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  1. Replies
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    Oil primary control question

    Would I not want a 15 second primary control for normal oil burner with no oil delay? It seems most the supply houses have the 45 second. I just hate to see 45 seconds of oil being pumped in the...
  2. What kind of pump are you using for tankless coil acid flush??

    What kind of pumps you guys using out there for tankless coil cleans? I'm using my Harbor freight submersible. I'd like to get a acid pump if warranted.
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    That's what I thought. It's been awhile though. I...

    That's what I thought. It's been awhile though. I thought it was opposite though. Thx.
    And I saw those dual rpm pumps at SH. Thx
  4. That was a possible concern. Incoming to the...

    That was a possible concern. Incoming to the transformer was 485v but the name plate is good for 505v the low volt side is 29v. Wasn't sure if 29 was high enough to effect anything.
  5. At wits end with this Trane RTU Model YCS072

    Ok I called Trane support after being on hold for 40 minutes and they could not help me out, and today I broke down and called Trane service and he couldnt figure it out after an hour and a half!...
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    Oil pump?? What to carry?

    Limiting my stock. Can a 3450 oil pump be installed on burner with a 1725 motor? It's been awhile and I forget. Just for emergency purposes until I get the correct pump? Thanks.
  7. Yea your probably right. I've seen those videos...

    Yea your probably right. I've seen those videos with uniweld or these aluminum rods that they are repairing coils with, but I'd destroy that black plastic cover or I would have to remove it. And it's...
  8. Nordyne condenser coil leaking see pic. Aluminum? Braze?

    Usually I stay miles away from mobile homes but this is a buddy's and it's only 2 years old and pretty decent to work on. I found the condenser coil leaking where the liquid line enters the coil...
  9. Protect your Goodman like its gold. See pic LOL

    I worked at this guys house today.


    http://i601.photobucket.com/albums/tt95/billymons/c2c409174004c956e84f214e2ecf9037_zps83b18411.jpg
  10. Testo anylizer with other brand printer.

    Does anyone know or has tried using another printer other than the Testo to print stuff out. Testo says you must use there's. It's just a signal going to a printing device. The testo printer...
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    Good question. Maybe they do sell electric heat...

    Good question. Maybe they do sell electric heat kits, I'm not sure.
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    Yea Maakas22 that's what I had today, staff...

    Yea Maakas22 that's what I had today, staff members saying "it's blowing cold air" Well it was throwing 85 degrees some 90 I think that's as good as it gets when it's 5 degrees out. Then they have...
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    My building has about 60 indoor units and I've...

    My building has about 60 indoor units and I've been to the Texas Daikin training school (2day) class, way to short. And I still can't stand them. We used to have a couple big ahu's that used to take...
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    Daikin heat pump in zero degrees??

    Any of you guys deal with any Daikin heat pumps. It's zero here in Pa and it really seems like these Vrv HP's are really struggling. No emergency or second stage heat in these units.
  15. Good to know. Thanks I'll ask about that.

    Good to know. Thanks I'll ask about that.
  16. Yea I was kinda thinking the same thing. I think...

    Yea I was kinda thinking the same thing. I think I'll call the same company as my liability maybe they can give me a good quote. That's all I need is to be working in the city and some crack head...
  17. Just got off phone with one of the most popular...

    Just got off phone with one of the most popular car insurers and I told him what I was intending to do which is to be a legal business working part time, using a van for HVAC maybe 5000 miles a year....
  18. Or who has had a accident or theft with there...

    Or who has had a accident or theft with there work vehicle with personal insurance and had no claim problems?
  19. Using work van (truck) with normal personal auto insurance?

    Ok I know a lot of people who do business out of there vehicles and don't know you should get commercial auto insurance ie delivering auto parts, pizza, sales calls, handyman, HVAC, so on. I'm...
  20. No I don't work for a HVAC company. I work at a...

    No I don't work for a HVAC company. I work at a hospital and I maintain all there hvacr. They could care less if I start a business. No apology needed.
  21. No doubt about that. I just want to make good...

    No doubt about that. I just want to make good money on the side, legally and not give up my good job. I've seen to many guys go on there own then they came crawling back to there old employer after...
  22. Doug that sounds like my plan. I did installs for...

    Doug that sounds like my plan. I did installs for years and I really don't enjoy it. I'm more of a service guy. I just love the feeling when I give someone heat or a/c again. Working for this...
  23. We will see how it goes. As long as I can make...

    We will see how it goes. As long as I can make enough to pay my expenses for the year I'll be happy. Although a used van will set me back a little. I have just about everything else.
  24. Any owners of HVAC business with also a full time job??????

