Search:

Type: Posts; User: octaneforce

Page 1 of 3 1 2 3

Search: Search took 0.02 seconds.

  1. using aprilaire 400 humidifier on an air handler

    how would i wire an aprilaire 400 humidifier with the automatic humidistat into an air handler that has a hydronic coil instead of a furnace? the humidistat asks for a W wire which on the air handler...
  2. Replies
    5
    Views
    625

    So the black wire from the ductless gets tied...

    So the black wire from the ductless gets tied into both safeyy wires?
  3. Replies
    5
    Views
    625

    I do want to follow their instructions. But i...

    I do want to follow their instructions. But i dont know what that peice is and it didnt come with the pump. I want to be a good hvac tech!
  4. Replies
    5
    Views
    625

    Omega pack mini split pump wiring

    Has anybody used the omega pack mini pump that goes under the ductless split heads? I was watching the video on how to wire and was wondering what the yellow thing is that he combines the 2 safety...
  5. Replies
    2
    Views
    844

    Do you know a model or part number?

    Do you know a model or part number?
  6. Replies
    2
    Views
    844

    Thermostat that can delay fan?

    Is there still a thermostat out there that can delay
    the fan in a hydronic setup? Instead of using an aquastat? I have used thermostats in the past that had the ability to start the circulator right...
  7. Replies
    12
    Views
    1,391

    just watched a video on those, thats a great...

    just watched a video on those, thats a great suggestion. is the pump powered by the unit? i think this might be my solution
  8. Replies
    12
    Views
    1,391

    do the cassettes fit right into the 2x2 grid of...

    do the cassettes fit right into the 2x2 grid of the drop cieling? obviously it would have to be hung somehow additionally. are they much more expensive than a typical head?
  9. Replies
    12
    Views
    1,391

    A rtu would be easier in a normal situation but...

    A rtu would be easier in a normal situation but the jobsite is a bit messy. The company is a government funded adult daycare/school and they tried to renovate it themselves without a real gc. They...
  10. Replies
    12
    Views
    1,391

    ductless drainage in commercial space

    i am about to install 7 ductless splits in a commercial office space. i plan on using typical wall mount heads with condensers on the roof. the problem is that this space has no exterior walls for me...
  11. Replies
    4
    Views
    858

    Awesome thanks!

    Awesome thanks!
  12. Replies
    4
    Views
    858

    In need of a slim condenser

    I have a customer requiring a 2.5 ton change out. The problem is that they have very limited space on the side of the house. They park a boat trailer next to the condenser, and as it is the trailer...
  13. Replies
    4
    Views
    1,008

    ahh that makes sense. so its really only saving a...

    ahh that makes sense. so its really only saving a little bit of space against the wall by snugging up to the ceiling.
  14. Replies
    4
    Views
    1,008

    cieling mounted ductless drainage

    so who has experience with the ceiling mounted ductless systems? I have a customer with who's basement is all mirror walls and a sheetrock ceiling. Ive never installed a ceiling mount before and im...
  15. Replies
    2
    Views
    1,099

    thanks! I resolved the problem with a new board...

    thanks! I resolved the problem with a new board and a new fan motor as per fujitsu tech hotline. unit is up and running
  16. Replies
    2
    Views
    1,099

    fujitsu error code (video included)

    i have a customer with a 5 year old 9k ductless single zone system that I did not install. in cooling mode, the indoor unit blows air but the outdoor unit is not running. I put it on heat mode and...
  17. yes its really tight and "moist" to work on...

    yes its really tight and "moist" to work on these. I couldn't find the high side port. I thought maybe its like a ductless and didn't have one
  18. thanks for the info. I don't see a match for the...

    thanks for the info. I don't see a match for the scenario I gave. I do not think this will work.
  19. sounds like what the homeowner expected

    sounds like what the homeowner expected
  20. anyone have experience with marine water cooled a/c's?

    a friend of mine has a boat with an r22 water cooled air conditioning system. i took a look at it for her because it never seems to cool the boat off and its always running, i don't know anything...
  21. two 9k heads and one 18k head off 24k condenser

    I have a customer with a multizone (3 zone) fujitsu ductless system. currently he has 1 18k head and 1 7k head coming from the 24k condenser. the condenser "appears" to be able to handle 1 more unit,...
  22. Replies
    13
    Views
    4,396

    I was under the impression that a shot of...

    I was under the impression that a shot of refrigerant mixed with nitro is allowed to be used to check for leaks. The sniffer will still pick up that little bit of refrigerent mixed in
  23. Replies
    13
    Views
    4,396

    Okay so im not crazy. Thanks for the tips! I'll...

    Okay so im not crazy. Thanks for the tips! I'll pump from both sides and give it a few minutes to settle.
  24. Replies
    13
    Views
    4,396

    Hmm you make a good point. I usually only use the...

    Hmm you make a good point. I usually only use the high side because im so used to the old 22 guages that only go up to like 120 psi on the low side.
  25. Replies
    13
    Views
    4,396

    Nitrogen "equalizing" during leak test

    Ive realized that when i crank up a new system with nitrogen to test for leaks, it will drop about 50 lbs on the side i pump it into and raise on the other side before staying put. Ive been told...
  26. Replies
    17
    Views
    13,229

    The propane tank most likely isnt treated on the...

