KAR-19 TECHNICAL EDUCATION 2007 DESIGN 15q & 18q AUTOMATIC ICE MAKERS KUIA15NRH*11 KUIA15PRL*11 KUIA15NLH*11 KUIA15PLL*11 KUIA18NNJ*11 KUIA18PNL*11 Intoductory Models * Denotes Color Designation JOB AID 4317408
FORWARD This KitchenAid Job Aid “2007 Design 15" & 18" Automatic Ice Makers” (Part No. 4317408), provides the In-Home Service Professional with information on the installation, operation, and service of the 2007 Design 15" & 18" Automatic Ice Makers. For specific information on the model being serviced, refer to the “Use and Care Guide,” or “Tech Sheet” provided with the ice maker. The Wiring Diagram and Strip Circuits used in this Job Aid are typical and should be used for training purposes only.
TABLE OF CONTENTS Page GENERAL .............................................................................................................................. 1-1 Ice Maker Safety ................................................................................................................ 1-1 KitchenAid Model & Serial Number Designations .............................................................. 1-2 Model & Serial Number Label Location...................................................................
Page DIAGNOSTICS & TROUBLESHOOTING ............................................................................. 6-1 Water And Its Effect On Making Ice ................................................................................... 6-1 Troubleshooting Chart ........................................................................................................ 6-2 Diagnostic Flow Chart For Ice Maker Control Board .........................................................
GENERAL ICE MAKER SAFETY Your safety and the safety of others are very important. We have provided many important safety messages in this manual and on the appliance. Always read and obey all safety messages. This is the safety alert symbol. This symbol alerts you to potential hazards that can kill or hurt you and others. All safety messages will follow the safety alert symbol and either the word “DANGER” or “WARNING.
KITCHENAID MODEL & SERIAL NUMBER DESIGNATIONS MODEL NUMBER MODEL NUMBER INTERNATIONAL SALES IND.
MODEL & SERIAL NUMBER LABEL LOCATION The Model/Serial Number label location is shown below.
SPECIFICATIONS AC Power Supply . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .97 to 127 VAC (rated 115VAC), 60 Hz Amperage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6.5 Amps (max) Minimum Circuit Capacity . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
INSTALLATION INFORMATION ELECTRICAL SUPPLY REQUIREMENTS IMPORTANT: If this product is connected to a GFCI (Ground Fault Circuit Interrupter) protected outlet, nuisance tripping of the power supply may occur, resulting in the loss of cooling. Ice quality may be affected. If nuisance tripping has occurred, and if the condition of the ice appears poor, dispose of it. WARNING Recommended Grounding Method Electrical Shock Hazard For personal safety, this appliance must be grounded.
WATER SUPPLY AND DRAIN CONNECTIONS 8. Use 1/4" (6.35 mm) O.D. copper tubing for the cold water supply and: a) Measure from the connection at the back of the ice maker to the cold water pipe. b) Add an extra 36" (91.4 cm) to ensure that you have the proper length. Make sure both ends of the copper tubing are cut square. c) Slip a compression sleeve and compression nut over the ends of the copper tubing.
. 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 not overtighten. SIDE VIEW 15" Models CONNECTING THE DRAIN Gravity Drain System Connect the ice maker drain to your drain in accordance with all state and local codes and ordinances. If the ice maker is provided with a gravity drain system, use the following guidelines when installing the drain lines.
Drain Pump System (On Some Models) Connect the ice maker drain to your drain in accordance with the International Plumbing Code and any local codes and ordinances. NOTE: If the drain hose becomes twisted and water cannot drain, the ice maker will not operate. Connecting the Drain After ensuring that the drain system is adequate, follow these steps to properly place the ice maker: 1. Plug in ice maker or reconnect power. WARNING Excessive Weight Hazard Use two or more people to move and install ice maker.
THEORY OF OPERATION OPERATING SYSTEMS There are three operating systems in the ice maker: • Refrigeration System • Water System • Electrical System There are two very important additions to the refrigeration system in the ice maker: the Hot Gas Valve, and the Condenser Accumulator Tube. The components operate as follows: • Hot Gas Valve - Allows high pressure refrigerant gas to bypass the condenser and flow through the condenser accumulator tube.
