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Type: Posts; User: frost

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  1. Replies
    73
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    4,197

    Converted back to lp control that it came with...

    Converted back to lp control that it came with was one step you had taken. With out all the data I am just wondering is the differential is too wide?
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    16
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    4,682

    I carry a box of different sized ID cap tube and...

    I carry a box of different sized ID cap tube and cut to fit mfd spec. The argument I have for replacing the whole thing is almost every old cap tube has build up material on its walls and is already...
  3. Replies
    31
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    2,451

    Stainless can take some good cleaning agents. You...

    Stainless can take some good cleaning agents. You can even use lime away. I need some feed back on the filter I think you need a 25 micron? Not filtering is a very bad thing. Make sure to flush a new...
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    1,553

    On a 404a system no bubbles in the sight glass...

    On a 404a system no bubbles in the sight glass isn't an accurate determination of refrigerant charge. For R12 this generally works well. R404a is a blend of two refrigerants and must be introduced to...
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    1,489

    It might be possible to simply have the condenser...

    It might be possible to simply have the condenser relocated on your property. I suggest as close to the home as possible in a location it can breath. If an objection is aesthetics pretty it up with...
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    3,905

    If the pet smells are from your pets there is a...

    If the pet smells are from your pets there is a UV light that will break them apart. Its not the standard UV light. This one is mounted in another location. If you have no pets and don't smoke you'll...
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    945

    That is great that you have thoroughly inspected...

    That is great that you have thoroughly inspected the heat exchanger for cracks and have no low lvl poisoning going on. If it would truly hold water I think you should donate it to your local HVAC...
  8. Replies
    72
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    6,105

    Or if hes afraid the nitrogen will get left...

    Or if hes afraid the nitrogen will get left behind in the compressor after you vacuum the system you'll be fine. Just watched that video. Its good.
  9. Replies
    72
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    6,105

    They don't stay together when pressurized. You...

    They don't stay together when pressurized. You have to keep an opening and a constant 0.5 psi or so. Its also not a great idea to wet cool a weld. They have more integrity if allowed to slowly cool,...
  10. Replies
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    1,585

    A true gentleman. Some people would just sell em...

    A true gentleman. Some people would just sell em a new one:)
  11. Replies
    31
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    2,547

    I don't think a 20 year warranty is at all...

    I don't think a 20 year warranty is at all common. Until recently a lot of heat exchangers have had more like a 10 year warranty. Most systems are expected a life of 13 to 18 years or so. I inspect...
  12. Replies
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    15,430

    I would have your tech go through the condition...

    I would have your tech go through the condition of your evaporator before running your new compressor and make sure it gets a crank case heater. There could be a cause to your compressor failure left...
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    537

    The impact is damage and increased running...

    The impact is damage and increased running expense. Not only must the wheel be symmetrical, but if even one counter weight is moved or removed while cleaning or installing it should effect the...
  14. Replies
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    5,068

    Tell me a little more. Its my understanding the...

    Tell me a little more. Its my understanding the stem will always be set in the mid point. Are you saying if I have 3 they could all be set differently or just the fact that mid point simply isn't a...
  15. Thread: Scotsman DC30A-1

    by frost
    Replies
    4
    Views
    906

    The guys at scottsman have always been pretty...

    The guys at scottsman have always been pretty helpful with info. They have a disk with all models you might be able to get them to send you one. Might have to give them your contractors license...
  16. Replies
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    2,260

    So its a potential relay or a current relay. Make...

    So its a potential relay or a current relay. Make sure the current relay isn't up side down. It happens. Some potential relays can be subject to poor placement as well. potential relay #5 goes to...
  17. Replies
    7
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    2,061

    There is soft wear for some of these...

    There is soft wear for some of these calculations. All the glycol systems I have been responsible for it was good enough to toss some valves in the bypass and throttle them to adjust flow rate. Just...
  18. Replies
    32
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    5,068

    TXVs are factory set. If its not working the...

