LG LDF9810ST Product Training Manual
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LG LDF9810ST Product Training Manual

LG LDF9810ST Product Training Manual

Steam dishwasher
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Product Training
STEAM
DISHWASHER
LDF9810ST
Ver. 1.0 080123
LDF9810ST – Steam Dishwasher
1

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Summary of Contents for LG LDF9810ST

  • Page 1 Product Training STEAM DISHWASHER LDF9810ST Ver. 1.0 080123 LDF9810ST – Steam Dishwasher...
  • Page 2 LG supplies this training class for the benefit of all in attendance, we ask your assistance in keeping this a professional meeting and to remain focused only on the technical improvement and education of our service network.
  • Page 3 Contents Safety Notices and Warnings Contact Information Contents Specifications Safety Notices (Gas and Electric) Serial Number Identification Introduction Controls Installation Accessories Drying Rack LDF9810ST – Steam Dishwasher...
  • Page 4 Preliminary IMPORTANT SAFETY NOTICE DISCLAIMER MODIFICATIONS ESD ISSUE REGULATORY INFORMATION Slide Number Page in Training Manual LDF9810ST – Steam Dishwasher...
  • Page 5 Preliminary COMPLIANCE The responsible party for this device’s compliance is: LG Electronics Alabama, Inc. PO Box 240007 Huntsville, AL, 35813 LDF9810ST – Steam Dishwasher...

  • Page 6: Safety Tips

    • Do not stand on the open door. • Do not allow children to play in the dishwasher. • Do see the rest of the safety tips on page 4 in the training manual. LDF9810ST – Steam Dishwasher...

  • Page 7: Warranty

    Warranty LDF9810ST – Steam Dishwasher...

  • Page 8: Specifications

    Specifications ITEM SPECIFICATION Rated Input 120 V , 60Ø Installation Built-in Capacity 14 place settings Dimensions (inches) 23⅞ X 25 X 33⅞ Weight (pounds) Door Color Black, White, Stainless Stainless Steel Control Electronic Programs 6 Cycles LDF9810ST – Steam Dishwasher...
  • Page 9 Features Ultra Large Capacity Removable Cutlery Rack Slim Direct-Drive Motor Hybrid Drying System Vario Spray System Self-Cleaning Filter Dual Intensity™ Wash Cycle Steam Washing and Steam Delicate™ Light Tough Buttons and Blue LCD Auto-Off LDF9810ST – Steam Dishwasher...
  • Page 10 Features 1. Control Panel 2. Door Handle 3. Front Cover 4. Lower Cover 5. Leveling Foot 6. Side Cabinet 7. Base LDF9810ST – Steam Dishwasher...
  • Page 11 12. Lower Spray Arm 13. Dispenser (Detergent / Rinse Aid) 14. Vapor Vent Cover 15. Tub Lamps (IllumiTub™) 16. Cutlery Rack 17. Upper Rack 18. Cutlery Basket 19. Lower Rack 20. Blue LCD Display 21. Power Button LDF9810ST – Steam Dishwasher...

  • Page 12: Installation

    Installation Installation is covered briefly for the servicer who may need to uninstall and reinstall the dishwasher for repairs. For new installations, please refer to the installation guide that was supplied with the dishwasher. LDF9810ST – Steam Dishwasher...
  • Page 13 4” (100 mm) of the floor. If there is a floor in the cabinet under the sink, it will be necessary to cut through it to connect the water, drain, and electrical cable under the sink. LDF9810ST – Steam Dishwasher...
  • Page 14 The wire or water supply can be fed from either side, and both from the same side, depending upon source location. They must be run in the channels under the dishwasher, as shown in the drawing. LDF9810ST – Steam Dishwasher...

  • Page 15: Electrical Installation

    The cordset makes it easier to disconnect the dishwasher from power while working on it and makes removal and replacement easier. As stated earlier, installation requires a properly fused and grounded dedicated circuit. LDF9810ST – Steam Dishwasher...

  • Page 16: Water Supply Preparation

    If the hot water can not maintained below 149° F, the dishwasher must be connected to the cold water supply. Lay out the water supply line as indicated on page 14 of the training manual. Use sealing tape or joint compound to avoid leaks. LDF9810ST – Steam Dishwasher...
  • Page 17 Installation Adjust the legs to the required height for the dishwasher to slide under the countertop and be level. Check the level using a spirit level. LDF9810ST – Steam Dishwasher...
  • Page 18 Installation Attach the leveling feet kit to allow for fine tuning when the dishwasher is pushed into place. LDF9810ST – Steam Dishwasher...
  • Page 19 Make sure the legs are adjusted and the dishwasher is level. Lay out the electrical cable, water supply tube, and drain hose as shown. Slide the dishwasher carefully back into place. Make the appropriate connections, as directed on subsequent slides. LDF9810ST – Steam Dishwasher...