A water softener, or poly phosphate feeder, will not cure all of the problems associated with hard water, but they can be used to reduce scale buildup in the ice maker. NOTE: Some poly phosphate feeders will cause a slime buildup in the water system when the water supply has a low mineral content. The ice maker’s water system is shown on next page.
WATER SYSTEM COMPONENT LOCATIONS Water Distributor Evaporator Water Level Sensor Water Return Tube Water Recirculation Pump Reservoir Pan Manual Drain Reservoir Drain Pump Drain Overflow Water Valve Outlet Tube Bin Drain Measured Fill Water Inlet Valve From Water Supply 3-3
ELECTRICAL SYSTEM The ice maker’s electrical system provides power for the refrigeration and water systems, and controls the operation of each component.
OPERATIONAL MODES During the Freeze mode, some of the hot gas that is in the condenser accumulating tube, condenses to a liquid, and remains in the accumulating tube. During the later stages of the Freeze mode, as the ice slab forms on the evaporator freezing plate, some of the refrigerant passing through the evaporator will not evaporate into a gas, but will remain a liquid.
The electronic control board operates the various components and systems in the ice maker for each of the Freeze and Harvest modes. HARVEST MODE Electrical System When the water level in the reservoir drops below the water level sensor it signals the electronic control to terminate power to the condenser fan, and then the water recirculating pump. The reservoir drain pump is activated to fully drain the reservoir.
Diagnostic Chart After pressing any button to enter manual diagnostics all LEDs will illuminate for 5 seconds. The controls will then automatically move to the first component.
MODELS WITH INTERNAL DRAIN PUMPS into the pump inlet, and then into the drain pump chamber. As the water level rises, it bridges the “full” contacts, and the pump starts to run. The pump discharges the water through the outlet and the check valve. When the “full” connection is removed, the pump runs for an additional 12 seconds to empty the tank.
COMPONENT ACCESS This section instructs you on how to service each component inside the 2007 Design 15” & 18” Automatic Ice Makers. The components and their locations are shown below.
REMOVING THE BIN THERMISTOR, CUTTER GRID, EVAPORATOR THERMISTOR, & WATER DISTRIBUTOR 6. WARNING To remove the bin thermistor: a) Disconnect the bin thermistor connector from the bottom of the control housing. b) Pull the bin thermistor out of the retaining clamp and remove it. Electrical Shock Hazard Control Housing Plug into a grounded 3 prong outlet. Do not remove ground prong. Do not use an adapter. Do not use an extension cord.
c) Slide the cutter grid forward and out of the unit and place it on a work surface. Be careful not to scratch the ice maker liner. d) Remove the spacer from the right cutter grid bracket tab. 8. To remove the evaporator thermistor: a) Remove the cutter grid from the unit (see step 7 on page 4-2 for the procedure). b) Disconnect the evaporator thermistor connector from the bottom of the control housing. c) Remove the two hex-head mounting screws from the water trough and pull the trough from the unit.
9. To remove the water distributor: a) Remove the cutter grid from the unit (see step 7 on page 4-2 for the procedure). b) Pull out on the left and right water distributor retainers, and remove the tabs from the slots in the evaporator. Pull the distributor forward and remove the water hose.
REMOVING THE ELECTRONIC CONTROL HOUSING COMPONENTS NOTE: The control housing components consist of: • (1) Electronic control board • (2) Dual transformer • (3) Light switch • (4) Push-button switch assembly WARNING Electrical Shock Hazard Disconnect power before servicing. Replace all parts and panels before operating. Failure to do so can result in death or electrical shock. 1. 2. 3. 4. 5. 6. 2 Unplug ice maker or disconnect power. Open the ice maker door. Cover or remove the ice from the storage bin.
8. To remove the dual transformer: a) Disconnect the six pin wire connector from harness. b) Remove the two mounting screws from the transformer bracket. c) Disconnect the green ground wire from its terminal. NOTE: Reconnect the green ground wire when installing new dual transformer. NOTE: If the switch assembly or light switch is replaced, the replacement part and decorative overlay must be ordered using the model number of the ice maker.
