burnt a communication...
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    Yes I agree the electronics can be more advanced....

    Yes I agree the electronics can be more advanced. Also I donít care for the account much. But itís an old folks home. I take care of 6 different facilities. This is a newer facility they just took...
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    I hear ya. I would love to go to the training....

    I hear ya. I would love to go to the training. But I donít have time to spend a week in Ohio. I work crazy hrs 7 days a week. 15-20 hrs a day. Some nights I sleep in my van at the job site. Straight...
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    Daikin vrv hand held tool/programmer.

    I am looking for the hand held tool or maybe the computer program and cables to connect to the Daikin vrv units. Maybe a tech on here has the stuff but does not use anymore etc. Iím looking to...
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    Yea I noticed JB has .055. I was looking at...

    Yea I noticed JB has .055. I was looking at their conversion chart and I seen the .055. I asked today 2 distributors I was at today. But they only stock supco. Iím actually went with the bc3 .052 @...
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    I opened the supco package. Supco offers their...

    I opened the supco package. Supco offers their own conversion chart. It comes out to a 67Ē cap tube.
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    Wich app is that? I searched formula creator. But...

    Wich app is that? I searched formula creator. But formula car race apps came up.
    On another note do you think I should use the .052? Or should I use a smaller diameter cap or should I use a larger...
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    Yea there are a few several cap tube charts etc....

    Yea there are a few several cap tube charts etc. I was kind of trying to stay along the lines of the original cap tube if possible. But I may cross over to a completely different size tube,
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    I clicked on the link but itís not working, the...

    I clicked on the link but itís not working, the calculator pops up but when I hit calculate. It says error 404 page not found.
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    Cap tube cross over

    Manufacturer calls for 96Ē of .055 ID cap tube.
    I have the supco bc3 it .052. ID . Itís so close in the real world I think I would be fine. What is you allís opinion on it?
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    To give an update. I weighed in the r410a....

    To give an update. I weighed in the r410a. Removed my guages then started it up and let it run. So far itís cooling good. I did not see the operating pressures 😢. Because the top metal cover...
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    Before ordering the new inverter board I ohmed...

    Before ordering the new inverter board I ohmed the compressor winding to winding seemed ok. I ohmed the compressor winding to ground. I did not Meg the compressor windings to ground though. While it...
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    Nope. I did not notice a cooling fan on the heat...

    Nope. I did not notice a cooling fan on the heat sink.
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    On this model I seen the heat sink right behind...

    On this model I seen the heat sink right behind the inverter board obviously it absorbs the heat from the inverter board. I did notice there are 2 condenser fan motors on this unit. The condenser...
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    I forgot to add this info

    I forgot to add this info
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    I was ohming the 2 filter/chokes that sit alone....

    I was ohming the 2 filter/chokes that sit alone. Now thinking of it. It might be referring to the 2 choke/filter on the little circuit board.
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    Lg multi vrv error code

    Lg condenser m# ARUN048GSS4. S#702KCHE12M01. Itís connected to 3 indoor heads.
    Originally it was not running and giving error code CH23. Said bad inverter board. I checked basic things and I...
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    Cool. Thanks for your replies. That night I was...

    Cool. Thanks for your replies. That night I was going to add 410a. But I said ďnaw let me try to get the real r32Ē. But I will be there Monday 7am to weigh in the charge of r410a.
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    R410a replacement R32

    So a maintenance guy drilled a hole in a brand new condenser coil of a little wall ac unit. He was afraid management will chew him out for it. Lol I told him donít worry I fix it and not make an...
  25. Good info: This unit is 3 years old. Itís...

    Good info:

    This unit is 3 years old. Itís maybe 10 miles from the beach. So real close but not too far either. I seen the corrosion your talking about on other units. I always wanted to rub a...
  26. Multi zone Mitsubishi intermittent issue.

    1 outdoor condenser m# MXZ-4C36NA2-u1, connected to 4 indoor floor mount units
    m# MFZ-KJ09NA. 4 days ago I get a complaint that zone C is not cooling but other zones are ok. So I check the unit....
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    It just scooted in there. I purchased the heavy...

    It just scooted in there. I purchased the heavy duty eye bolts. But that left too much slack on top. It would not clear the railing. So I strapped the compressor tight with the compressor all the way...
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    It pretty much went as planned. Except rolling on...

