CONSUMER CARE TECHNICAL KD-13 EDUCATION GROUP PRESENTS 2008 UNDERCOUNTER DISHWASHER Models: GU2800XTV GU3600XTV JOB AID Part No. 8178741...
FORWARD This Whirlpool Job Aid, “2008 Undercounter Dishwasher” (Part No. 8178741), provides the In- Home Service Professional with information on the installation, operation, and service of the 2008 Undercounter Dishwasher. For specific information on the model being serviced, refer to the “Use and Care Guide,”...
GENERAL DISHWASHER 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.
MODEL & SERIAL NUMBER LABEL AND TECH SHEET LOCATIONS The Model/Serial Number label and Tech Sheet locations are shown below. Tech Sheet Location (Behind Toe Grill) Model & Serial Number Label Location...
WHIRLPOOL MODEL & SERIAL NUMBER DESIGNATIONS MODEL NUMBER 2500 INTERNATIONAL SALES IND. OR MARKETING CHANNEL IF PRESENT PRODUCT GROUP D = DISHWASHER G = "GOLD" DISHWASHER PRODUCT IDENTIFICATION UD = UNDERCOUNTER DISHWASHER P = PORTABLE SERIES CODE = BASE PLATFORM...
SPECIFICATIONS Model GU2800XTV GU3600XTV Gold Gold Colors B,Q,T,S,Y B,Q,Y Platform Plastic Tall Tub Stainless Steel Plastic Tall Tub Wash System Feed System Direct Direct Wash Levels 5 Wash Levels 5 Wash Levels Top Spray Plastic w/nozzles Plastic w/nozzles E-Star E-Star...
Adaptive Wash Adaptive Wash Cycles Pots & Pans Pots & Pans Adaptive Wash (Smart Wash) Pots/ Pans Pots/ Pans Pots/ Pans Heavy Plus Heavy Normal Normal Normal China China China Glass Xpress / Fast Fast Wash Fast Wash Wash Short Wash Rinse Only Rinse Only Rinse Only...
INSTALLATION INFORMATION INSTALLATION REQUIREMENTS FOR DISHWASHER WARNING IMPORTANT SAFETY INSTRUCTIONS WARNING: When using the dishwasher, fol- low basic precautions, including the following: • Read all instructions before using the dish- washer. • Use the dishwasher only for its intended Tip Over Hazard function.
Gather the required tools and parts before start- PARTS NEEDED ing installation. Read and follow the instructions provided with any tools listed here. TOOLS NEEDED • Pliers • Phillips screwdriver Other parts you may also need: • Flat-blade screwdriver • 5/16"...
LOCATION REQUIREMENTS NOTE: To prevent shifting during dishwasher operation,shims must be securely attached to Grounded electrical supply required. the floor. Do not run drain lines, water lines or electrical If dishwasher will be left unused for a period of wiring where they can interfere with or contact time or in a location where it may be subject dishwasher motor or legs.
DRAIN REQUIREMENTS WATER SUPPLY REQUIREMENTS • A new drain hose is supplied with your dish- • A hot water line with 20-120 psi washer. If this is not long enough, use a new (138-862 kPa) water pressure can be verified drain hose with a maximum length of 12’ (3.7 by a licensed plumber.
ELECTRICAL REQUIREMENTS If connecting dishwasher with a power supply cord: WARNING • Use UL listed power supply cord kit (Part No. 4317824) marked for use with dishwasher. • Power supply cord must plug into a grounded 3 prong outlet, located in the cabinet next to the dishwasher opening.
INSTALLATION INSTRUCTIONS WARNING No existing utility hookups Electrical Shock Hazard Disconnect electrical power at the fuse box or circuit breaker box before in- stalling dishwasher. Prepare Cabinet Opening—Existing Utilities Failure to do so can result in death or electrical shock. Check water and electrical placement Disconnect electrical power at the fuse box or circuit breaker box before installng...
Prepare Cabinet Opening—New Power Supply Cord–Prepare hole Utilities Prepare and route the electrical supply What type of electrical connection will you use? Power Supply Cord: Follow Option A instructions Metal Wood cabinet cabinet Direct Wire: Follow Option B instructions Wood cabinet: Sand hole until smooth. Metal cabinet: Cover hole with grommet included Option A, Power Supply Cord: with power supply cord kit.
Prepare and Route Water Line Direct Wire–Prepare hole Helpful Tip: Routing the water line through the left side of cabinet opening will make water connection easier. Drill hole Metal Wood cabinet cabinet Preferred locations Preferred locations Optional locations Optional locations Wood cabinet: Sand hole until smooth.
Install Drain Hose Route water supply line IMPORTANT: Always use a new drain hose. Check local codes to determine if an air gap is required. Drill hole Slowly route water supply line through hole in cabinet. (If using copper tubing, it will bend 1-1/2”...