REMOVING THE WATER RECIRCULATION PUMP 6. Remove the hex-head screw from the water recirculation pump shield and remove the shield (see the lower left photo). 7. Disconnect the water fill tube from the pump mounting bracket. 8. Disconnect the two wire recirculation and drain pump connectors from the harness block. 9. Remove the two thumbscrews from the reservoir and remove the reservoir from the ice maker. 10. Remove the recirculation pump outlet tube. 11.
REMOVING THE RESERVOIR DRAIN PUMP & WATER LEVEL SENSOR 6. WARNING To remove the water level sensor: a) Disconnect the water level sensor electrical connection. b) Remove the retaining clips, if present. c) Pull the sensor up and out of the bracket. Electrical Shock Hazard Disconnect power before servicing. Replace all parts and panels before operating. Failure to do so can result in death or electrical shock. 1. 2. 3. 4. 5. Unplug ice maker or disconnect power. Open the ice maker door.
REMOVING THE CONDENSER FAN MOTOR 6. WARNING 7. 8. Remove the two 5/16” screws from the front of the cabinet. Remove two hex-head screws from the measured fill water valve bracket. Allow the valve to drop down out of the way. Electrical Shock Hazard Disconnect power before servicing. Replace all parts and panels before operating. Failure to do so can result in death or electrical shock. 1. 2. 3. 4. 5. Hot Gas Valve Unplug ice maker or disconnect power. Open the ice maker door.
10. Disconnect the inlet tube and the vent tube from the internal drain pump. Tubing Internal Drain Pump 12. Disconnect the wire connector from the condenser fan motor. 13. Remove the four screws (two bottom and two side) from the condenser fan motor shroud. Slide the shroud assembly back towards the compressor, and then lift and remove the assembly from the unit. Motor Connector 11.
14. Remove condenser fan motor blade by pulling the fan blade straight off the shaft. NOTE: Make sure when reinstalling the fan blade that the blade is seated completely on motor shaft. 15. Remove the two hex-head screws from the condenser fan motor and remove it from the shroud.
REMOVING THE EVAPORATOR 7. WARNING Remove the two 5/16” hex-head screws from the top hinge and remove the hinge. Hinge Screws Electrical Shock Hazard Disconnect power before servicing. Replace all parts and panels before operating. Failure to do so can result in death or electrical shock. 1. 2. 3. 4. 5. 6. Unplug ice maker or disconnect power. Open the ice maker door. Remove the ice from the storage bin.
10. 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 unit, remove the six hex-head screws from the channel cover and remove the cover. 12. Remove the four screws from the unit compartment cover and remove the cover. 13. Cut the tie wrap from around the tubing and wire harness inside the channel. Screw (1 of 6) Tie Wrap Counterbalance Plate 18˝ Models 14.
15. Remove the hex-head screw from the water recirculation pump shield and remove the shield. 16. Remove the water fill tube from the notch in the water recirculation pump bracket, and pull the free end of the water line up, out of the unit. Retainer Tab Water Recirculation Pump Shield Water Distributor Screw Hose Evaporator Water Fill Tube Refer to the photos at the top of the next column. 17.
20. Lift the cabinet top off the unit and stand it on the floor near the rear of the unit. 21. Lift the evaporator and its connecting tubing high enough from the unit to access the tubing underneath. REASSEMBLY NOTES: • When installing the new evaporator, use a generous amount of thermal heat trap paste between the hot gas valve, and the evaporator tubing joint to protect the hot gas valve when brazing.
REMOVING THE MEASURED FILL WATER VALVE WARNING Measured Fill Valve Electrical Shock Hazard Disconnect power before servicing. Replace all parts and panels before operating. Failure to do so can result in death or electrical shock. 1. 2. 3. 4. 5. 6. Unplug ice maker or disconnect power. Turn water supply off to ice maker. Open the ice maker door. Remove the four hex-head screws from the front panel and remove the panel. 7. Remove the two hex-head screws from the measured fill water valve bracket.
REMOVING THE HOT GAS VALVE & SOLENOID 2-Wire Connector WARNING Electrical Shock Hazard Disconnect power before servicing. Replace all parts and panels before operating. Failure to do so can result in death or electrical shock. 1. 2. 7mm Nut Hot Gas Valve Solenoid Unplug ice maker or disconnect power. Tip the front of the cabinet back and prop it up (see steps 2 through 11 on pages 4-9 and 4-10 for the procedure). 4.