    It pretty much went as planned. Except rolling on the roof. The hoist originall had 3Ē casters. I knew that would not roll. So I welded on 6 new 8Ē casters rated for 1,000 lbs each. Or I think over...
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    Haha, yea man he works hard. He tried to move the...

    Haha, yea man he works hard. He tried to move the compressor when sitting on the roof. That compressor didnít budge. I thought 700lb pump motors were heavy. For me this is the heaviest I had to lift....
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    Well guys I finally got this job done. I was...

    Well guys I finally got this job done. I was waiting on 2 condenser coils from York for this circuit. I did not want to put the compressor and leave it exposed to moisture. One thing I did not like....
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    Once itís blended in my book itís trash. I was...

    Once itís blended in my book itís trash. I was not planning to keep it at that point.
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    I always told them from day 1 nope I wonít put...

    I always told them from day 1 nope I wonít put anything other than r22 in the unit. I learned my lesson years ago explain in the original post. I wanted to help a customer so I proposed a r407c+...
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    Dude you donít know how to read between the...

    Dude you donít know how to read between the lines??? Itís illegal to mix refrigerant so why the eff would I be writing clearly that I plan to mix refrigerant? No no-one else touches these units. This...
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    My plan is to sell all the r22 at the end. So Iím...

    My plan is to sell all the r22 at the end. So Iím asking is it worth anything. Because if not ďxĒ person will start topping off with r407c+, mo99,422D etc. mixing is illegal but I heard of people...
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    Thanks I will call them up to see how their...

    Thanks I will call them up to see how their program works and if itís worth it to them. Maybe they can give me a ball park price.
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    Sorry for the confusion but seems you understood....

    Sorry for the confusion but seems you understood.
    So yea they currently have pure r22 refrigerant good refrigerant in all of these units. If the customer can sell off the r22 then itís money they...
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    Semi hermetic r22 replacement

    So I have a customer that has a commercial building that is coming down in 6 months. Old carriers running r22. So a few questions. Would you all know of a company or where or who will be willing to...
  38. Thread: Flex Duct

    by anthonyac1
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    Explain to them the situation and they have to...

    Explain to them the situation and they have to wait. Or rent a box truck. Drive x amount of hrs from your area. But all flex from other supplier. Drive back to your area. Let all your buddies know...
  39. Thread: Flex Duct

    by anthonyac1
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    Iím out local area. We already went through that...

    Iím out local area. We already went through that drought. It passed now for the most part they have all flex and duct in stock.
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    I know osha would not approve. It was not...

    I know osha would not approve. It was not certified by an engineer.
    Realistically osha could nail us on any job any day of the week. Do you wear a safety harness going up a ladder? Also do you use...
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    I know itís risky.I like the gantry option. My...

    I know itís risky.I like the gantry option. My issue is I canít get the gantry set up right against the unit. The supporting angular side post will keep it out about a ft or so. Maybe a little less....
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    As long as the load is not out past the legs...

    As long as the load is not out past the legs technically it canít fall forward. If I made it extend out further then yes it will easily tip forward. Unless I add weight / counter weight to the back. ...
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    Edited photos

    Edited photos
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    Well guys this is what I came up with. Hopefully...

    Well guys this is what I came up with. Hopefully I can get this compressor in this week. Been busy putting out other fires. Lol
    So itís originally a 2 ton engine hoist. But the height was not high...
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    That is a good read. I like the idea of the...

    That is a good read. I like the idea of the wheels with a threaded rod sticking up to thread into the compressor base. Thatís good. Then you can actually roll the compressor where ever you want
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    I have a few of those double wheel strut...

    I have a few of those double wheel strut trolleys. They are great for medium size motors etc. I also keep a heavy duty deep unistrut. Itís a double unistrut back to back. I found it in an old...
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    The wall thickness was 1.5Ē. I thought of the...

    The wall thickness was 1.5Ē. I thought of the armaflex pad. My supplier stocked 3/4Ē thick. So I said perfect double it then I have 1.5Ē. Then I though of 1.5Ē duct board. I even had the piece cut...
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    That would have been a mess hahahah. I cheated...

    That would have been a mess hahahah. I cheated and had a cheapy Bluetooth bore scope to look at the chilled water coil. So I seen there was actually about 3Ē gap. So I used my grinder with a worn...
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    Thank you. I added foam tape to the back side...

    Thank you. I added foam tape to the back side of both panels. All the way around the panel. There is a panel on the inside, then foam, then outside panel. I put the outside panel on while the foam...
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    A few more photos

    A few more photos
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