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Type: Posts; User: Jeff Handley

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  1. Replies
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    We work and install a huge amount of Fujitsu mini...

    We work and install a huge amount of Fujitsu mini split systems. We can do warranty work on any system thru our local Fujitsu distributor as long as the system was not bought online. However even if...
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    Flush Mount Slab Diffusers

    I posted this in the residential area also, as this project is actually a house. However it can be considered commercial also, at least the state HVAC board says it is.
    Any tricks or ideas to...
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    Flush Mount Slab Diffusers

    Any tricks or ideas to installing a recessed boot with a flush finish slab diffuser. My concern is the finish right next to the diffuser. It needs to be a perfect finish with no concrete build up and...
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    Frank Lloyd Wright

    We are doing the hvac in a Frank Lloyd Wright house. The engineer has in mind to use hot gas reheat to control the humidity in the house. I have been looking at inverter technology with a whole house...
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    I hate to say it but being a refrigerant salesman...

    I hate to say it but being a refrigerant salesman makes a lot of money. We are $62. Haven't sold a piece of r-22 equip in 7 or 8 yrs. 410a or r-22 that's your options.
  6. If you are a tech. You should be able to figure...

    If you are a tech. You should be able to figure it out. May have to draw your own wiring diagram. Helps me sometimes.
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    Unless it's changed Fujitsu clearly states in the...

    Unless it's changed Fujitsu clearly states in the paperwork not to install them in server rooms.
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    So which would be better? Equipment with hot gas...

    So which would be better? Equipment with hot gas reheat for humidity control or inverter equipment with separate dehumidification.
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    I size both of my zone duct systems at 70% of...

    I size both of my zone duct systems at 70% of cfm. No bypass damper and plenty of return. Has worked well for me for years.
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    I have only installed Fujitsu. We have had good...

    I have only installed Fujitsu. We have had good luck with all of them. Had to replace a few parts along the way but nothing major. Tech support have always been great. Had problems getting parts at...
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    Me and one of my service techs installed a wall...

    Me and one of my service techs installed a wall mount indoor and entire system in three hours last Saturday It was pretty cut and dry though
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    The engineer is proposing AAON units mainly...

    The engineer is proposing AAON units mainly because of the hot gas reheat feature. I like the idea of the Fujitsu VRF systems. Any thoughts?
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    This is true. You have to call Fujitsu and get a...

    This is true. You have to call Fujitsu and get a case number from a tech guy. While they do keep a lot of the knowledge secret, they are always very helpful on the phone. The number is 888-888-3424
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    I did lose money on it, however my customer is...

    I did lose money on it, however my customer is happy now. I think it was in the compressor myself. We had checked the charge several times and it was always right on.
  15. I believe eventually it happens to us all. I have...

    I believe eventually it happens to us all. I have had my own company 18 years and while I can say it has only happened a few times, most of the time it is when someone else convinces the customer I...
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    Moaning Heat Pump

    Just a question. I had a heat pump we installed the middle of last summer. It worked fine all summer, but when we went into heat mode the unit runs fine, charge is fine and heats good. The customer...
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    jrbenny while I might agree with your thoughts...

    jrbenny while I might agree with your thoughts and appreciate your comments that's not exactly what I was looking for. The main problem I had with the geothermal systems was one: they were diakin...
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    Ok guys sorry I haven't posted on this in a...

    Ok guys sorry I haven't posted on this in a while. We got the final design of the HVAC systems and ductwork last week. The design used Diakin ground source heat pumps with a perimeter boot layout of...
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    I will be picking up a revised print today. The...

    I will be picking up a revised print today. The reason we are looking at doing away with the floor heat, is we feel the need for warm dry air blowing on the glass to keep it from sweating is more...
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    Yes it is the Bachman Wilson house. It is to be...

    Yes it is the Bachman Wilson house. It is to be moved from New Jersey to the Crystal Bridges Museum in Bentonville, AR.
    The house does have central HVAC installed now with the equipment on the roof....
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    I bid in ducted mini splits but we actually...

    I bid in ducted mini splits but we actually settle on ground source. It doesn't really matter to me what equipment we use, it's all about the install.
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    It's called the Bachman Wilson house. Here is a...

    It's called the Bachman Wilson house. Here is a link to the press release. ...
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    Frank Lloyd Wright

    We are gonna do a Frank Lloyd Wright house. Don't get many jobs like that. I have to meet with the architects and engineers today.
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    Thanks everyone for the help and good information.

    Thanks everyone for the help and good information.
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    I went back by there yesterday. Hooked a...

    I went back by there yesterday. Hooked a contactor to my pv and mv/pv terminals and when the furnace tried to light the contactor closed. I knew I had good voltage then. One of my guys was with me...
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    The gas vale is a 7200 series. It has the pv, mv...

    The gas vale is a 7200 series. It has the pv, mv and mv/pv terminals on it. I do have gas to the valve. I took the pilot tube loose at the valve so I could hook a manometer up right there. I didn't...
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    Faulty Gas Valve?