REMOVING THE CONDENSER 3. WARNING 4. Electrical Shock Hazard Disconnect power before servicing. Replace all parts and panels before operating. Failure to do so can result in death or electrical shock. 1. 2. 5. Unplug ice maker or disconnect power. Tip the front of the cabinet back and prop it up (see steps 2 through 11 on pages 4-9 and 4-10 for the procedure). 6.
REMOVING THE COMPRESSOR 6. WARNING Remove the terminal cover using a standard screwdriver. Insert the screwdriver into the cover slot, and press down to unsnap and remove it. Compressor Electrical Shock Hazard Disconnect power before servicing. Replace all parts and panels before operating. Failure to do so can result in death or electrical shock. 1. 2. 3. 4. 5. Unplug ice maker or disconnect power. Open the ice maker door. Remove the ice from the storage bin.
9. Pull the two clips off the rear studs of the compressor. Clip On Stud 15. Pull the two clips off the front compressor mounting studs. 16. Lift the compressor off the four mounting studs and remove it from the unit. Remove the four metal spacers and rubber isolators from the compressor stud locations. Suction Line 10. 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).
REMOVING THE INTERNAL DRAIN PUMP 5. WARNING 6. 7. Electrical Shock Hazard Disconnect power before servicing. Replace all parts and panels before operating. Failure to do so can result in death or electrical shock. 1. 2. 3. 4. Loosen the clamps and pull the ends of the three water lines from the internal drain pump. Disconnect the power cord plug from the internal drain pump. Remove the two mounting screws from the internal drain pump. Ends Of 3 Water Lines Unplug ice maker or disconnect power.
REMOVING THE ICE MAKER DOOR & GASKET (15˝ MODELS) 1. To remove the door, remove the top door screw from the ice maker door, and pull the door off the bottom hinge. 2. To remove the door gasket: a) Open the ice maker door. b) Pull the gasket out of the door track. NOTE: Be sure to check the new gasket for a proper seal after you install it.
REMOVING THE ICE MAKER DOOR & GASKET (18˝ MODELS) The 18˝ Ice Maker has a spring-loaded, dropdown door. Since the door design is somewhat unique, accessing procedures are included below. To replace the gasket perform step six only. 1. 2. Remove the end of the spring from the door bracket and the screw (on some models) from the bottom of the door hinge. Bracket Remove the two top and two bottom screws from the grille and remove it from the front of the ice maker.
4. Remove the two screws from the bottom door cap. 7. Remove the six screws from the inner door panel and remove the panel. Bottom Door Cap Screws 5. Remove the three screws from the door handle and the top door cap and remove the handle and cap from the door. Inner Door Panel Screw (1 of 6) Handle & Cap Screw (1 of 3) 8. Slide the door insulation out of the top of the outer door panel. Door Insulation 6. Peel the gasket from the grooves in the door and remove the gasket.
9. Slide the bottom door cap and channel supports out of the outer door panel. 10. Slide the bottom door cap off the channel supports. Channel Supports Door Hinge Outer Door Panel Bottom Door Cap & Channel Supports Hinge Pin Channel Support 11. To remove the door hinge, pull the hinge pin out of the channel support and remove the hinge. Door Hinge Hinge Pin Channel Support Continued on the next page.
3. REASSEMBLY NOTES: 1. 2. To reassemble the unit, reverse the disassembly procedure. Slide the edge of the outer door panel between the tabs and the inside edge of the top door cap. When you reinstall the inner door panel, slide the edge under the door handle, as shown below. Door Handle Inner Door Panel Tab Inside Edge Of Top Door Cap Outer Door Panel Top Door Cap 4. Before you reinstall the grille, position the insulation pads and the air block as shown below.
COMPONENT TESTING Before testing any of the components, perform the following checks: • Control failure can be the result of corrosion on connectors. Therefore, disconnecting and reconnecting wires will be necessary throughout test procedures. • All tests/checks should be made with a VOM or DVM having a sensitivity of 20,000 ohmsper-volt DC, or greater. • Check all connections before replacing components, looking for broken or loose wires, failed terminals, or wires not pressed into connectors far enough.
