5
Spills or Leaks ......................................................................82
Skin or Eye Contact ...............................................................82
Combustility of HFC-134a .....................................................83
Leak Testing .......................................................................83
Bulk Delivery and Storage ..................................................83
Filling and Charging Operations..........................................83
Refrigerany Recovery Systems ..........................................83
Thermal Decomposition ........................................................83
Section F - Ice Maker.............................................. 84
Rear Mounted Ice Maker .......................................................84
Front Cocer ...........................................................................84
Ice Maker Components .........................................................84
Ice Mold .............................................................................84
Mold Heater ........................................................................84
Ice Stripper .........................................................................84
Ice Ejector ..........................................................................84
Water Valve Assembly ........................................................84
Thermostat .........................................................................85
Sensing Arm & Linkage ......................................................85
Timing Stitches ..................................................................85
Thermal Cut-out (TCO) .......................................................85
Timing Cam and Coupler ....................................................85
Timing Gear ........................................................................85
Motot ..................................................................................85
On/Off Switch .....................................................................86
Wiring.................................................................................86
Installing Water Supply Line to Ice Maker .............................86
Test Cycling Ice Maker ..........................................................86
Water Valve Switch - Water Fill Volume ................................86
Parts Replacement ................................................................86
To replace front cover .........................................................87
To replace ice stripper ........................................................87
To replace fill trough ...........................................................87
To replace ejector blades ....................................................87
To replace motor ................................................................88
To replace water fill switch .................................................88
To replace hold switch ........................................................88
To replace ice maker control arm shutoff switch ................88
To replace ice maker thermostat .........................................88
To replace thermal cutout (TCO) .........................................88
To replace ice mold and heater ...........................................89
Fault Diagnosis .....................................................................89
Complaint - Ice Maker Fails to Start ...................................89
Complaint - Ice Maker Fails to Complete Cycle ...................89
Complaint - Ice Maker Fails to Stop at End of Cycle ...........90
Complaint - Ice Maker Continues to Eject ...........................90
Complaint - Ice Maker Produces Undersized Ice Pieces .....90
Ice Maker Testing Procedures ...............................................91
Operating Cycle ..................................................................91
Operating Cycle Illusttations - Manual Cycle ......................91
Operating Cycle Illusttations - Electrical .............................91
Operating Cycle Illusttations - Manual ................................98
Ice Maker Wiring Diagram (Enlarge View) ........................101
Section G - Ice and Water Dispenser .......................... 102
Ice Dispenser Container and Rail Assembly ........................102
Dispenser Auger Motor and Solenoid Assembly .................102
To remove auger motot ....................................................102
To test auger motor ..........................................................102
To remove solenoid assembly ..........................................102
To test solenoid assembly ................................................103
To remove lamp socket and light bulb ..............................103
Ice Auger and Crusher Assembly ........................................103
To remove crusher blades ................................................104
Ice ad Water Dispenser Assembly .......................................104
Seven Selection Dispenser ...............................................104
Gaining Access .................................................................104
Dispenser Operation ...........................................................105
To replace ice door and/or door spring ...............................107
To replace solenoid .............................................................107
To replace switches .............................................................107
Testing the Dispenser .........................................................108
General Information..........................................................108
Service Mode ...................................................................108
Sections 1-12 ...................................................................109
Section H - Water System ....................................... 120
Water Systems....................................................................120
Water Valve .........................................................................120
PureSource Water Filters ....................................................120
Water Tanks ........................................................................121
Illustration - Front Filter System .........................................121
To test the water fill system ................................................122
Resistance Check .............................................................122
Voltage Check ...................................................................122
Digital Meter .....................................................................122
Voltage drop from meter ..................................................122
Valve Coil ..........................................................................122
Voltage readings at primary and secondary coil ...............122
No water at door ...............................................................122
Diode Kit ...........................................................................122
Checking Water ................................................................122
Ice Maker Valve ................................................................122
Chilled Water Valve ...........................................................123
Low/no voltage at coil(s) ..................................................123
Addendum A - Perfect Temperature Drawer .................. 125
Perfect Temperature Drawer ...............................................125
Service Information ............................................................125
To service the user interface board and touch control ......126
To service the NTC Thermistor and wiring harness ..........127
To service the control unit ................................................127
To replace the control board .............................................128
To replace the damper ......................................................128
Fan and Motor Assembly ..................................................128
To service the fan and motor assembly .........................129
Heater ...............................................................................129
To replace the heater .....................................................129
Thermostat .......................................................................129
NTC Thermistor ................................................................129
Normal Operation ...............................................................130
Showroom Mode ................................................................130
How To Test The Perfect Temp Drawer ...............................130
Service Mode ...................................................................130
Mixing Valve Test ..............................................................130
Damper Mode ...................................................................131
Temperature Resistance Chart ............................................132
PTD Service Data Sheet & Wiring Diagram .........................133
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