Whirlpool Kitchen Aid KAR-19 Specifications Page 1

TECHNICAL EDUCATIONJOB AID 4317408KAR-192007 DESIGN15q & 18q AUTOMATICICE MAKERSKUIA15NRH*11 KUIA15PRL*11KUIA15NLH*11KUIA15PLL*11* Denotes Color D

2-2WATER SUPPLY AND DRAIN CONNECTIONS8. Use 1/4" (6.35 mm) O.D. copper tubing for the cold water supply and:a) Measure from the connection at

2-311. Thread the nut onto the coupling at the end of the copper tubing. Tighten the nut by hand. Then tighten it with a wrench two more turns. Do no

2-4Drain Pump System (On Some Models) Connect the ice maker drain to your drain in accordance with the International Plumbing Code and any local codes

3-1THEORY OF OPERATIONOPERATING SYSTEMSThere are three operating systems in the ice maker: • Refrigeration System • Water System• Electrical System RE

3-2WATER SYSTEMThe water system provides:• Fresh water for ice production• Water recirculation as ice is produced• Water removal after ice is produ

3-3Water DistributorEvaporatorWater Recirculation PumpReservoir PanWater Level SensorReservoir Drain PumpWater Return TubeWater Valve Outlet Tube

3-4ELECTRICAL SYSTEMThe ice maker’s electrical system provides power for the refrigeration and water systems, and controls the operation of each compo

3-5OPERATIONAL MODESThere are four main operational modes for the ice maker (more detailed operation is found in the fl ow chart on page 6-5):• Freeze

3-6HARVEST MODEElectrical SystemWhen the water level in the reservoir drops below the water level sensor it signals the electronic control to terminat

3-7ERROR DISPLAYSThese errors will occur at any time during normal operation if a thermistor fails. 2 Blinks — Service Light is blinking twice in repe

- ii -WHIRLPOOL CORPORATION assumes no responsibility for any repairs made on our products by anyone other than In-Home Service Professionals.FORWARDT

3-8The power cord on the internal drain pump is connected to a 120 VAC wall outlet. The ice maker is then connected to the 120 VAC outlet on the drain

4-1COMPONENT LOCATIONSThis section instructs you on how to service each component inside the 2007 Design 15” & 18” Automatic Ice Makers. The comp

4-2REMOVING THE BIN THERMISTOR, CUTTER GRID, EVAPORATOR THERMISTOR, & WATER DISTRIBUTOR1. Unplug ice maker or disconnect power.2. Open the ice

4-38. To remove the evaporator thermistor:a) Remove the cutter grid from the unit (see step 7 on page 4-2 for the proce-dure).b) Disconnect the evapo

4-49. To remove the water distributor:a) Remove the cutter grid from the unit (see step 7 on page 4-2 for the proce-dure).b) Pull out on the left and

4-5REMOVING THE ELECTRONIC CONTROL HOUSING COMPONENTS1. Unplug ice maker or disconnect power.2. Open the ice maker door.3. Cover or remove the ice

4-68. To remove the dual transformer:a) Disconnect the six pin wire connector from harness.b) Remove the two mounting screws from the transformer br

4-7Spacer Bracket (Left Side) 18˝ ModelsREMOVING THE WATER RECIRCULATION PUMP 1. Unplug ice maker or disconnect power.2. Open the ice maker door.3

4-8Drain CapREMOVING THE RESERVOIR DRAIN PUMP & WATER LEVEL SENSOR1. Unplug ice maker or disconnect power.2. Open the ice maker door.3. Unscre

4-9REMOVING THE CONDENSER FAN MOTOR1. Unplug ice maker or disconnect power.2. Open the ice maker door.3. Remove the ice from the storage bin.4. D

- iii -TABLE OF CONTENTSPageGENERAL ...

4-1010. Disconnect the inlet tube and the vent tube from the internal drain pump. 12. Disconnect the wire connector from the condenser fan motor.13

4-1114. Remove condenser fan motor blade by pulling the fan blade straight off the shaft. NOTE: Make sure when reinstalling the fan blade that the bl

4-121. Unplug ice maker or disconnect power.2. Open the ice maker door.3. Remove the ice from the storage bin.4. Remove the cutter grid and the e

4-1310. 18˝ Models Only: Remove the six screws from the counterbalance plate and remove the plate from the rear of the unit.11. From the rear of the

4-14Screw15. Remove the hex-head screw from the water recirculation pump shield and remove the shield.16. Remove the water fi ll tube from the notch

4-15REASSEMBLY NOTES: • When installing the new evaporator, use a generous amount of thermal heat trap paste between the hot gas valve, and the evapo

4-16REMOVING THE MEASURED FILL WATER VALVE1. Unplug ice maker or disconnect power.2. Turn water supply off to ice maker.3. Open the ice maker door

4-17REMOVING THE HOT GAS VALVE & SOLENOID1. Unplug ice maker or disconnect power.2. Tip the front of the cabinet back and prop it up (see steps

4-18REMOVING THE CONDENSER1. Unplug ice maker or disconnect power.2. Tip the front of the cabinet back and prop it up (see steps 2 through 11 on pag

4-19REMOVING THE COMPRESSOR1. Unplug ice maker or disconnect power.2. Open the ice maker door.3. Remove the ice from the storage bin.4. Disconnec

- iv -DIAGNOSTICS & TROUBLESHOOTING ... 6-1Water And Its Effect On Maki

4-2010. Tip the front of the cabinet back and prop it up (see steps 5 through 11 on pages 4-9 and 4-10 for the procedure). 9. Pull the two clips off

