PRO LINE™ WAFFLE BAKER SERVICE MANUAL
Contents
1. Using thumbs push down on control PCB board located in cradle arm until clamps release See Figure 1 Figure 1 7 Reach inside the waffle baker cradle and squeeze the timer adjustment knob s three slips and pull out knob from bezel 8 Push timer adjustment knob through bezel hole until it locks into place Be sure the timer adjustment knob location is rotated correctly with the control board If the alignment is not correct the Max and Min time will be incorrect DIAL THERMOSTAT REPLACEMENT A properly working dial thermometer will indicate m Cool Temperature ambient temperature m Preheat Temperature ambient temperature to 350 m Ready 350 F If the dial thermometer is warped or the needle does not move to indicate waffle plate temperature changes replace the dial thermometer 1 Unplug the waffle baker 2 Remove black screw cover located left of the unit s top hinge See Figure 2 Figure 2 3 Remove two 2 Phillips screws and lift metal cover 4 Replace the dial thermometer and reassemble See Figure 3 AN Figure 3 RUBBER FEET REPLACEMENT Check the four 4 rubber feet on the bottom of the waffle baker when servicing 1 Remove the screw from each foot 2 Remove each rubber foot and replace 4A 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 sho2. cleaning Allow it to cool before putting on or taking off parts 6 Do not operate any appliance with a damaged cord or plug or after the appliance malfunctions or has been damaged in any manner 7 The use of accessory attachments not recommended by KitchenAid may cause fire shock or injuries There are no accessories for the waffle baker 8 Do not use the waffle baker outdoors 9 Do not let cord hang over edge of table or counter or touch hot surfaces 10 Do not place on or near a hot gas or electric burner or in a heated oven 11 When finished baking waffles press the On Off Button to turn the waffle baker off then remove plug from outlet 12 Do not use appliance for other than intended use 13 This product is UL Listed for household and commercial use 14 This product is cUL Listed for household use only in Canada TOOL RECOMMENDATIONS The following tools are necessary to service the KitchenAid Pro Line Waffle Baker m Phillips Screwdriver Set m Straight Screwdriver m Needle Nose Pliers m Super Glue or Soldering Iron m Hot Glue and Gun m Tape The following equipment will greatly assist you m Power Phillips Screwdriver m Thermometer AWARNING g Electrical Shock Hazard Plug into a grounded 3 prong outlet Do not remove ground prong Do not use an adapter Do not use an extension cord Failure to follow these instructions can result in death fire or electrical shock Th
3. 5 1 Unplug the waffle baker 2 Remove base see Component Access 3 Remove six 6 blue capped black and white AC leads from the power supply PCB located in the base 4 Remove white 5 pin connector from the PCB 5 Remove four 4 Phillips screws from PCB remove board from base 6 Reassemble with new board Be sure six 6 blue capped leads and white 5 pin connector are connected securely in their proper positions Replace base cover CONTROL PCB BOARD REPLACEMENT The control board regulates the light timer and power on off button It is located in the cradle 1 Unplug the waffle baker 2 Remove the base see Component Access 3 Remove one Phillips screw from the ferrite bead fastener Then remove the white 5 pin connector from the power PCB This will allow for easy access to the control PCB 4 Remove the timer adjustment knob see Timer Adjustment Knob Replacement instructions 5 Remove the start and reset buttons see Button Replacement instructions 6 Remove the control PCB from the cradle Remove 4 four Phillips screws from the control PCB plastic cover 7 Remove three 3 white pin connectors from bottom of control board two 2 2 pin connectors and one 1 5 pin connector 8 Replace the old control PCB with the new control PCB Be sure three white 3 pin connectors are connected securely to board two 2 2 pin connectors and one 1 5 pin connector 9 Reassemble with new control PCB board
4. damp cloth or paper towels Suggest that the owner use a little more butter oil in the recipe to prevent sticking m PROBLEM Waffles are thin or uneven with gaps and spaces m CAUSE Uneven coating of waffle plates with batter m SOLUTION Always rotate the baking unit after filling the waffle plate with batter This coats the upper and lower plates with batter and ensures the finest consistency m PROBLEM Clamshell unit tilts or will not stay horizontal m CAUSE Overspray or worn paint on the axle s mating surface Wires may be bunched in cradle base m SOLUTION Check for overspray paint and remove excess If there is no overspray or worn paint surfaces open base and gently jiggle or reposition wires in cradle arm so they set evenly m PROBLEM Uneven heat waffles are too light or too dark m CAUSE There are many factors that affect waffle baking including improper baking time setting recipe ingredients batter temperature and ambient humidity Mechanically the cause may be pinched or worn out wires a defective or worn out thermistor or defective or worn out heating element If waffles are heating or burning on one side there is 7596 probability that the thermistor is defective or worn out m SOLUTION First adjust baking time If too light increase the baking time if too dark decrease baking time If the problem persists The wires thermistor and heating elements in the clamshell unit cannot be repaired or replaced Rep