    Im going legit and just filed for an LLC and hunting for insurance. I work full time at a Hospital and really like the work and benifits there. But, I think Im missing out on alot of work out there....
  25. Any one man owners out there running 24/7 service?

    I was just wondering how bad it would be running 24/7 service being a one man company. I sure wouldnt want to pay a answering service just yet. Even when i was on call for other companys, the calls...
  26. One man hvac liability insurance rates in Pa?? Anyone

    Im going to start some Hvac&r work on the side of my fulltime job but Id like to do it right. Are there any Pa one man bands out there?
    I got one quote for 1million property 1million injury for...
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    Thanks Mark

    Thanks Mark
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    Yea the wire to the enthalpy control was rotted...

    Yea the wire to the enthalpy control was rotted off so the wire is off. And un plugged from econo
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    Need info for a economizer Trane Ysc048

    Hi Gents, I'm looking for some info on a trane rtu model ysc048 with economizer. Maybe a manual or wiring. How to bypass the dam thing! I know the easy way out. The economizer is model # w7399a1004...
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    I don't think there is one .

    I don't think there is one .
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    Nothing yet. I'll keep hunting.

    Nothing yet. I'll keep hunting.
  32. Looking for SETUPMS3 program for bacnet. Anybody?

    Im looking to see if someone has the setupms3 program that they can send me. Im sick of waiting for Daikin to get back to me. If someone has it PLEASE send it to my email, its in my profile.
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    Ive been hunting around also. Could you please...

    Ive been hunting around also. Could you please send me a copy also. Thank you VERY much. Bill
  34. I will check the economizer. These are new to me....

    I will check the economizer. These are new to me. Thanks.
  35. Trane rtu YSC120A 2 stage cooling. Please someone explain sequence of operation.

    I'm trying to understand how this system works to make sure it's operating properly. Today was about 85 degrees out and the room temp was 70 and the stat was set for 60 in hopes I'd see both stages...
  36. Nothing in the manual only switch it to program...

    Nothing in the manual only switch it to program when making changes.
  37. Weil- Mlain bmc controller for multi boilers

    Question I'm wondering why I haven't seen all 5 of my boilers run yet. Question is...... The program/run switch under the cover, does that need to be set to run for the boilers to rotate? It was set...
  38. Completed job. Wasn't too bad. Had to pull two...

    Completed job. Wasn't too bad. Had to pull two segments of wheel and remove the bearing to slip the belt over the shaft. Boy a piece together belt would be a lot faster, not sure how good it will...
  39. Yea still looking for manual. The web site for...

    Yea still looking for manual. The web site for Airxchange doesn't have it. I have to call.
  40. Not sure but without checking tomorrow but it's a...

    Not sure but without checking tomorrow but it's a fast spinning wheel. Probably turns 12-15 times a minute
  41. Believe me I thought about the link belt. I think...

    Believe me I thought about the link belt. I think I'll try the OEM belt and see how it goes,but would like a link belt for a temp fix. Wonder if the link belts last?
  42. Well Ill give it a go. Hopefully the bearing...

    Well Ill give it a go. Hopefully the bearing slides off and doesnt need to be pulled:(
  43. Replace belt on erv energy recovery ventilator. Help??

    351461Has anyone replaced the belt on a erv? This one is made by Airxchange Inc. and is mounted in a Trane ahu. The wheel is probably 6' diameter. What do you have to do to get the belt around the...
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    WOW That did a number on that shaft! Yes that...

    WOW That did a number on that shaft! Yes that looks like it. The center of the blower wheel looks like two cone discs welded together, hollow in the middle.
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    Ok the belt tension is ok per spec. What I did...

    Ok the belt tension is ok per spec. What I did do is switch out the motor with a nice quiet similar unit that was on the same roof. This motor also vibrated. When I remove the belt on either motor...
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    I'm going back to it now. I have a feeling the...

    I'm going back to it now. I have a feeling the motor is cocked on its mount a little. We will see. Everything is clean. Sorry I forgot about new sheave:)
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    The motor sheave is new.

    The motor sheave is new.
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    Ok all went well and everything came apart easy....

    Ok all went well and everything came apart easy. The old bearings didn't seem to bad. Got it back together and it seems better but the motor still shakes when it's running. I don't get it. It has a...
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    Yea I'm not sure which one i have. The new...

    Yea I'm not sure which one i have. The new bearing is mostly round rubber and on one end there's a metal collar with a star type set screw and two very small white plastic set screws(not sure what...
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    Blower bearings Trane yhc120a rtu. Easy???

    Has anyone replaced the blower bearings on a Trane yhx120a or similar rtu. It's the belt driven model. The bearings are mounted in a rubber casing. Wonder if they need to be pressed out of the blower...
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