Electrolux R134A - Contents

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599 513 874 EN
CONTENTSCONTENTS
CONTENTSCONTENTS
CONTENTS
GENERAL SAFETY PRECAUTIONSGENERAL SAFETY PRECAUTIONS
GENERAL SAFETY PRECAUTIONSGENERAL SAFETY PRECAUTIONS
GENERAL SAFETY PRECAUTIONS
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INTRODUCTIONINTRODUCTION
INTRODUCTIONINTRODUCTION
INTRODUCTION
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CONTENTSCONTENTS
CONTENTSCONTENTS
CONTENTS
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SECTION 1. GENERAL INFORMASECTION 1. GENERAL INFORMA
SECTION 1. GENERAL INFORMASECTION 1. GENERAL INFORMA
SECTION 1. GENERAL INFORMA
TIONTION
TIONTION
TION
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1-11-1
1-11-1
1-1
ELECTRICAL REQUIREMENTS.................................................................................................1-1
SAFETY PRECAUTIONS ...........................................................................................................1-1
Grounding Instructions .......................................................................................................1-1
FORCED AIR SYSTEMS ............................................................................................................1-2
AIR FLOW - FORCED AIR SYSTEMS .......................................................................................1-2
CHECKING OPERATION ...........................................................................................................1-3
TOOLS NEEDED FOR R134A SEALED SYSTEM REPAIR.......................................................1-4
ADDITIONAL SYSTEM INFORMATION...................................................................................1-5
R134A SEALED SYSTEM SERVICE PROCEDURE .................................................................. 1-7
REFRIGERATION SYSTEM .......................................................................................................1-8
REFRIGERATION CYCLE...........................................................................................................1-9
DIAGNOSIS..............................................................................................................................1-10
SEALED SYSTEM DIAGNOSIS ..............................................................................................1-10
LEAK TESTING ........................................................................................................................1-12
COMPONENTS ........................................................................................................................1-13
Drier ....................................................................................................................................1-13
Condenser........................................................................................................................... 1-13
Yoder Loop .......................................................................................................................... 1-14
Evaporator ..........................................................................................................................1-15
Heat Exchanger ..................................................................................................................1-15
Compressor ........................................................................................................................1-15
SYSTEM FLUSH ......................................................................................................................1-15
SEALED SYSTEM REPAIR SUMMARY .................................................................................1-16
SYSTEM FLUSH PROCEDURE ............................................................................................... 1-16
SWEEP AND FINAL CHARGE................................................................................................
1-19
SECTION 2. COMPONENTSSECTION 2. COMPONENTS
SECTION 2. COMPONENTSSECTION 2. COMPONENTS
SECTION 2. COMPONENTS
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2-12-1
2-12-1
2-1
COMPRESSOR REPLACEMENT ..............................................................................................2-1
REPLACING THE COMPRESSOR .............................................................................................2-1
CONDENSER REPLACEMENT..................................................................................................2-2
ELECTRICAL SYSTEM ..............................................................................................................2-4
Testing the Compressor Direct ...........................................................................................2-4
Overload Protector ..............................................................................................................2-5
Testing the Overload Protector...........................................................................................2-5
PTC STARTING DEVICE AND RUN CAPACITOR.....................................................................2-6
PTC Device Replacement.....................................................................................................2-7
RUN CAPACITOR .......................................................................................................................2-7
Testing the Capacitor ...........................................................................................................2-7
Alternate Method Using Ohmmeter ...................................................................................2-7
TEMPERATURE CONTROL .......................................................................................................2-8
Checking Operating Temperatures.....................................................................................2-8
Temperature Control Replacement ....................................................................................2-9