Heat Controller RAD-183A, RAD-243A Troubleshooting Guide, Piping System, 25Room Air Conditioner

Troubleshooting Guide

Troubleshooting Guide

Piping System

CONDENSER COIL

FAN

CAPILLARY TUBE

MOTOR

COMPRESSOR

BLOWER

EVAPORATOR COIL

Figure 34 is a brief description of the important components and their function in what is called the refrigeration system. This will help you to understand the refrigeration cycle and the flow of the refrigerant in the cooling cycle.

	ROOM AIR CONITIONER
	CYCLE OF REFRIGERATION
EVAPORATOR COILS			CONDENSER COILS
	SUCTION LINE	VAPOR INLET
COMPLETE LIQUID			HOT
	COOL LOW PRESSURE VAPOR
BOIL OFF POINT			DISCHARGED
COOLED			AIR
AIR
ROOM AIR HEAT LOAD
		OUTSIDE COOLING
		AIR FOR REFRIGERANT
	MOTOR	PASS THROUGH
	COMPRESSOR
	OIL
LIQUID			LIQUID OUTLET
PRESSURE
DROP
(LIQUID REFRIGERANT)			HIGH PRESSURE VAPOR
CAPILLARY TUBE			LIQUID REFRIGERANT
			LOW PRESSURE VAPOR
	Figure 34

25Room Air Conditioner