Types of Wiring Diagrams. There are three basic types of wiring diagrams used in the HVACR industry today. The first, and most common, is the ladder diagram. From this point forward, ladder diagrams will be referred to as "schematic" diagrams, or "schematics." A typical schematic of a packaged air conditioner is shown in Figure 1.
Air Conditioner Control - Thermostat Wiring Diagram - HVAC Systems. Air Conditioner Control - Thermostat Wiring Diagram - HVAC Systems . Visit. Discover ideas about High Efficiency Gas Furnace Home Appliances Galore from CyberTechWorld - washer See more. System Evacuating & Charging Process.
Ladder diagrams (sometimes called "ladder logic") are a type of electrical notation and symbology frequently used to illustrate how electromechanical switches and relays are interconnected. The two vertical lines are called "rails" and attach to opposite poles of a power supply, usually 120 volts AC.
Air conditioning thermostats wire are color coded in white, yellow, green, red, and (C) common wire. I had seen common wires are sometime blue, black or brown. Some thermostat wires that coming from the air conditioner unit with four wires and there is no common wire.
The ladder diagram is the diagram of choice for troubleshooting. Learn the Symbols The first step in learning how to read any electrical wiring diagram is to learn what physical components the
PCG4 Series Air Conditioner pdf manual download. York PCG4 Series Installation Manual -UIM-B-0215 GROUND COOLING UNIT WITH GAS HEAT WITH COMPRES RECIPROCATING COMPRESSOR 208/230-1-60 OD FAN BLK/WHT MOTOR LADDER WIRING DIAGRAM DUAL CAPACITOR START CAP START RELAY CAUTION BLOWER OPEN ALL