December 2017

  Dehumidification features have been common on residential systems ever since the introduction of variable speed blower motors. The system is set up so that the blower can produce less CFM per ton when the latent load (humidity) in the space is higher than the setpoint relative humidity. Slowing the blower increases moisture removal by […]

As we ring in the new year this episode focuses on how people in the HVAC/R trade can make more money without being rejected or seen as selfish.

We discuss power distribution and some practical tips about 3 phase, single phase and split phase power.

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Learn about large-scale Desiccant dehumidification from the expert, Tom Peterson w/ CDI

Carter tells us why compression ratio is important, what it means and why it changes so much on heat pump systems and the effect that has on system operation.

We look at voltage and resistance, specifically using a voltmeter and an ohmmeter for diagnosis as well as a discussion of voltage drop.

We get a lot of questions about both evacuation procedure and TXVs so last week we produced videos on both topics, including: • Before and after testing of piston vs. TXV • Using the Bluvac Measurequick app • Use of core remover tools for evacuation • Flowing nitrogen • creating an external equalizer port and […]