Hoshizaki 73183 service manual

Contents

Main Hoshizaki Hoshizaki America, Inc. Page CONTENTS Page Important Safety Information WARNING CAUTION IMPORTANT WARNING Page I. Specications A. Nameplate Ratings B. Dimensions 1. Refrigerated Volume and Shelf Space Note: We reserve the right to make changes in specications and design without prior notice. 2. One Section/Two Section/Three Section Unit: mm (in.) II. General Information A. Construction 1. One Section 2. Two Section 3. Three Section B. Sequence of Operation Page 2. Sequence Flow Charts a) Refrigerator 5. Defrost Termination 3. Cool Down Restart 4. Defrost Refrigerator Sequence Flow Chart b) Freezer Freezer Sequence Flow Chart 1. Startup/Cool Down 2. Cool Down Achieved 3. Cool Down Restart 4. Defrost C. Display Module Fig. 1 Page Page Page E. Compressor Overload, Short Cycle Protection, and High-Pressure Switch F. Mullion/Perimeter Heater G. Thermistors III. Technical Data A. Refrigeration Circuit Page Page Page Page Page IV. Service Diagnosis WARNING A. Diagnostic Procedure Page Page Page Page Page B. Control Module Check C. Thermistor Check D. Diagnostic Chart 2. Evaporator is Frozen Up 3. Defrost Fails to Terminate V. Replacement of Components WARNING A. Service for Refrigerant Lines WARNING Page Page B. Important Notes for Component Replacement C. Door Re-Hinging VI. Cleaning and Maintenance Instructions A. Cleaning WARNING B. Maintenance C. Shutdown and Long Storage WARNING