Product Details

Troubleshooting Tips for Servicing Refrig. Systems
By Joe Marchese with Leo A. Meyer
118 Pages, 6 x 9, softcover

This book gives you the troubleshooting tips you need to know to efficiently service, maintain, and repair refrigeration systems. Covers compressors, system components, metering devices, instruments, piping and tubing, refrigerants and oil, ice machines, and servicing.

CONTENTS
     COMPRESSORS
        Checking Compressors
        Compressor Capacity
        Compressor Overheating
        Preventing Repeat Compressor Failures
        Replacing an Unknown Compressor
        Compressor Terminal Identification
        Overheated Compressors
        Compressor Rated Load Amperage (RLA)
        Voltage Drop
        Compressor Contactors
        Troubleshooting Relays with an
             Ohmmeter
        Wiring Potential Relays
        Run Capacitance Off-Cycle Heat
        Crankcase Heaters
        Taking an Oil Sample from a
            Hermetic Compressor
        Removing Oil from a
            Semi-Hermetic Compressor

     SYSTEM COMPONENTS
        Adjusting Crankcase Pressure 
            Regulators
        Oil Separators
        Constant Cut-in Temperature
            Controls
        Installing Pressure Controls
        Filter Bypass

    METERING DEVICES
        Balanced Port Expansion Valves
        MOP (Maximum Operating Pressure)
            Expansion Valves
        The Sensing Bulb of a TXV
        Troubleshooting Thermostatic Expansion
            Valves
        Checking the Power Element of a TXV
        Automatic Expansion Valves
        Charging Capillary Tube Systems
        Sizing Capillary Tubs

    INSTUMENTS
        Using a Compressor Analyzer
        Using a Data Logger as a Service
            Tool
        Using a Short Refrigeration Gauge
        Adjusting Refrigeration Gauges
        Testing the Accuracy of a Thermometer
        Gas Ballast of a Vacuum Pump

    PIPING AND TUBING
        ACR Tubing Insulation
        Basic Piping Tips
        Condensate Trap for AC System
        Cutting Out a Copper Elbow
        Sizing Suction Lines
        Suction Line Traps

    REFRIGERANTS AND OIL
        Looking for Refrigerant Leaks
        Liquid Push-Pull Recovery Method
        Recovery Cylinder Capacity
        Evacuation Tips
        Standing Vacuum Test
        Refrigerant Charging
        System Charging for Flooded
            Condensers
        Adding Oil to a Refrigeration System

    SERVICING
        First Steps of a Service Call
        Frosted Suction Lines
        Liquid Line Restrictions vs.
            Undercharge
        Troubleshooting Iced-up Evaporators
        Unit Cooler Recommended Coil 
            Placement
        Checking for Non-Condensables
        Determining Discharge Pressure
        Measuring Ice Production of a 
           Commercial Ice Machine
        Servicing Ice Machines—
            Loss of Water