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Building Control Circuits

The majority of refrigeration and air conditioning plants rely on some form of automatic control system to maintain environmental conditions within the conditioned space. In fact, it would be fairly rare for a plant to operate under complete manual control. The HVAC&R technician is frequently called upon to locate and repair faults to automatic control systems of varying complexity.

This Skills Workshop looks at building the control circuit.

Click on the link below to download the full document.

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