Troubleshooting Guide

Troubleshooting Guide

PipingSystem

CONDENSER COIL

FAN

CAPILLARY TUBE

MOTOR

COMPRESSOR

BLOWER

EVAPORATOR COIL

Figure 16 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

 

 

 

Figure 16

 

LOW PRESSURE VAPOR

 

 

 

17Room Air Conditioner

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Friedrich CP08F10, CP06F10 manual Troubleshooting Guide, Piping System