KitchenAid KUIS155H - GENERAL; Safety First; KitchenAid Model & Serial Number Designations-Models Prior To 2003; KitchenAid Model & Serial Number Designations-Models Starting With 2003

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TABLE OF CONTENTS
Page
GENERAL............................................................................................................................... 1-1
Safety First......................................................................................................................... 1-1
KitchenAid Model & Serial Number Designations—Models Prior To 2003........................ 1-3
KitchenAid Model & Serial Number Designations—Models Starting With 2003................ 1-4
Model & Serial Number Label Location ............................................................................. 1-5
Specifications..................................................................................................................... 1-6
KitchenAid Ice Maker Warranty ......................................................................................... 1-7
INSTALLATION INFORMATION ........................................................................................... 2-1
Electrical Supply Requirements......................................................................................... 2-1
Water Supply And Drain Connections ............................................................................... 2-2
THEORY OF OPERATION..................................................................................................... 3-1
Operating Systems ............................................................................................................ 3-1
Operational Cycles ............................................................................................................ 3-4
New Ice Maker Control Board (#6100499) ........................................................................ 3-6
Models With Internal Drain Pumps .................................................................................... 3-7
COMPONENT ACCESS......................................................................................................... 4-1
Component Locations........................................................................................................ 4-1
Removing The Bin Thermistor, Cutter Grid, Evaporator Thermistor,
& Water Distributor ........................................................................................................ 4-2
Removing The Electronic Control Housing Components .................................................. 4-5
Removing The Water Recirculation Pump......................................................................... 4-7
Removing The Condenser Fan Motor ............................................................................... 4-8
Removing The Evaporator............................................................................................... 4-11
Removing The Water Inlet Valve ..................................................................................... 4-15
Removing The Hot Gas Valve & Solenoid....................................................................... 4-16
Removing The Condenser............................................................................................... 4-17
Removing The Compressor............................................................................................. 4-18
Removing The Internal Drain Pump ................................................................................ 4-20
Removing The Ice Maker Door & Gasket (15″ Models)................................................... 4-21
Removing The Ice Maker Door & Gasket (18″ Models)................................................... 4-22
COMPONENT TESTING ........................................................................................................ 5-1
Bin Thermistor ................................................................................................................... 5-1
Evaporator Thermistor ....................................................................................................... 5-1
Cutter Grid ......................................................................................................................... 5-2
Cutter Grid Transformer..................................................................................................... 5-2
Water Recirculation Pump ................................................................................................. 5-3
Condenser Fan Motor........................................................................................................ 5-3
Water Inlet Valve Solenoid ................................................................................................ 5-4
Hot Gas Valve Solenoid..................................................................................................... 5-4
Compressor, Overload Protector, & Relay ........................................................................ 5-5
Pushbutton Switch Assembly ............................................................................................ 5-7