Temporary Heating / Cooling While Waiting for an ECM Replacement

Very few service companies stock ECM motors and Modules.  When one fails, the customer is without heat or cooling.  Here's an outline of a way to provide temporary heat or cool while waiting for a replacement motor.  

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Testing for Scaling

Poor water quality on an open loop system will quickly decrease heat transfer.  Here is a recommended method for testing and cleaning a scaled coax.  

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Water Quality is Critical to A Good Installation

The quality of the water used in geothermal systems is very important. In closed loop systems the dilution water (water mixed with antifreeze) must be of high quality to ensure adequate corrosion protection.

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Water Pump Diagnostics

Pumps rarely fail.  Fewer than 10% of all pump failures are caused by a manufacturer defect.  Pump should be checked for indications of failure mode prior to replacement.

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Proper Power Supply Evaluation & Light Dimming

It is important when servicing a unit, to check all components, wiring, and voltages.

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