Primary and secondary coil piping and electrical connections for an air defrost system operate on a 120V, 1-phase, 60-hertz power supply. The schematic details suction and liquid lines connecting through a tee to thermal expansion valves and solenoid valves at each coil core. Thermostats and time clocks are omitted from the diagram for simplicity.
PRIMARY COIL TXV COIL CORE SUCTION TEE SOL TXV COIL CORE LIQUID LINES LIQUID LINE LINE SECONDARY COIL PRIMARY COIL TXV COIL CORE SUCTION TEE SOL TXV COIL CORE LIQUID LINES LIQUID LINE LINE SECONDARY COIL N L1 N L1 N L1 12OV/1PH/6OHZ A N L1 N L1 N L1 12OV/1PH/6OHZ A TO SIMPLIFY DIAGRAM T-STAT & TIME CLOCK NOT SHOWN AND ELECTRICAL CONNECTIONS FOR SYSTEM(S): PRIMARY / SECONDARY COIL PIPING AIR DEFROST TO SIMPLIFY DIAGRAM T-STAT & TIME CLOCK NOT SHOWN AND ELECTRICAL CONNECTIONS FOR SYSTEM(S): PRIMARY / SECONDARY COIL PIPING AIR DEFROST
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