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Commercial Refrigeration for Air Conditioning Technicians, 4th Edition – PDF ebook

$35.00

Copyright

2022

Edition

4th

Author

Dick Wirz

Publisher

Cengage Learning

Print ISBN

9780357453803

etext ISBN

9780357453803

Format

PDF

  Link download AVAILABLE IMMEDIATELY after purchase

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Buy Commercial Refrigeration for Air Conditioning Technicians, 4th Edition PDF ebook by author Dick Wirz – published by Cengage Learning in 2022 and save up to 80%  compared to the print version of this textbook. With PDF version of this textbook, not only save you money, you can also highlight, add text, underline add post-it notes, bookmarks to pages, instantly search for the major terms or chapter titles, etc.

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eBook Details:

  • Full title: Commercial Refrigeration for Air Conditioning Technicians, 4th Edition
  • Edition: 4th
  • Copyright year: 2022
  • Publisher: Cengage Learning
  • Author: Dick Wirz
  • ISBN: 9780357453803, 9780357453803
  • Format: PDF

Description of Commercial Refrigeration for Air Conditioning Technicians, 4th Edition:

Reader-friendly and packed with useful tips, photos and charts, COMMERCIAL REFRIGERATION FOR AIR CONDITIONING TECHNICIANS, Fourth Edition, helps you apply existing HVACR skills to new concepts in order to service medium- and low-temperature refrigeration equipment such as walk-ins, reach-ins, refrigerated cases and ice machines. The text focuses on the food service industry and includes “how-to” advice from experienced professionals on installing, servicing and troubleshooting commercial equipment. Extensively updated throughout the text, the Fourth Edition includes a simplified, step-by-step flowchart for quickly diagnosing and addressing the nine most common refrigeration problems on the job–as well as new information on the latest advances in commercial refrigeration. Ideal for advanced refrigeration courses, this trusted text is equally valuable as a real-world resource you can take from the classroom to keep on hand in the truck or shop. COMMERCIAL REFRIGERATION FOR AIR CONDITIONING TECHNICIANS, Fourth Edition, is an indispensable tool for any technician working with commercial refrigeration today.Important Notice: Media content referenced within the product description or the product text may not be available in the ebook version.

Table of Contents of Commercial Refrigeration for Air Conditioning Technicians, 4th Edition PDF ebook:

ContentsPrefaceChapter 1: RefrigerationIntroductionTemperature Ranges of RefrigerationThe Refrigeration CycleComparing Commercial Refrigeration with ACThe Four Basic Components of a Refrigeration SystemSummaryReview QuestionsChapter 2: EvaporatorsFunctions of the EvaporatorTypes of EvaporatorsEvaporator OperationMeasuring SuperheatSummaryReview QuestionsChapter 3: CondensersFunctions of the CondenserCondenser OperationThree Phases of the CondenserFlash GasCondenser SplitCleaning and Maintaining Air-Cooled CondensersLow-ambient Controls for Air-Cooled CondensersCondenser FloodingFloating Head PressureWater-Cooled CondensersCleaning Water-Cooled CondensersSummaryReview QuestionsChapter 4: CompressorsFunctions of a CompressorCompressor LubricationCompressor Capacity ControlScroll CompressorsReading Model and Serial NumbersSummaryReview QuestionsChapter 5: Metering DevicesFunctions of a Metering DeviceSuperheatHow a TEV OperatesTEV Body StylesEqualized Valves, Internal and ExternalAdjusting SuperheatTEV Bulb PlacementHow the System Affects TEVsTEV SizingReading an Expansion ValveTroubleshooting TEVsCapillary Tube Metering DevicesTroubleshooting Cap TubesAutomatic Expansion ValvesElectric Expansion ValvesSummaryReview QuestionsChapter 6: Controls and AccessoriesTemperature ControlsCompressor Service ValvesSolenoid Valves for Pump-Down and Hot Gas BypassHot Gas Bypass ValvesCrankcase Pressure RegulatorsEvaporator Pressure RegulatorsLow-Pressure ControlsHigh-Pressure ControlsOil SeparatorsOil Safety ControlsReceiversAccumulatorsFilter DriersSight GlassHeat ExchangersVibration EliminatorSummaryService ScenariosReview QuestionsChapter 7: Refrigeration System TroubleshootingReview and PreviewHow External Temperature Affects the SystemDiagnosing Nine System ProblemsNormal but WarmUndercharge of RefrigerantOvercharge of RefrigerantNoncondensablesCondenser Airflow ProblemsInefficient CompressorRestriction after the condenserDirty or Iced Evaporator, Low AirflowLow-Ambient ControlsFlooding TEVGetting the Right InformationUsing a Diagnostic ChartEvaporator Oil LoggingSummaryService ScenariosReview QuestionsChapter 8: Compressor Motor ControlsThree-Phase MotorsContactorsMotor StartersSingle-Phase MotorsStart Relays and CapacitorsTypes of Motor OverloadsTroubleshooting MotorsSummaryService ScenariosReview QuestionsChapter 9: Retrofitting, Recovery, Evacuation, and ChargingRetrofittingRefrigerant Recovery ProceduresStart-Up and System ChargingSummaryReview QuestionsChapter 10: Supermarket RefrigerationProduct Visibility and Customer AccessMultiple Refrigerated Cases and TemperaturesParallel Rack SystemsOil Return Systems for Rack RefrigerationParallel Rack System ControlsRack System ControllersHead Pressure ControlEnergy EfficiencyCoil DefrostingMechanical SubcoolingHeat Reclaim and ReheatDisplay Case AirflowInstallation, Service, and MaintenanceRefrigerant Leak DetectionNew TechnologyCO2 as a RefrigerantFive Hazards of R744 CO2Additional Notes on CO2 systemsSummaryService ScenariosReview QuestionsChapter 11: Walk-In Refrigerators and FreezersWalk-In Box Types and SizesWalk-In Box InstallationWalk-In Door Types and AdjustmentsWalk-In Box ApplicationsMatching System Components for Proper OperationRefrigeration PipingDrain PipingTroubleshooting Walk-In ProblemsSummaryService ScenariosReview QuestionsChapter 12: Ice MachinesIce Machine Types and ApplicationsBasic Ice Machine OperationInstallation-Related ServiceIce Machine Maintenance and CleaningIce Machine WarrantiesTroubleshooting Ice MachinesSummaryReview QuestionsChapter 13: Product Temperatures for Preservation and HealthMinimum TemperaturesWhat the Health Inspector Looks forProblem Areas and SolutionsInspecting Ice MachinesHinges, Handles, and GasketsRefrigeration Maintenance ProgramInteresting Temperature and Health FactsSummaryReview QuestionsChapter 14: Refrigeration Business TipsStarting and Staying in BusinessRecords and PaperworkCash Is KingPricing and CostsCustomersEmployeesExpanding the BusinessMaintenance ContractsTechnicians as SalespeopleExit StrategySummaryReview QuestionsAppendixGlossaryIndex

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