    I retrofitted a Sterling Unit Heater that had a Honeywell Smart Valve ignition system on it. I used the Robertshaw ignition kit to convert it over to spark ignition which should still ignite the...
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    I was able to get the intake pipe apart but was...

    I was able to get the intake pipe apart but was never able to get the exhaust apart. I am convinced it is in the flue. I found the baffle inside but to me if you remove that you have decreased the...
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    Haven't seen it but I do set a lot of Armstrong...

    Haven't seen it but I do set a lot of Armstrong equipment so I will be on the lookout for that. Thanks
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    I have had the roof cap off and cleaned the...

    I have had the roof cap off and cleaned the inside of the intake and exhaust pipes but really didn't find anything. I have good gas pressure going into the gas valve, but the outlet pressure tap is...
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    Mobile Home Furnace Combustion Air

    Working on a Coleman DGAA furnace. The pilot will light and stay lit, but when the main burner comes on the flame lights and then slowly smolders away.
    I have not opened the hatch door to watch it...
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    That was my thoughts. I loaned her a space...

    That was my thoughts. I loaned her a space heater. Thanks firecontrol.
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    Unvented gas wall heater

    I ran across one of those old gas wall heaters like they made back in the 60's. They used to put them in bath rooms alot. The customers central unit is down and she wants me to work on that instead....
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    Liquid Line Sweating and Oxidation

    Have a 15 Seer Lennox heat pump system that the liquid line is sweating in heat pump mode for about 8' out of the air handler. It only does it in heat pump. R/410a system. Wonder if the reversing...
  35. Sounds like you are low on refrigerant. Could be...

    Sounds like you are low on refrigerant. Could be that it hasn't run long enough for the system to stabalize. Something I remind my guys of constantly is that a refrigeration system is just that,...
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    Looks like a bad install to me. Of course when I...

    Looks like a bad install to me. Of course when I see flex duct I tend to knock down the quality at least 50%. And the duct in front of the furnace. Against code. I would have the contractor come back...
  37. i also live in Southern Missouri and I am a...

    i also live in Southern Missouri and I am a licensed HVAC contractor. The first thing that always comes to mind when a customer calls with a high energy bill, especially with a heat pump is that...
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    Hmmm can't tell for sure, but I do notice on top...

    Hmmm can't tell for sure, but I do notice on top unit looks rusty under the condensate line from the evaporator. Hopefully you will get some other replies from someone that is familiar with this...
  39. They are staged on by a control board versus the...

    They are staged on by a control board versus the old sequencer method or heat relays.
  40. Replies
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    I appreciate the info on the 208v vs the 240v....

    I appreciate the info on the 208v vs the 240v. This building is in fact 208 v. So with a 4.8 kw strip btuh would be 12,286 btuh. Thanks RLJ79
    And sorry about the misunderstanding but yes my heat...
  41. I a a Bryant dealer and can assure u that it only...

    I a a Bryant dealer and can assure u that it only comes with a 1" filter. I would suggest that you opt for something else.
    Carrier/Bryant in their infinite wisdom have provided a filter door on the...
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    Air handlers are in a closet. Don't know how well...

    Air handlers are in a closet. Don't know how well building is sealed but my guess is not very well. Don't know how well duct is sealed, but once again my guess is going to be not very well.
    ...
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    Your 8x18 s undersized even for a 2 ton it should...

    Your 8x18 s undersized even for a 2 ton it should be at least 8x30 and if you go to the 3 ton you will need equivalent of 8x43
    I personally would'nt allow anyone to put in any duct board or flex...
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    Sold Armstrong Aire equipment for 10 years....

    Sold Armstrong Aire equipment for 10 years. Recently signed on as a Bryant dealer. Well about 1-1/2 years ago. Armstroong is also a Lennox company.
    Armstrong was and is a good brand, but the...
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    But what about heat load, depending on the...

    But what about heat load, depending on the location it might be significant. Even with a mini-split heat pump unless it has electric back up it may not be enough.
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    Yes it is possible to calculate this. Can't...

    Yes it is possible to calculate this. Can't remember the calculation. But I do remember that there is a calculation that converts energy used to horsepower.
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    While I don't necessarily agree with senior that...

    While I don't necessarily agree with senior that Goodman is as good as any other brand. Everything else he says is absolutely correct.
    When I run in to a case where tonage is an issue on a...
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    Shophound: No one lives there yet. Just testing...

    Shophound: No one lives there yet. Just testing the building. It is an elderly retirement facility so they want to make sure everything is good first.
    Returns are under furnace,...
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    From looking at your load calculation a 3-Ton is...

    From looking at your load calculation a 3-Ton is way oversized. A 1.5 Ton would be good, but if you go with a Bryant Evolution or Carrier Infinity you will have to go with he 2 Ton. These only come...
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    Heating Capacity

    I was recently called in to look at a new apartment building that has heating problems. Apartments are approximtely 500 sq ft. All have either 18,000 btuh or 24,000 btuh cooling units with 4.8kw heat...
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