Option B, No waste disposer – no air gap Connect drain hose Connect drain hose to waste tee or waste disposer No waste disposer – no air gap using one of the following options: Large silver • Option A, Waste disposer – no air gap drain hose clamp •...
Option C, Waste disposer – with air gap Option D, No waste disposer – with air gap No waste disposer – with air gap Waste disposer – with air gap Air gap Air gap Screw-type clamps Screw-type clamps Large silver drain Screw-type clamps Screw-type clamps hose clamp...
Prepare Dishwasher Remove panels WARNING Tip Over Hazard Do not use dishwasher until completely Using a 1/4” hex head socket, nut driver or installed. Phillips screwdriver, remove two screws attach- ing access panel and lower panel to dishwasher. Do not push down on open door. Do not remove tech sheet from access panel.
Connect 90° elbow fitting to What type of electrical water inlet valve connection will you use? Power Supply Cord: Follow Option A instructions Direct Wire: Follow Option B instructions Make Power Supply Cord Connection Option A, Power Supply Cord: Connect 90° elbow fitting to water inlet valve. Using a wrench, tighten elbow until snug, and be sure that it faces to the rear.
Washer If needed, see website for animated representa- Ground connector tion of this step. Visit www.whirlpool.com under FAQ tab. Remove the green grounding screw and place through the ring terminal of the green ground wire. Reattach and tighten the green screw.
Power Cord—Reinstall Dishwasher Height Adjustment Chart terminal box cover Cabinet Wheel Number of turns opening height position on front leg 33-7/8” (86.0 cm) Removed All the way up 34” (86.4 cm) 34-1/4” (87 cm) 34-1/2” (87.6 cm) NOTE: If the minimum cabinet opening height is less than 34”(86.4 cm), the rear wheels can be removed for additional clearance.
Built-up Floors—Add Move dishwasher close to shims as needed cabinet opening Drain hose Direct Wire only 2 ” Water line Cable Built-up floors (Kitchen floor height is higher IMPORTANT: Double check correct placement than cabinet opening.) Example: Kitchen floor of utilities. Grasp the sides of the dishwasher tile does not extend into cabinet opening.
Door falls open— Open and close door Increase spring tension With another person holding the dishwasher to preventit from tipping, open and close the door If the door falls open, increase the spring ten- a few times. If the door closes or falls open un- sion by moving the spring end toward the back der its own weight, the door tension will need of the dishwasher.
Helpful Tip: Push up on front of dishwasher to Align front of dishwasher raise dishwasher off the ground to adjust front with front of cabinet doors legs. With some installations, it may be easier to adjust the front legusing the 3/16” hex head socket or adjustable wrench.
If needed, see website for animated represen- elbow threads. tation of this step. Visit www.whirlpool.com/ watersupply under FAQ tab. Flexible braided connection: Secure nut to elbow using 5/8” open ended wrench or adjustable wrench.
Hose clamp final position Drain hose Green clamp Black drain hose connector Drain hose stop Stop Stop If needed, see website for animated representation of this step. Visit www.whirlpool.com/drain under FAQ tab. 2-21...
If needed, see website for animated representa- Ground connector tion of this step. Form bare ground wire into a U-shaped hook. Visit www.whirlpool.com/electrical under FAQ tab. Wrap ground wire hook clockwise around ground connector screw and under the washer. Securely tighten ground connector Direct Wire—Secure cable in conduit connector Tighten conduit connector screws to secure cable.
Remove lower dish rack Direct Wire—Reinstall and place towel terminal box cover Place wires inside terminal box. Insert tabs on left side of cover. Make sure wires are tucked inside Open dishwasher door, remove lower dish rack, and box. Close cover ensuring wires are not pinched. place towel over pump assembly and lower spray Use 1/4”...
Check that top of door does not contact screws, If needed, see website for animated representation brackets, or countertop. If it does, adjust leveling of this step. Visit www.whirlpool.com/anchoring legs. under FAQ tab. Check inner spacing Complete Installation...
WARNING Reinstall access panels Electrical Shock Hazard Plug into a grounded 3 prong outlet. Do not remove ground prong. Do not use an adapter. Hold the two panels together and place them against Do not use an extension cord. dishwasher leg. Using a philips or 1/4” screwdriver, Failure to follow these instructions can reinstall the screws through the holes in the access result in death, fire, or electrical shock.
Check Operation Additional Tips • Read the Dishwasher User Instructions Expect longer wash times. Your new dishwasher will average 2-3 hours per load, but use nearly that came with your dishwasher. 40% less energy than older models. Designed • Check that all parts have been installed and with a low wattage, low energy consumption mo- no steps were skipped.
