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  1. is there a little screen by the piston at...

    is there a little screen by the piston at condenser?
  2. Replies
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    1,724

    I have zero experience with the wifi thermostats...

    I have zero experience with the wifi thermostats from honeywell I understand you need a controller with them and have to pay a monthly service. There is another tsat maker out there that does not...
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    19
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    2,158

    One of the first jobs I did on a install with...

    One of the first jobs I did on a install with Carrier contractor was a tripping cb in heat mode turned out to be a fan relay wired wrong from the factory
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    6
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    977

    L1 115vac to fan limit sw will close ( when heat...

    L1 115vac to fan limit sw will close ( when heat ex changer reaches set point ), ICM relay should provide 115vac L1 to fan motor HI, using COM as HI on ICM board without thermostat 24vac applied...
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    6
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    977

    I would use the 115vac fan motor contacts on the...

    I would use the 115vac fan motor contacts on the ICM board relay an not use the other relay at all
    The low voltage wire from the thermostat g to the old relay coil should be able to connect to g on...
  6. Replies
    51
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    12,665

    I think you should have gone back to the truck...

    I think you should have gone back to the truck and let him test the circuit. The most it would have cost is a little time resetting the breaker maybe a control. The next time he would know the...
  7. Replies
    51
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    12,665

    Why is this poor helper still getting dist. Of...

    Why is this poor helper still getting dist. Of all the different jobs in this trade so what if they try an miss at wiring a motor. A lot of calls are just parts change anyways I am sure your employer...
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    2,103

    Is the indoor fan motor running?

    Is the indoor fan motor running?
  9. Replies
    51
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    12,665

    Some of these helper folks turn out to be great....

    Some of these helper folks turn out to be great. We all have a different way of doing things Even if we drill holes through a boiler or a wire bundle. to put rivets in the insulation
    I honestly...
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    2,103

    Try changing the igniter?

    Try changing the igniter?
  11. Replies
    51
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    12,665

    I understand these guys have to produce out of...

    I understand these guys have to produce out of the school , but what does this speak of our education system an is our industry getting involved enough.
  12. Replies
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    12,665

    Must be nice to have a helper, Its good when...

    Must be nice to have a helper,
    Its good when your business can afford to share experience with a great trade I hope more can do the same.
  13. Replies
    31
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    2,364

    Braeburn did have a thermostat that cut out first...

    Braeburn did have a thermostat that cut out first stage heat pump when the set temperature fell to requiring second stage if you programed in fossil fuel during setup.
  14. Replies
    31
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    2,364

    I was referring to heat pump on during defrost...

    I was referring to heat pump on during defrost only sorry did not specify defrost
  15. Replies
    31
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    2,364

    Sorry my truck broke down so we had to take off ,...

    Sorry my truck broke down so we had to take off , I checked the max temp on a 3 stage modular furnace it was 170 so I think discharge temp of the compressor would have to be at min calculated 30...
  16. Replies
    31
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    2,364

    Vary impressive program for system performance...

    Vary impressive program for system performance with our new refrigerant options. I would think that the outdoor temperature would make a difference if there were other unforeseen variables like low...
  17. Replies
    31
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    2,364

    The pressure temp chart is with r-410 ? at what...

    The pressure temp chart is with r-410 ? at what out door temp
  18. Replies
    31
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    2,364

    I am not familiar with the defrost tempering kit...

    I am not familiar with the defrost tempering kit sounds like it shortens a defrost cycle I doubt it prevents it.
    I was always told the compressor’s discharge temperature should be measured about 1...
  19. Replies
    31
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    2,364

    There may not be a problem in defrost mode with...

    There may not be a problem in defrost mode with fossil fuel in PA but here it tends to melt the armorer flex ins at the condenser.
  20. Replies
    31
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    2,364

    Fossil fuel furnace should not run while unit is...

    Fossil fuel furnace should not run while unit is in defrost you should have the system wired so when the outdoor temperature's are below a point where the heat pump cannot keep up with the indoor...
  21. Replies
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    2,585

    Great troubleshooting , Its restricted for some...

    Great troubleshooting , Its restricted for some reason , My guess would be a. sticking reversing valve at lower outdoor ambient temperatures. May be to close to a airport (radar deenergizing...
  22. Replies
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    2,574

    These schools were set up 30 years ago with a...

    These schools were set up 30 years ago with a great vision in mind.Too bad the industry has more or less forgot them or find it too hard to change the 30 year old course structure.
    This being said...
  23. Replies
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    2,585

    What would the outdoor temperature be compared...

    What would the outdoor temperature be compared discharge temperature be on the compressor.
  24. Replies
    18
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    2,585

    Also a ots on the condensor unit may not cycle...

    Also a ots on the condensor unit may not cycle heat strips on 38f degree night but at lower temps the coil for heat strips my be grounded causing the short cycling of the compressor during defrost
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    649

    The one's I saw were self contained with a boxed...

    The one's I saw were self contained with a boxed coil and circulation pump just install in duct work, run water lines (supply and return from coil to water heater), add 120 vac, and t stat control....
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