    TXVs are factory set. If its not working the problem is likely many many other things. How ever when they have a damaged component and need to be changed the replacement should work fine with factory...
  19. Replies
    14
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    1,911

    I didn't see you actually say the Thermal...

    I didn't see you actually say the Thermal expansion valve had any grit in its screen. So is it possible the gray dust is from the compressor crank shaft and rods ect? Id guess it was still passing...
  20. Replies
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    2,257

    I'm told we will soon be using psc motors in...

    I'm told we will soon be using psc motors in bathroom fans. The energy savings if every one got rid of all those shaded pole motors would be quite high state wide. I could see something like the...
  21. Replies
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    3,382

    It sounds like your sensitive to that florescent...

    It sounds like your sensitive to that florescent flicker. I too have often been over come and fatigued by that pulse under florescence. Kind of like when people have seizures from video games.
  22. Might as well have your professional leak check...

    Might as well have your professional leak check the rest of your supply lines while you have them out. Sounds like it could be some time before you have any one out again. Sometimes a safety check...
  23. Replies
    11
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    3,002

    Its most likely the furnace heat exchanger had a...

    Its most likely the furnace heat exchanger had a life expectancy around 18 years or so. That puts this unit around 12 years over due for a change out. I feel its in the landlords best interest to...
  24. Replies
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    42,833

    Sticky: I don't see my self on the map, but I think it...

    I don't see my self on the map, but I think it may be best if I only say really good things about my employer from here on out. LOL. Anonymity brings out the worst in ppl.
  25. Thread: Heating a room

    by frost
    Replies
    3
    Views
    540

    Are you building the area for this purpose or...

    Are you building the area for this purpose or just wanting to put some inexpensive heat source in there to hold 104 f? That space would be nice to have some floor heat and a good deal of insulation...
  26. Replies
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    3,002

    Is this heater use steam from a central boiler?...

    Is this heater use steam from a central boiler? I'm no expert on wall heaters, but have done a lot of industrial work with steam systems. This could possibly be the sound of a noisy steam trap?
  27. Thread: Furnace Venting

    by frost
    Replies
    17
    Views
    2,096

    I was running a warranty on a thermostat. Found a...

    I was running a warranty on a thermostat. Found a good stat, but the negative pressure switch was cycling the 80% furnace. Switch was 0.60 and the negative pressure was allover from 0.48 to 1.74. As...
  28. Replies
    33
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    3,841

    I got to thinking about the fact you'll have to...

    I got to thinking about the fact you'll have to be heating your axillary heat if water from an electric water heater. So for the most part a heat pump uses about 1/5th the energy electric heat would...
  29. Replies
    33
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    3,841

    Its best to spend a little more on up front...

    Its best to spend a little more on up front installation and unit cost than have one side of the unit kill the other and at the least take a long term toll on your energy bill. Not sure what part of...
  30. Replies
    11
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    2,557

    Has she had a dry nose or any little nose bleeds?...

    Has she had a dry nose or any little nose bleeds? Has there been any additional work done in your home this year? Interesting problem though. The annoying noise sounds like a sympathetic vibration...
  31. Replies
    16
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    3,457

    I often use energy efficiency as a justification...

    I often use energy efficiency as a justification for older system replacement combined with life expectancy and actual heat exchange condition. Your near $300 gas bill is a factor, but in reality you...
  32. Replies
    4
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    741

    Sure you can flush the mineral oil out, but are...

    Sure you can flush the mineral oil out, but are you sure that indoor coil is going to handle the higher pressures and be sized to the new system? Leaving the old coil could turn out more costly to...
  33. Thread: what to charge?

    by frost
    Replies
    14
    Views
    1,198

    I have noticed in this economy service co. have...

    I have noticed in this economy service co. have reduced their pricing. Trouble shooting fees get rolled in to the repair costs and few are charging trip fees. I remember when we could charge REMOVED...
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