5. to the plastic cover with 4 Phillips screws Slide control board into cradle 10 Reassemble the timer adjustment knob see Timer Adjustment Knob Replacement instructions 11 Insert button shaft through bezel hole Be sure spring is between button top and outer bezel See Figure 6 Figure 6 12 Slide button cover over shaft Add a small drop of super glue or solder into the cover hole See Figure 7 Figure 7 13 Be sure the timer start and timer reset button covers align with contact points on control board 14 Be sure the LED lens and digital display line up with holes in bezel 15 Using thumbs press control PCB board until it clamps securely into cradle 16 Reassemble the ferrite bead fastener with one Phillips screw Be sure 5 pin connector is securely connected to power supply PCB Reassemble base to cradle Button Replacement There are three 3 push buttons on the control bezel power on off timer start and timer reset 1 Unplug the waffle baker 2 Remove the base see Component Access 3 Remove one screw from the ferrite bead fastener 2 Using thumbs push down on control PCB board located in cradle arm until clamps release See Figure 1 3 Place tape over button front This will help prevent losing the button s small spring 4 Reach inside the waffle baker cradle and grasp the button cover sleeve with needle nose pliers Pull straight back to release the sleeve 5 Remove tape and
6. Defective or damaged control PCB board m SOLUTION If lights work but tone does not sound replace control PCB board located in cradle If lights and tone do not work replace power PCB board in base PROBLEM Timer does not count down CAUSE Defective or damaged control PCB board SOLUTION Replace control PCB board located in cradle PROBLEM Ready light does not turn on CAUSE Defective or damaged LED lens or power PCB board SOLUTION If waffle plates still heat replace control PCB board If there is no heat or lights replace power PCB board m PROBLEM Ready light does not stop flashing m CAUSE Damaged or defective control PCB board or thermistor m SOLUTION Check control PCB board located in cradle for damage If the control board is not damaged then it is the thermistor The thermistor cannot be repaired or replaced Replace unit according to warranty m PROBLEM Thermometer warps or needle does not indicate preheat ready or cool m CAUSE Thermometer casing leaks and condensation gets inside m SOLUTION Replace thermometer m PROBLEM LCD timer fades m CAUSE Wears out over time m SOLUTION Replace control PCB board m PROBLEM Rotating handle turns white m CAUSE Handle rubbing on the base each time it rotates The handle material is Phenolic and discoloration occurs naturally over time m SOLUTION Rub a little vegetable or mineral oil with a paper towel on the discolored area The normal color
7. KitchenAid HOME APPLIANCES PRO LINE WAFFLE BAKER SERVICE MANUAL Table of Contents cccccccccccessssseseceeeeeeceeseeesseesecceseeeteenaaaueseeeess 2 Model KPWB100 8204566 KPWB100 Pro Line Waffle Baker Features Commercial Design Clamshell Baking Unit Dial Thermometer Pre heat indicator Non stick Waffle Plates Baker Timer Display Timer Adjustment Knob Reset Button Start Button Die Cast Metal Cradle amp Base Power On Off Button Watfla Bake F atures 2 Service Procedures Safety Recommendations sssrinin iiaii 3 Component Access Tool Recommendations a 3 Problem Guide ea erc ctetu ee ce e ear Electrical Requirements rire itinere cernes 4 Waffle Baker Parts Drawings 9 10 Service Preparation 4 Your safety and the safety of others are very important We have provided many important safety messages in this manual and on your 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 These words mean You can be killed or seriously injured if you don t immediately A DAN G E follow instructions You can be killed or seriously injured if you don t follow A WA R N l N G instructi
8. WB100 12 llus Part No No DESCRIPTION 1 8211498 Clamp 2 Cap 8211497 Pearl Metallic 8212149 Nickel Pearl 8211499 Holder Axle Base 8211496 Pearl Metallic 8212148 Nickel Pearl 8211494 Bracket 8211495 Screw 8211500 Power Supply 8211505 Cover Bottom 8211503 Clamp Cord 8211501 Feet 8211502 Screw 8211504 Cover Spring 8212256 Cord Power Incl MOV Board 1 a D J O O1 FOR ORDERING INFORMATION REFER TO PARTS PRICE LIST 11 8204566 Printed in U S A FOR THE WAY IT S MADE BIEN PENSE BIEN FABRIQUE Registered trademark Marque d pos e Marca registrada KitchenAid U S A Trademark Marque de commerce Marca de comercio KitchenAid U S A KitchenAid Canada licensee in Canada Emploi sous licence par KitchenAid Canada au Canada 2010 All rights reserved Tous droits reserves Todos los derecchos reservados Specifications subject to change without notice Les specifications sont sujettes changement sans pr avis Especificaciones sujetas a cambio sin previo aviso 12 2010
