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TABLE OF CONTENTS
iv L20-331, rev.02 (08/11)
3.1. DAILY PREVENTATIVE MAINTENANCE ............................................................................................... 19
3.1.1. APPLIANCE INSPECTION ................................................................................................................ 19
3.1.2. CLEANING THE COOK TANK (RINSE TANK IF EQUIPPED) ......................................................... 19
3.1.3. CLEANING THE CABINET ................................................................................................................ 19
3.2. MONTHLY PREVENTATIVE MAINTENANCE ........................................................................................ 20
3.2.1. DE-LIMING ........................................................................................................................................ 20
3.3. ANNUAL/PERIODIC PREVENTATIVE MAINTENANCE AND INSPECTION ......................................... 20
3.3.1. TEMPERATURE PROBE & HIGH LIMIT PROBE ............................................................................. 20
3.3.2. CONTROLLER .................................................................................................................................. 20
3.3.3. CONTROL BOX & ELECTRICAL COMPONENTS ........................................................................... 20
3.3.4. TANK .................................................................................................................................................. 21
3.3.5. DRAIN SYSTEM ................................................................................................................................ 21
3.3.6. GAS COMBUSTION SYSTEM .......................................................................................................... 21
3.4. VENTILATION HOOD ............................................................................................................................... 21
4. TROUBLESHOOTING ............................................................................................ 22
4.1. POWER FAILURE .................................................................................................................................... 22
4.2. HIGH TEMPERATURE LIMIT SWITCH .................................................................................................... 22
4.2.1. Cook Tank Temperature Limit Switch ................................................................................................ 22
4.2.2. Self Cleaning Burner System Temperature Limit Switch ................................................................... 22
4.3. DRAIN VALVE INTERLOCK .................................................................................................................... 22
4.4. TROUBLESHOOTING CHART ................................................................................................................ 23
4.5. CONTROLLER WARNING DISPLAYS .................................................................................................... 23