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Type: Posts; User: cdubs20

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    Safe-T-Switch SS500EP failure

    I have had multiple of these devices need to be replaced because they trip when nothing is contacting the two leads and then never resets itself like it is supposed to. I don't know if they just...
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  3. How to recover refrigerant from oil logged system

    I have a 2 ton R22 package system with an evap coil leak that has been running very low pressures. I get mineral oil out of the suction line when connecting gauges and foaming oil out of the liquid...
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    Sorry I left out a bit of info that may help it...

    Sorry I left out a bit of info that may help it make sense. These little units are very tight to begin with and they are located in a coat closet. With the evap coil, txv, and blower removed the...
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    The issue is that where I am located in the...

    The issue is that where I am located in the Hawaiian Islands the cost of a new unit is around 3 times that on the mainland with a lead time of 3-4 months. Since the evap coil needs to be replaced...
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    Trane WSHP TXV bulb placement

    I am working on a condo building with 2 ton Trane R22 water source heat pumps. Every unit that I have serviced (around 12) have the txv bulb consisting of a piece of insulating tape wrapped around...
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    Trane WSHP R22 Conversion to R407c

    I have a two ton Trane R22 water source heat pump that needs the evap coil replaced. The unit is 12 years old and the entire unit replacement cost is prohibitive because of the remote location. I...
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