WARNING Electrical Shock Hazard Disconnect power before servicing. Replace all parts and panels before operating. Failure to do so can result in death or electrical shock. CUTTER GRID DUAL TRANSFORMER Refer to page 4-2 for the procedure for accessing the cutter grid. 1. Unplug ice maker or disconnect power. 2. Set the ohmmeter to the appropriate scale. 3. Touch the ohmmeter test leads to the pins of the cutter grid 2-wire connector.
WARNING Electrical Shock Hazard Disconnect power before servicing. Replace all parts and panels before operating. Failure to do so can result in death or electrical shock. RESERVOIR DRAIN PUMP WATER RECIRCULATION PUMP Refer to page 4-7 for the procedure for accessing the water recirculation pump. 1. Unplug ice maker or disconnect power. 2. 3. Set the ohmmeter to the appropriate scale. Touch the ohmmeter test leads to the outside water recirculation pump wire connector pins.
WARNING Electrical Shock Hazard Disconnect power before servicing. Replace all parts and panels before operating. Failure to do so can result in death or electrical shock. CONDENSER FAN MOTOR WATER LEVEL SENSOR Refer to page 4-8 for the procedure for accessing the condenser fan motor. 1. Run the diagnostic tests (see page 3-7) and check for the proper operation of the condenser fan motor in step 7. Refer to page 4-8 for the procedure for accessing the water level sensor. 1.
WARNING Electrical Shock Hazard Disconnect power before servicing. Replace all parts and panels before operating. Failure to do so can result in death or electrical shock. MEASURED FILL WATER VALVE HOT GAS VALVE SOLENOID Refer to page 4-17 for the procedure for accessing the hot gas valve solenoid. 1. Unplug ice maker or disconnect power. Refer to page 4-16 for the procedure for accessing the measured fill water valve. Refer to page 3-7 for diagnostic mode. 1. Unplug ice maker or disconnect power. 2.
WARNING Electrical Shock Hazard Disconnect power before servicing. Replace all parts and panels before operating. Failure to do so can result in death or electrical shock. COMPRESSOR, OVERLOAD PROTECTOR, & RELAY Overload 4. Common (C) 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 Run (M) pin socket, and touch the other ohmmeter lead to the spade terminal. The meter should indicate a closed circuit (0 ohms).
DIAGNOSTICS & TROUBLESHOOTING WATER AND ITS EFFECT ON MAKING ICE Quality ice is defined as solid, clear, and free of taste or odor. All ice makers can provide this type of ice only if the water used to produce the ice is pure, and free of mineral contamination. The following charts show some of the problems that can affect ice production.
TROUBLESHOOTING CHART P roblem P robable C aus e T es t P roc edure-Ac tion C heck circuit No power at wall outlet breaker/fus es C heck for kinked drain No power at hos e, blocked s creen or auxilary drain blocked vent outlet or pump power outlet hos e. Disconnected s elector s witch W ill not run W ill not make ice W ater res ervoir is empty E vaporator is cold with thin or no ice s lab Reconnect and check for proper operation.
P roblem P robable C aus e T es t P roc edure-Ac tion S lab will not releas e C lean the evaporator during harves t due to plate(s ee procedure on s cale build up page 8-1) W ill not make ice Defective or T es t and repair or replace W ater res ervoir is dis connected hot gas empty.
P roblem P robable C aus e T es t P roc edure-Ac tion T oo much ice in bin Defective bin thermis tor R eplace B anging s ound T he s lab dropping off the plate and ice dropping from the cutter grid into an empty bin are normal s ounds G rinding, cavitating s ound T he res ervoir is empty.
DIAGNOSTIC FLOW CHARTS FOR ICE MAKER CONTROL BOARD OVERVIEW 6-5
Flush Mode: (6 minutes maximum) The Flush Mode begins every time the user interface is changed to “On” from “Off”, “Clean” or “Holiday”. This will be the initial time it is turned on, or when the ice maker is turned on after the completion of the Clean or Holiday Modes, or (drain pump models only) when operation resumes after the ice maker is shut down by the drain pump.