9. ck Access the waffle baker s power supply cord power supply PCB board control PCB board and button covers from the bottom of the unit 1 Unplug the waffle baker 2 Place the waffle baker upside down on a cushioned surface 3 Remove four 4 recessed Phillips screws from feet and two 2 recessed Phillips screws from base cover 4 Lift off base POWER CORD REPLACEMENT Do not run the waffle baker if the power cord is damaged Replace with a new cord assembly immediately 1 Unplug the waffle baker 2 Remove base see Component Access 3 Remove two 2 Phillips screws from power cord wire clamp 4 Remove the power cord ground wire terminal green and the MOV board ground wire terminal from the ground lug 5 Remove two 2 power cord MOV blue capped AC leads one 1 black and one 1 white from printed circuit board PCB located on base See Figure 4 Figure 4 6 Remove MOV power board and cord assembly 7 Hot glue new MOV board to base Reassemble leads Be sure that the green lead terminals are connected securely to ground lug Be sure AC leads are connected securely to PCB The black lead goes to the ACL terminal and the white lead goes to the ACN terminal POWER SUPPLY PCB REPLACEMENT The power supply printed circuit board PCB provides DC voltage to power the control PCB located in the cradle arm and AC voltage to the heating elements in the waffle plates See Figure 5 Figure
10. is waffle maker is designed for use with 120 V 60 Hz only It has a 3 prong grounded plug To reduce the risk of electrical shock this plug will fit in an outlet only one way If the plug does not fit in the outlet contact a qualified electrician Do not modify the plug in any way A short power supply cord is provided to reduce the risk resulting from becoming entangled in or tripping over a longer cord Do not use an extension cord If the power supply cord is too short have a qualified electrician or service technician install an outlet near the appliance AWARNING 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 Cushion the service area to keep from scratching the waffle baker or damaging the controls and display surfaces A clean folded towel will usually work well for this purpose TESTING THE WAFFLE BAKER In some situations you will have to test the performance of the waffle baker to identify and diagnose the problem PERFORMANCE You can observe the performance of a waffle baker by establishing benchmarks on the performance seen on prior waffle bakers Here is a list of performance parameters to observe EXAMPLE Bake time 3 minutes 30 seconds 3 30 Bake temperature 350 F m Time to Bake Two Waffles Measure the time needed to bake two waffles one cup batter each on the two waffle plate
11. lace unit according to warranty m PROBLEM Waffle baker will not turn on display remains dark will not heat m CAUSE The waffle baker uses 1400 watts total with all three heating elements one in each lid and one in the center when in use This wattage level may cause the circuit breaker to trip if other appliances are drawing power from the same circuit not just the same outlet m SOLUTION Be sure that the waffle baker is plugged into a 3 prong grounded outlet Unplug and re plug back into a live separate outlet You cannot have any other appliance drawing from the same circuit Another appliance may draw enough power to shut off the waffle baker but not trip the circuit breaker If the baking unit display remains unlit check the fuse or circuit breaker that the unit is connected to and make sure the circuit is closed Check power PCB board located inside base for damage Replace damaged power PCB board If the unit still does not turn on check the power on off button on the control cradle for damage Look inside cradle to be sure the button cover lines up with contact on control board Replace damaged button If button is not damaged replace control PCB board If waffle baker still will not turn on replace the unit according to warranty PROBLEM Resets or turns off frequently CAUSE Faulty or damaged control PCB board m SOLUTION Replace control PCB board m PROBLEM No audible preheat tone or countdown tone m CAUSE
12. ons All safety messages will tell you what the potential hazard is tell you how to reduce the chance of injury and tell you what can happen if the instructions are not followed The California Safe Drinking Water and Toxic Enforcement Act requires the Governor of California to publish a list of substances known to the State of California to cause cancer birth defects or other reproductive harm and requires businesses to warn of potential exposure to such substances WARNING This product contains a chemical known to the State of California to cause cancer birth defects or other reproductive harm This appliance can cause low level exposure to one of the substances listed formaldehyde AWARNING 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 This Waffle Baker Service Manual is written for the professional service technician who has familiarity with KitchenAid Pro Line Appliances The purpose of this service manual is to familiarize the professional house wares technician with the techniques required to repair the KPWB100 KitchenAid Pro Line Waffle Baker The following safety guidelines should be adhered to when servicing the waffle baker m Ensure the workplace is dry and sanitary at all times m Ensure that your hands are clean at all times during the service procedure m Ensure the wo
