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CONTENTS
1. TESTING PROCEDURES ......................................................................................................................... 3
1.1 How to know if the board is energized ............................................................................................... 3
1.2 Operation of the compressor and motofan ......................................................................................... 3
1.3 Operation of the bulbs ....................................................................................................................... 4
1.4 Operation of the defrost system ........................................................................................................ 5
2. ELECTRICAL COMPONENTS TESTING PROCEDURES ......................................................................... 7
2.1 Compressor ...................................................................................................................................... 7
2.2 Thermostat ....................................................................................................................................... 7
2.3 Timer ................................................................................................................................................ 8
2.4 Switch Test ....................................................................................................................................... 8
2.5 Bimetal Test...................................................................................................................................... 9