Freeze 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.
Harvest Mode: Time in this mode will be 2 to 17 minutes, dependent on the condition of the evaporator thermistor.
Harvest Bin Not Full 6-9
Harvest Bin Full 6-10
Idle 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 the “Idle Mode” as long as the ice in the bin touches the bin thermistor and keeps it lower than 36°F.
Failure Mode: This mode will last indefinitely until the failure is corrected. The Service Button, (not on all models) will reset the failure mode. NOTE: If the Clean LED is flashing 3 blinks, look for an evaporator thermistor that has not reached 52°F. This may be due to a loose or improperly positioned thermistor, a hot gas failure, a sealed system leak or restriction. The bin thermistor is constantly checked during the Flush, Idle, and Harvest Modes, and the end of each Freeze Mode.
Clean 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 Clean Mode, the ice maker will stay OFF. The reservoir is to be drained by the consumer prior to restarting the ice maker.
— NOTES — 6-14
WIRING DIAGRAM & STRIP CIRCUITS WIRING DIAGRAM MEASURED FILL WATER VALVE 7-1
STRIP CIRCUITS FLUSH MODE Electronic Smart Valve Bk Wh Water Valve Electronic Control Bk Rd Bu Rd/Bk GY Water Recirculation Pump Wh Bu/Yl Rd/Bk Transformer Reservoir Drain Pump Bk Wh Water Valve Electronic Smart Valve ICE MAKING MODE Electronic Control Bk Rd Bu Rd/Bk GY Water Recirculating Pump Wh Bk Or Wh Transformer Condenser Fan Rd Wh Overload 7-2 Compressor Relay
HARVEST MODE Electronic Control Bk Rd Bu/Yl Rd/Bk Reservoir Drain Pump Wh Vi Wh Transformer Hot Gas Solenoid Bk Rd Wh Overload Compressor Relay Bk Wh Water Valve Electronic Smart Valve CLEAN MODE T Electronic Control Bk Rd Bu Rd/Bk Water Recirculation Pump Wh Vi Wh Transformer Hot Gas Solenoid Bk Rd Wh Overload Compressor Relay Electronic Control Bk Rd Bu/Yl Rd/Bk o Reservoir Drain Pump Wh Transformer 7-3
— NOTES — 7-4
TECH TIPS CLEANING THE ICE MAKER CLEANING THE EVAPORATOR PLATE WARNING NOTE: Use one 16 oz (473 ml) bottle of Ice Machine Cleaner, Part Number 4396808. For best performance, do not use any other type of ice machine cleaner in the ice maker. 1. Press and hold the OFF keypad to turn the unit off. 2. For easier access to the evaporator, remove the cutter grid (see page 4-2). 3. Remove the ice from the bin. Electrical Shock Hazard Disconnect power before servicing.
5. 6. 8. Read and follow all of the handling information that was supplied with the ice machine cleaner. IMPORTANT: Use the entire bottle to clean the unit. Open the bottle and pour a small amount of cleaning solution onto the cleaning brush. NOTE: If a brush is not available you may use a non scratching, blue Scotch-Brite™ pad. Pour the remaining solution from the bottle into the water reservoir. Using the empty bottle, fill the reservoir with clean water to within 1/4" of the top of the overflow port.
PRODUCT SPECIFICATIONS AND WARRANTY INFORMATION SOURCES IN THE UNITED STATES: FOR PRODUCT SPECIFICATIONS AND WARANTY INFORMATION CALL: FOR WHIRLPOOL PRODUCTS: 1-800-253-1301 FOR KITCHENAID PRODUCTS: 1-800-422-1230 FOR ROPER PRODUCTS: 1-800-447-6737 FOR TECHNICAL ASSISTANCE WHILE AT THE CUSTOMER’S HOME CALL: THE TECHNICAL ASSISTANCE LINE: 1-800-832-7174 HAVE YOUR STORE NUMBER READY TO IDENTIFY YOU AS AN AUTHORIZED IN-HOME SERVICE PROFESSIONAL FOR LITERATURE ORDERS: PHONE: 1-800-851-4605 FOR TECHNICAL INFORMA