Service Manual i
Commercial Disposers
GENERAL INFORMATION .................................................................................................................................... 3
SAFETY SIGNALS ....................................................................................................................................................... 3
COMMERCIAL DISPOSERS ....................................................................................................................................... 3
PRIOR TO SERVICE CALL ......................................................................................................................................... 3
AFTER COMPLETING SERVICE ................................................................................................................................ 3
COMMERCIAL DISPOSER
PARTS LIMITED WARRANTY ..................................................................................................................................... 4
SERIAL NUMBER DATE CODE .................................................................................................................................. 4
SPECIFICATIONS ..................................................................................................................................................... 5
COLD WATER FLOW & DRAIN LINE DIAMETER ...................................................................................................... 5
DIMENSIONS .............................................................................................................................................................. 5
ELECTRICAL REQUIREMENTS ................................................................................................................................. 7
RECOMMENDED INSTALLATION .............................................................................................................................. 8
REMOVING DISPOSER .............................................................................................................................................. 9
INSTALLING DISPOSER ............................................................................................................................................. 9
PREPARATION FOR REPAIR .............................................................................................................................. 9
COMMON REPAIR AREAS ....................................................................................................................................... 10
TERMINAL BOX & TRIM BAND .................................................................................................................................11
GRINDING CHAMBER .......................................................................................................................................... 12
REPLACING WATER INLET ...................................................................................................................................... 12
REPLACING SHREDDER GASKET ......................................................................................................................... 12
REPLACING STATIONARY SHREDDER .................................................................................................................. 13
REPLACING ROTATING SHREDDER ...................................................................................................................... 14
REPAIRING UPPER END BELL ASSEMBLY ........................................................................................................... 15
UPPER END BELL (UEB) .................................................................................................................................... 15
ELECTRICAL REPAIRS ....................................................................................................................................... 18
OVERLOAD PROTECTOR ........................................................................................................................................ 18
CAPACITOR .............................................................................................................................................................. 19
BOTTOM COVER AND FAN ...................................................................................................................................... 20
LOWER END FRAME (LEF) ...................................................................................................................................... 21
REPLACING START SWITCH
(1 PHASE MODELS) ................................................................................................................................................. 21
STATOR ..................................................................................................................................................................... 22
MOTOR LEADS CONNECTIONS .............................................................................................................................. 23
WIRING DIAGRAMS .............................................................................................................................................. 24
TROUBLESHOOTING ........................................................................................................................................... 27
EXPLODED VIEWS & PARTS LISTS .............................................................................................................. 32
TABLE OF CONTENTS
