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  • Controls - Refrigeration Basics
    First we need to know what loads there are to be controlled The image on the left shows a small split system for a walk in cooler with 3 electrical devices; a compressor, condenser fan motor and evaporator fan motor Those 3 electrical devices are represented on the ladder schematic shown below
  • Refrigerator Temperature Control Dial - What Do The Numbers . . .
    Most refrigerator temperature settings are controlled with a dial or slider They are sometimes labeled 1 through 5 or 1 through 9 If you are not sure what to set it to, then set it somewhere in the middle If the dial is numbered 1 to 5 set it on 3, if the dial is numbered 1 to 9, then set at 4
  • A Beginners Guide to Reading a Thermostat - Moncrief Air
    To change your heating and cooling settings, use the arrows on the display The fan setting indicates how your heating or cooling system is distributing the heat in your home If you see an "O" on the display, it means that the air is being distributed passively—that is, naturally through vents in rooms throughout your house
  • Refrigerator Thermostat Circuit Diagram
    When looking at a refrigerator thermostat circuit diagram, it's important to identify the various symbols For example, the rectangular symbol with a dotted line indicates a switch; a circle with a line through it represents a resistor; and a triangle indicates a capacitor
  • The Ultimate Guide: What Are the Symbols on a Thermostat?
    Mode Selection: This symbol often resembles a sun (for heating), a snowflake (for cooling), or a fan (for fan-only mode) It allows you to choose the desired mode for your HVAC system: Heating: Warms your home by circulating heated air Cooling: Cools your home by circulating chilled air
  • A guide to understanding refrigeration schematic symbols
    Thermostat symbol: Indicates the presence of a thermostat, which controls the temperature inside the refrigeration system Fan symbol: Represents the fans used to circulate air across the condenser and evaporator coils


















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