THEORY OF OPERATION DIvERTER vAlvE GENERAl 2008 Undercounter Diswasher During wash, water travels from the wash motor up through the diverter valve which only allows Your dishwasher has the latest technology the water to flow through one of three wash in dishwasher filtration.
CYClE OPERATION NOTE: Cycles shown depict typical low soil version. Cycles will vary based on sensor inputs and options selected. POTS & PANS DRAIN DRAIN 0 MIN FILL WASH SEQUENCE 0:40 MAX 1:13 4:00 1:43 MAX THERMAL DRAIN FILL DETERGENT WASH WASH HOLD...
SMART WASH / ADAPTIVE WASH DRAIN DRAIN 0 MIN FILL WASH SEQUENCE 0:40 MAX 1:13 4:00 1:43 MAX THERMAL DRAIN FILL DETERGENT WASH WASH HOLD SEQUENCE 1:09 DISPENSE 3:45 25:00 35:00 1:12 MAX DRAIN FILL WASH SEQUENCE 0:18 4:42 0:35 MAX DRAIN FILL WASH...
ONE HOUR WASH DRAIN DRAIN 0 MIN FILL WASH SEQUENCE 0:40 MAX 1:13 3:00 1:43 MAX DRAIN FILL WASH SEQUENCE 1:04 3:00 1:08 DRAIN FILL DETERGENT WASH SEQUENCE 1:11 DISPENSE 14:45 1:12 MAX DRAIN FILL WASH SEQUENCE 1:06 3:00 1:12 MAX HEATED DRAIN FILL...
COMPONENT ACCESS This section instructs you on how to service each component inside the Dishwasher. The components and their locations are shown below. COMPONENT LOCATIONS IN-TUB COMPONENTS Upper Spray Arm Feed Tube Water Inlet Removable Filters Spray Arm Heating Element Float TUB BOTTOM COMPONENTS Wash Motor...
REMOVING THE SPRAY ARM 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. Unplug dishwasher or disconnect power. Open the dishwasher door. Remove lower rack out of the dishwasher. Spray Arm Spray Arm Retainer Rotate spray arm retainer counterclock-...
REMOVING THE WASH FILTERS WARNING 4. Push down to rotate the lower wash filter counterclockwise to unlock it and lift wash filter out of dishwasher. 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. Unplug dishwasher or disconnect power.
REMOVING THE WATER FEED TUBE / TURBOZONE™ WARNING Remove water feed tube: a) Remove screw located at the center back of the tub. Electrical Shock Hazard screw Disconnect power before servicing. Replace all parts and panels before operating. Failure to do so can result in death or electrical shock.
REMOVING thE WAtER FEED tUBE (continued from 4-4) Swing the release lever CCW to remove the feed tube from the pump assembly. Release Lever Lower Filter 2. Lift and remove the upper filter from the dishwasher. WARNING Electrical Shock Hazard Disconnect power before servicing. Upper Filter Replace all parts and panels before Upper filter removed to expose filter operating.
Removing the Cover Sieve and Diverter Disc (continued from page 4-5) WARNING Diverter Disc 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. Remove Outlet Cover. Remove one screw that secures the cover sleeve to the sump.
REMOVING THE ACCESS REMOVING THE OPTICAL PANEL AND TOE PANEL WATER INDICATOR Unplug dishwasher or disconnect power. WARNING Remove the access panel and toe panel. Disconnect the wire connector to the optical water indicator, or OWI, by lifting the locking tab and removing the wire connector.
REMOVING THE DRAIN HOSE 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. Unplug dishwasher or disconnect power. Remove the access panel and toe panel Use a pair of channel lock pliers to squeeze the clamp that secures the drain hose to the drain outlet.
REMOVING THE DRAIN PUMP Press the locking tab located behind the WARNING drain pump. Electrical Shock Hazard Disconnect power before servicing. Replace all parts and panels before Locking Tab operating. Failure to do so can result in death or electrical shock. Unplug dishwasher or disconnect power.
REMOVING THE SUMP Open the dishwasher door. WARNING Remove both dishracks. 8. Remove the upper and lower filters. (see page 4-3 for procedure) Remove the lower Spray Arm assembly. (see page 4-2 for procedure) 10. Remove the Turbo wash manifold. (see page 4-6 for procedure) Electrical Shock Hazard 11.
15. Pull the harness wires on the left side of 20. Disconnect the wire connector to the the sump off of the wire retainer. diverter motor by lifting the locking tab and removing the wire connector. Harness Diverter Motor Wires Connector Wire Retainer...
REMOVING THE DIVERTER VALVE MOTOR 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. Unplug dishwasher or disconnect power. Remove the sump. (see page 4-12 for procedure) Remove the two screws that secure the diverter valve motor to the sump and re-...
