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\nThis Manual is prepared for the use of trained Hobart Service Technicians and should not be used by those not properly qualified.  \nThis manual is not intended to be all encompassing. If you have not attended a Hobart Service School for this product, you should read, in its entirety, the repair procedure you wish to perform to determine if you have the necessary tools, instruments and skills required to perform the procedure. Procedures for which you do not have the necessary tools, instruments and skills should be performed by a trained Hobart Service Technician. The reproduction, transfer, sale or other use of this manual, without the express written consent of Hobart, is prohibited.  \nThis manual has been provided to you by ITW Food Equipment Group LLC (\"ITW FEG\") without charge and remains the property ofITW FEG, and by accepting this manual you agree that you will return it to ITW FEG promptly upon its request for such return at any time in the future.  \nTABLE OF CONTENTS  \n1. GENERAL ............................................................................................... 4  \nSERVICE UPDATES ................................................................................... 4  \nINTRODUCTION ....................................................................................... 4  \nTOOLS ................................................................................................. 4  \nSPECIFICATIONS ...................................................................................... 5  \nINSTALLATION & OPERATION MANUAL ............................................................... 6  \nPROGRAMMING CARD ................................................................................ 6  \nOPERATION ERROR CARD ............................................................................ 6  \nWALL CHART .......................................................................................... 7  \n2. REMOVAL AND REPLACEMENT ........................................................................ 8  \nSERVICE POSITION ................................................................................... 8  \nTOP PANEL ............................................................................................ 8  \nBACK PANEL .......................................................................................... 9  \nSIDE PANEL .......................................................................................... 10  \nBOTTOM PANEL ...................................................................................... 12  \nFRONT PANEL ....................................................................................... 13  \nCONTROL BOARD (A1) ............................................................................... 13  \nUSER INTERFACE (A2) ............................................................................... 18  \nDOOR SEAL BRACKET & GASKET ................................................................... 19  \nDOOR ................................................................................................ 20  \nCHEMICAL PUMP MOTORS & SQUEEZE TUBES ..................................................... 20  \nWASH PUMP MOTOR ................................................................................ 23  \nRINSE PUMP MOTOR ................................................................................ 25  \nTRANSFORMER ...................................................................................... 26  \nBOOSTER TANK ...................................................................................... 28  \nBOOSTER HEATER (E1) (SUNH) ..................................................................... 31  \n3. SERVICE PROCEDURES TESTS AND ADJUSTMENTS ................................................ 36  \nWASH CYCLE EXTENDED WASH ADJUSTMENT ..................................................... 36  \nDOOR ADJU","cbCaim2X4tPm7RAE","https://ap.wps.com/l/cbCaim2X4tPm7RAE","pdf",9204738,156,"English","# GENERAL\n## Service Updates\n## Introduction\n## Tools\n## Specifications\n## Installation & Operation Manual\n## Programming Card\n## Operation Error Card\n## Wall Chart\n# REMOVAL AND REPLACEMENT\n## Service Position\n## Top Panel\n## Back Panel\n## Side Panel\n## Bottom Panel\n## Front Panel\n## Control Board (A1)\n## User Interface (A2)\n## Door Seal Bracket & Gasket\n## Door\n## Chemical Pump Motors & Squeeze Tubes\n## Wash Pump Motor\n## Rinse Pump Motor\n## Transformer\n## Booster Tank\n## Booster Heater (E1) (SUNH)\n# SERVICE PROCEDURES TESTS AND ADJUSTMENTS\n## Wash Cycle Extended Wash Adjustment\n## Door Adjustment\n## Drain Connection\n## Testing Sanitizer (Bleach) Concentration (PPM) (SUNL)\n## Temperature Probe (Booster/Wash Tank)\n## Booster Temp Adjustment (Display 24)\n## Input Test (Displays 31)\n## Output Test (Temp / Pressure Switch) (Displays 32)\n## Output Test: On/Off for Heater Pumps & Valves (Displays 33)\n## Digital Output Component Test (TechConnect)\n## Data Logging (TechConnect)\n## Rinse Thermistor\n# FIRMWARE / SOFTWARE\n## USB Port Access\n## Firmware Version (Displays 21)\n## Firmware Download Instructions\n## Firmware Update (USB Thumb Drive-Displays 22)\n## Firmware Update (TechConnect)\n## Firmware Revisions\n## USB Drive Not Detected (Alternate-Er-24)\n## Machine Configuration Selection (Displays 23)\n## Transfer Error List Memo","[{\"question\":\"Who is this Service Manual intended for?\",\"answer\":\"It is prepared for use of trained Hobart Service Technicians and should not be used by people not properly qualified.\"},{\"question\":\"What key areas does the manual cover before service work?\",\"answer\":\"It includes general information such as service updates, introduction, tools, specifications, and installation \\u0026 operation manual references including programming and operation error cards.\"},{\"question\":\"Which parts are addressed in the removal and replacement section?\",\"answer\":\"The manual covers removal and replacement of panels and components such as control board (A1), user interface (A2), door seal bracket \\u0026 gasket, door, chemical pump motors, wash and rinse pump motors, transformer, booster tank, and booster heater (E1) (SUNH).\"},{\"question\":\"How does the manual instruct firmware updates?\",\"answer\":\"It provides guidance for firmware update using a USB thumb drive and also via TechConnect, including firmware download instructions, firmware revisions, and handling conditions like USB drive not detected.\"}]","SERVICE MANUAL - STERO UNDERCOUNTER DISHWASHER - Service Updates - Introduction | PDF",1792708314,393]