Airflow, Charge, And Comfort
In addition to looking at customers’ control configurations to figure out why they have hot or cold spots, it is critical to check that the system has proper airflow, both on the supply and return air sides, and that the system has a proper refrigerant charge. In fact, you will want to make sure that these criteria are examined before you start selling new thermostats or zoning products.
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Figure Out Your Manpower Needs
In addition to warehouse and vehicle space considerations, the mandate to install higher efficiency unitary products could affect your workforce needs.
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Let’s Look At Overheating
Overheating is a common cause of compressor failures; some people say it is the single most common failure today. However, it is often overlooked or misdiagnosed, especially if the service contractor doesn’t open up the compressor to determine what went wrong.
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Motor Won’t Come Up To Speed
What do you check if an HVACR motor is failing to come up to speed or accelerate?
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The Customer in the Equation
Sticker shock is nothing new for the service tech who needs to tell his customer that either the old air conditioning unit is beyond repair, or whose repair may cost more than this customer has budgeted for.
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