REMOVING THE OUTER DOOR PANEL Lean the front panel away from the WARNING dishwasher. 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. Unplug dishwasher or disconnect power. Open the dishwasher door.
REMOVING THE CONTROL PANEL Gently pull outward to disengage the WARNING control panel. The control panel will be connected with wires that may need to be disconnected to set the control panel down. Electrical Shock Hazard Disconnect power before servicing. Replace all parts and panels before operating.
COMPONENT TESTING TESTING DISHWASHER COMPONENTS FROM THE CONTROL Before testing any of the components, • Check all connections before replacing com- perform the following checks: ponents, looking for broken or loose wires, • The most common cause for mis-dianosed failed terminals, or wires not pressed into control failure is poor connections.
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. VENT CIRCuIT DETERGENT AND RINSE AID CIRCuIT Place one probe on the P10 Pin 1 position Place one probe on the P10 Pin 1 position and the other on P10 Pin 3 position.
DIAGNOSTICS & TROUBLESHOOTING TROUBLESHOTING GUIDE WARNING Electrical Shock Hazard Electrically ground dishwasher. Connect ground wire to green ground connector in terminal box. Do not use an extension cord. Failure to follow these instructions can result in death, fire, or electrical shock. TROUBLESHOOTING GUIDE NOTES: ■...
NOTES: For resistance checks, refer to “Dishwasher Strip Circuits” section. For checking operation with diagnostics, refer to “Service Diagnostics Cycle” section. For information on normal cycle and options, see “Cycle Operation” section. RELATED CUSTOMER ERROR DESCRIPTION CODE(S) Control programmed with self Read error code from the dishwasher and refer to Clean LED Flashes diagnostics.
RELATED CUSTOMER POTENTIAL CAUSES CHECK ERROR DESCRIPTION CODE(S Open key or LED circuit(s) on the See “Checking Keypad Operation.” Some Keys Work keypad, or open circuits on the but One or More control to the key(s) and LEDs. Keys Won’t Respond Unusual LED or Open ID diodes and/or LED...
FOR SERVICE TECHNICIA N’S USE ON RELATED CUSTOMER ERROR DESCRIPTION CODE(S) Item in lower rack blocked lid or Instruct customer on proper dish loading. Detergent Not blocked spray of water to Dispensing or dispenser. Detergent Left in Dispenser Mechanical binding of dispenser 1.
RELATED CUSTOMER POTENTIAL CAUSES CHECK ERROR DESCRIPTION CODE(S Detergent carryover. Check water hardness. If below 10 grains, then instruct customer to use less detergent and Film on Glasses recommend the High Temp option. and/or Dishes Drain loop check valve not 1.
SERVICE ERROR CODES TABLE Example 1-8 means "Inlet Water" function, "Low Water / Air in Pump" problem. FUNCTION PROBLEM CODE CODE Control detected K2 relay stuck 1. Unplug dishwasher or disconnect power. closed. 2. Check all loads for shorts. Pilot Stuck CONTROL 3.
PROBLEM FUNCTION WHAT TO CHECK CAUSES CODE CODE DOOR Control programmed to not start 1. Open and close door and then press Start/Resume SWITCH(ES) if it suspects the door switch is key. Instruct customer. (continued) stuck closed. Control looks for 2.
FUNCTION PROBLEM CODE CODE Control programmed to stop Running Diagnostics clears the control and allows a running and not allow further cycle to run again. The water heating problem must cycles if it detects a water be fixed or the control will stop running again. See heating problem (no temperature potential causes below.
PROBLEM FUNCTION WHAT TO CHECK CAUSES CODE CODE Inlet screen or fill valve plugged. 1. Turn off water supply to dishwasher . 2. Disconnect water line to fill valve and inspect inlet for obstruction. Dishwasher creating too many 1. Allow unit to fill and wash for 1 minute. Open door suds during washing.
SERVICE DIAGNOSTICS WITH ERROR CODES TABLE ENTRy SEqUENCE ⇒ ⇒ ⇒ ⇒ ⇒ HEATED DRY NORMAL HEATED DRY NORMAL HEATED DRY NORMAL INTERVAL 27 DISPLAY TEST - ALL LEDS ON ERROR 1 - MOST RECENT Clean LED will ash Clean LED will ash Pause Pause Repea t 3 times...
StRIP cIRcUItS The following individual circuits are for use in diagnoses. Do not continue with the diagnosis of the appliance if a fuse is blown, a circuit breaker is tripped, or if there is less than a 120 volt power supply at the wall outlet. Unplug dishwasher or disconnect power.
PRODUCT SPECIFICATIONS WARRANTY INFORMATION SOURCES IN THE UNITED STATES: FOR PRODUCT SPECIFICATIONS AND WARRANTY 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...