13. pull out button cover and shaft from bezel being careful not to lose small spring 6 Insert new button shaft through bezel hole Be sure spring is between button top and outer bezel See Figure 6 7 Slide button cover over shaft Add a small drop of super glue or solder into the cover hole See Figure 7 8 Be sure button cover lines up with contact point on control PCB board 9 Using thumbs press control PCB board until it clamps securely into cradle Reassemble 10 Check each button and the timer adjustment knob to make sure each works properly PROBLEM Waffle baker emits smoke and odor the first time it is used CAUSE Normal result of manufacturing process The smoke is harmless and will dissipate m SOLUTION Discard first waffles made on each side of clamshell unit m PROBLEM Excessive steam or condensation on and or around the base of the unit m CAUSE Steam is a natural byproduct of baking waffles Different recipes create different amounts of steam while baking Occasionally the steam will condense and form puddles m SOLUTION Steam cannot be eliminated m PROBLEM Sticky or gummy waffle plates m CAUSE The waffle baker plates have a non stick surface Coating the plates with oil or cooking spray will eventually cause the plates to become gummy m SOLUTION Do not coat or spray the plates with oil To clean be sure the waffle baker is switched off unplugged and cool Wipe the waffle plates with a clean
14. rkplace has properly polarized AC outlets that adhere to all local electrical codes applicable at the time of repair m Conduct all disassembly and assembly procedures with the waffle baker switched off and disconnected from the AC supply or mains m Do not immerse the waffle baker in water Do not use abrasive cleansers or scouring pads to clean it m in a well lit area visually inspect the waffle baker for cleanliness before starting work Open the baker lids and wipe the waffle plates clean with paper towels or a damp cloth m Wipe the exterior of the waffle baker with a warm sudsy cloth then wipe the exterior of the baker clean with a damp cloth and dry with a soft cloth m inspect the power cord before testing the waffle baker s operation m Do not run the waffle baker if the power cord is damaged Replace with a new cord assembly m Do notleave the waffle baker unattended while operating during testing IMPORTANT SAFEGUARDS Ensure the KitchenAid service technician is aware of the operating safeguards recommended to the customer 1 Read the Pro Line Series Waffle Baker Instructions and Recipes booklet 2 Do not touch hot surfaces Use handles or knobs 3 To protect against electrical shock do not immerse cord plugs or waffle baker in water or other liquids 4 Close supervision is necessary when any appliance is used by or near children 5 Unplug waffle baker from outlet when not in use and before
15. s Longer baking times will produce darker crispier waffles For your first waffles a good starting time is 3 minutes 30 seconds The baking time can be set in 15 second increments from a minimum of 2 minutes 30 seconds to maximum of 5 minutes 30 seconds m Waffle Plate Temperature Pre heat waffle baker then measure the temperature on each waffle plate AWARNING 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 Perform all service on the Pro Line Waffle Baker with the unit disconnected from the AC mains CLAMSHELL BAKING UNIT REPLACEMENT The clamshell unit is not replaceable we do not replace top or bottom lids waffle plates or heating elements TIMER ADJUSTMENT KNOB REPLACEMENT The timer adjustment knob sets the baking time in 15 second increments from 2 minutes and 30 seconds 2 30 to 5 minutes and 30 seconds 5 30 Turn knob clockwise to increase baking time turn counter clockwise to decrease baking time 1 Unplug the waffle baker 2 Place the waffle baker upside down on a cushioned surface 3 Remove four 4 recessed Phillips screws from feet and two 2 recessed Phillips screws from base cover 4 Remove one Phillips screw from the ferrite bead fastener Then remove the 5 pin connector from the power PCB This will allow for easy access to the control PCB 5 LIft off base 6
16. will return m PROBLEM One or more of the four black clips on the back of the waffle baker break m CAUSE Defective material or user damage m SOLUTION The black clip that holds the stainless steel cover in place may be replaced The clips that hold the clamshell together are not replaceable m PROBLEM Owner upset about formaldehyde used in insulation m CAUSE Formaldehyde is used in the manufacturing of the insulation in the clamshell unit lids so that the lids will not become excessively hot even after extended use Proposition 65 in California requires that KitchenAid put a warning on the waffle baker for this reason In testing no amounts of formaldehyde release were found m SOLUTION Let owner know that there is no risk associated with using the unit If they are not convinced instruct owner to return the waffle baker to the place where it was purchased for a full refund 1 2 3 4 5 6 7 8 9 10 11 12 13 Illus No For Models KPWB100 Part No 8204569 8204590 8204592 8211486 8211487 8211489 8211485 8211488 8211490 8211491 8211513 8211508 8211492 8211493 8211514 Literature Parts DESCRIPTION Literature Parts Guide Use amp Care Repair Parts List Wiring Diagram Button Start Button Power Lens LED Knob Bezel Screw MCU PCB Assembly Bracket Knob Cover Button Nameplate Holder PCB Spring FOR ORDERING INFORMATION REFER TO PARTS PRICE LIST For Models KP
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