4-21REMOVING THE INTERNAL DRAIN PUMP1. Unplug ice maker or disconnect power.2. Remove the ice from the storage bin.3. Disconnect the water and drai

4-22REMOVING THE ICE MAKER DOOR & GASKET(15˝ MODELS)2. To remove the door gasket:a) Open the ice maker door.b) Pull the gasket out of the door tr

4-23REMOVING THE ICE MAKER DOOR & GASKET(18˝ MODELS)Hinge Screws(2 each side)Top Grille Screws (1 of 2)The 18˝ Ice Maker has a spring-loaded, drop

4-244. Remove the two screws from the bottom door cap.5. Remove the three screws from the door handle and the top door cap and remove the handle and

4-259. Slide the bottom door cap and channel supports out of the outer door panel.Bottom Door Cap & Channel SupportsOuter Door Panel10. Slide th

4-26Outer Door Panel Door HandleREASSEMBLY NOTES: 1. To reassemble the unit, reverse the disas-sembly procedure.2. Slide the edge of the outer doo

5-1COMPONENT TESTINGBefore testing any of the components, perform the following checks:• Control failure can be the result of corrosion on connector

5-2CUTTER GRIDRefer to page 4-2 for the procedure for access-ing the cutter grid.1. Unplug ice maker or disconnect power.2. Set the ohmmeter to the

5-3WATER RECIRCULATION PUMPRefer to page 4-7 for the procedure for access-ing the water recirculation pump.1. Unplug ice maker or disconnect power.2.

1-1GENERALICE MAKER SAFETYYour safety and the safety of others are very important.We have provided many important safety messages in this manual and o

5-4Refer to page 4-8 for the procedure for access-ing the condenser fan motor.1. Run the diagnostic tests (see page 3-7) and check for the proper ope

5-5HOT GAS VALVE SOLENOIDRefer to page 4-17 for the procedure for ac-cessing the hot gas valve solenoid.1. Unplug ice maker or disconnect power.2. S

5-64. To test the relay:a) Position the relay with the coil facing down, as shown below.b) Insert the tip on one of the ohmmeter test leads into the

6-1DIAGNOSTICS & TROUBLESHOOTINGWATER AND ITS EFFECT ON MAKING ICEQuality ice is defi ned as solid, clear, and free of taste or odor. All ice maker

6-2TROUBLESHOOTING CHARTProblem Probable Cause Test Procedure-ActionNo power at wall outletCheck circuitbreaker/fusesNo power at auxilary drainpump po

6-3Problem Probable Cause Test Procedure-ActionS lab will not releaseduring harves t due toscale build upClean the evaporatorplate(s ee procedure onpa

6-4Problem Probable Cause TestProcedure-ActionToo much ice in binDefective binthe rmis torReplaceB anging soundThe slab dropping o theplate and ice d

6-5DIAGNOSTIC FLOW CHARTS FOR ICE MAKER CONTROL BOARDOVERVIEW

6-6Flush Mode: (6 minutes maximum) The Flush Mode begins every time the user interface is changed to “On” from “Off”, “Clean” or “Holiday”. This wil

6-7Freeze Mode: Time in this mode is dependent on the water level in the reservoir. There is no minimum time and the maximum time is 25 minutes.

1-2KITCHENAID MODEL & SERIAL NUMBER DESIGNATIONSMODEL NUMBERSERIAL NUMBERMODEL NUMBER K UI A 15 NR H S 0INTERNATIONAL SALES IND.OR MARKETING CHANN

6-8Harvest Mode: Time in this mode will be 2 to 17 minutes, dependent on the condition of the evaporator thermistor.

6-9 Harvest Bin Not Full

6-10Harvest Bin Full

6-11Idle Mode: Time in this mode is dependent on the temperature at the bin thermistor.NOTE: “Bin Full” set point is 36°F. The ice maker will stay in

6-12Failure Mode: This mode will last indefi nitely until the failure is corrected. The Service Button, (not on all models) will reset the failure mod

6-13Clean Mode: (70 minutes) The Clean Mode may only be selected while the ice maker is turned off at the user interface.NOTE: At the end of the Clea

6-14— NOTES —

7-1WIRING DIAGRAM & STRIP CIRCUITSWIRING DIAGRAMMEASUREDFILL WATERVALVE

7-2STRIP CIRCUITSFLUSH MODEICE MAKING MODEBk WhWater ValveElectronic ControlBk Rd Bu Rd/BkGYWater Recirculation PumpWhBu/Yl Rd/BkTransformerBk WhWate

7-3HARVEST MODECLEAN MODEBk Rd Bu/Yl Rd/BkWhVi WhTransformerBk Rd WhCompressor RelayBk WhWater ValveElectronicSmart ValveElectronicControlReservoir Dr

1-3MODEL & SERIAL NUMBER LABEL LOCATIONThe Model/Serial Number label location is shown below.Model & Serial Number Location

7-4— NOTES —

8-1TECH TIPSCLEANING THE ICE MAKERElectrical Shock HazardDisconnect power before servicing.Replace all parts and panels before operating.Failure to

8-27. Using only front-to-back motions, clean the top of the plate, the sidewalls, and the front edge of the evaporator. The front-to-back motion i

PRODUCT SPECIFICATIONS AND WARRANTY INFORMATION SOURCESIN THE UNITED STATES:FOR PRODUCT SPECIFICATIONS AND WARANTY INFORMATION CALL:FOR TECHNICAL ASSI

1-4AC Power Supply . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .97 to 127 VAC (rated 115VAC), 60 HzAmperage . . . . . . . . . . . . . .

2-1Before you move the ice maker into its fi nal location, it is important to make sure you have the proper electrical connection: • A 115 Volt, 60 Hz