    The propane tank most likely isnt treated on the inside like a real recovery tank is. So it could rust and contaminate any gas you plan on trying to recover. Just try to find a used recovery tank....
  27. Replies
    6
    Views
    1,362

    Wow im surprised. Does it matter how many turns...

    Wow im surprised. Does it matter how many turns the lineset takes around corners? The room is probably 600 sq feet with only a 12k head by the way. So i think its under powered to begin with.
  28. Replies
    6
    Views
    1,362

    75 foot ductless lineset

    i have a customer with a fujitsu 3 zone ductless system. theres a 12k head in the basement, a 12k in the living room, and a 9k in a bedroom. the living room head is very far from the condenser and...
  29. Replies
    18
    Views
    2,626

    so i guess i cant use solid 14/4 like i normally...

    so i guess i cant use solid 14/4 like i normally do? Doesnt really make a difference to me. I'll do whatever it calls for.

    Whats the "electrical" difference between solid and stranded wire? Why...
  30. Replies
    18
    Views
    2,626

    first mitsubishi install

    ive done a lot of ductless installs, mostly trane and comfort aire. all of the times they use a 14/4 wire from the condenser to the head that acts as power and communication between the two (no low...
  31. Replies
    25
    Views
    3,418

    it was definitely an unusual situation but I did...

    it was definitely an unusual situation but I did have another tech with me when I returned to get a another set of eyes on it. the tech I was with is very experienced and still scratched his head at...
  32. Replies
    25
    Views
    3,418

    you were exactly right. I had the baseboard...

    you were exactly right. I had the baseboard circulator and the a/c on the same stat. that was 1 problem which I resolved with a better stat. I still ohmed out the stat wire and found a short there,...
  33. Replies
    25
    Views
    3,418

    I saw 2 old ones behind the unit afterwards

    I saw 2 old ones behind the unit afterwards
  34. Replies
    25
    Views
    3,418

    Ok. What are the other possibilties?

    Ok. What are the other possibilties?
  35. Replies
    25
    Views
    3,418

    I could only assume its the stat wire

    I could only assume its the stat wire
  36. Replies
    25
    Views
    3,418

    How do i do that?

    How do i do that?
  37. Replies
    25
    Views
    3,418

    http://imagizer.imageshack.us/v2/150x100q90/538/hP...

    http://imagizer.imageshack.us/v2/150x100q90/538/hPxxcj.jpg
  38. Replies
    25
    Views
    3,418

    Constantly blowing transformers

    Got to a call with a typical split that wasnt doing anything. Had no voltage at the stat, so i checked the transformer. No voltage there either. So i figured it needed a new transformer and i threw a...
  39. Replies
    8
    Views
    1,961

    I may just put a delay on make timer for the fan...

    I may just put a delay on make timer for the fan and compressor. Itll delay it no matter heat or cold.
  40. Replies
    8
    Views
    1,961

    Im pretty sure its a single transformer (only 24v...

    Im pretty sure its a single transformer (only 24v supply is from air handler) so even if the second fan wire backfeeds to the heat relay, wouldnt it still need the other leg to activate the rh relay...
  41. Replies
    8
    Views
    1,961

    Could i just put the green (fan relay) onto the w...

    Could i just put the green (fan relay) onto the w (heat relay) of the stat? And keep the original fan relay for cooling?
  42. Replies
    8
    Views
    1,961

    There is a/c on the system i didnt even think...

    There is a/c on the system i didnt even think about that. This is more complicated now
  43. Replies
    8
    Views
    1,961

    Running hydronic system with no aquastat

    I just installed a rheem 2.5 ton air handler with a hot water coil. I started it up without an aquastat because normally i just use the thermostat to delay the fan. I wired it with a cheap stat that...
  44. Replies
    14
    Views
    2,981

    that's a good idea I will keep that in mind for...

    that's a good idea I will keep that in mind for future swaps
  45. Replies
    14
    Views
    2,981

    thanks for the replies. I am as weary as you guys...

    thanks for the replies. I am as weary as you guys that I will need an adapter curb. the first York distributor told me it wont need one. I contacted another distributor and they assured me again that...
  46. Replies
    14
    Views
    2,981

    will i need an adapter curb?

    im replacing a 3 ton York/luxaire rtu with another 3 ton luxaire rtu unit. I have had very little help from York and im wondering if I will need an adapter curb or of I can just place the new unit...
  47. Replies
    19
    Views
    5,715

    Beleive me i was kicking myself for not checking...

    Beleive me i was kicking myself for not checking the codes. If the heat exchange was cracked i would cry about being on a freezing cold roof and change it.
  48. Replies
    19
    Views
    5,715

    Can this flame sensor be bad?

    I am an install tech just breaking into service and i have a carrier small rooftop thats throwing me for a loop. Customer states its blowing cold air. Got on the roof and sure enough the burners are...
  49. Replies
    16
    Views
    10,947

    Very true. I didnt even think about the...

    Very true. I didnt even think about the automotive 134a cans. As for the permits, people do work without permits all the time. But your right they usually get jammed up and we fix it.
  50. Replies
    16
    Views
    10,947

    Its a problem when i quote a 3 ton change out for...

    Its a problem when i quote a 3 ton change out for 5k and the customer sees it online for 2k and thinks im putting 3k in my pocket. They dont factor in linesets, pans, chain, transitions, pvc, leader...
Results 1 to 50 of 106
Page 1 of 3 1 2 3