  • Page 20: Drain Connection

    The drain hose must be connected in a manner that meets the local plumbing code. If the end of the drain hose does not fit the available connector, an adapter may be obtained from a local hardware or plumbing supplier. LDF9810ST – Steam Dishwasher T-10...
  • Page 21 Drain Connection The rubber end can be cut off for the correct size attachment. LDF9810ST – Steam Dishwasher T-10...
  • Page 22 If your installation does not include a disposer, you can use a special tail piece with a drain attachment available at most hardware and home supply stores. LDF9810ST – Steam Dishwasher T-10...

  • Page 23: Water Connection

    Turn off the water supply and connect the elbow to the inlet valve. Connect the flexible supply tube to the elbow. Use sealing tape to make all connections. Make sure the supply line is not kinked. LDF9810ST – Steam Dishwasher T-10...

  • Page 24: Electrical Connection

    Electrical Connection Use wire connectors and replace the cover on the junction box. (12/2 w/ ground, 20-amps) LDF9810ST – Steam Dishwasher T-10...

  • Page 25: Final Installation

    3. Run the dishwasher through one QUICK cycle to check the operation and to check for water leaks. 4. Replace the lower cover. When the door is closed, the top edge with the controls should be under the countertop. LDF9810ST – Steam Dishwasher T-11...

  • Page 26: Control Panel

    POWER SCRUB Normal soil level, everyday loads NORMAL Normal soil level, everyday loads STEAM DELICATE Washing delicate items, crystal, stemware QUICK Light soil level, recently used dishes and cutlery RINSE ONLY Rinses only, no washing LDF9810ST – Steam Dishwasher T-12...
  • Page 27 Adds steam to SOAK, POWER SCRUB, and Normal cycles RINSE Pressing cycles through Sanitary, Extra Rinse, or both SPRAY Pressing cycles through Strong, Medium, or Soft spray HALF LOAD Pressing chooses either upper or lower rack instead of both continued LDF9810ST – Steam Dishwasher T-12...
  • Page 28 Control Panel DELAY START Each press delays the start by one hour up to 24 hours CHILD LOCK Press and hold to engage/disengage CANCEL Press and hold STEAM DELICATE and NORMAL continued LDF9810ST – Steam Dishwasher T-12...
  • Page 29 Rinse indicator – blinks if selected Spray indicator – blinks if selected Half load indicator Child Lock – illuminated when engaged Rinse Aid – illuminated when refill is required Time remaining before cycle ends LDF9810ST – Steam Dishwasher T-12...
  • Page 30 Programs LDF9810ST – Steam Dishwasher T-13...

  • Page 31: Dual Intensity Spray Wash

    By selecting SOFT SPRAY for the upper rack and STRONG SPRAY for the lower rack, you can wash delicate items like stemware on top while washing pots and pans on the bottom. LDF9810ST – Steam Dishwasher T-13...
  • Page 32 Press HALF LOAD to confirm the selection for the upper rack. Press SPRAY to set the intensity for the lower rack. Press HALF LOAD to confirm the selection for the lower rack. Select other options. Close the door. The dishwasher will start. LDF9810ST – Steam Dishwasher T-13...

  • Page 33: Adding Detergent

    Detergent must be added to the dispenser before the start of every cycle except RINSE ONLY. The detergent chamber holds 1.4 oz. (40 g) when full. If the dishes are only moderately dirty, it might be possible to use less detergent. LDF9810ST – Steam Dishwasher T-14...
  • Page 34 Adding Detergent Press the latch button to open the detergent chamber. LDF9810ST – Steam Dishwasher T-14...
  • Page 35 Adding Detergent Add detergent in the proper amount. (See chart, later slide.) Close the cover and be sure the latch clicks. LDF9810ST – Steam Dishwasher T-14...
  • Page 36 When you close the dishwasher door, the detergent will fall into the tub. NOTE: Too much detergent can leave a film on the dishes. LDF9810ST – Steam Dishwasher T-14...

  • Page 37: Detergent Chart

    Power Scrub Full (0.35 oz.) ¾ full (1.05 oz.) Normal None ½ full (0.7 oz.) Steam Delicate None ½ full (0.7 oz.) Quick None ¼ full (0.3 oz.) Rinse Only None ½ full (0.7 oz.) LDF9810ST – Steam Dishwasher T-14...

  • Page 38: Adding Rinse Aid

    Adding Rinse Aid Turn the round cap counterclockwise and remove it. LDF9810ST – Steam Dishwasher T-15...
  • Page 39 Adding Rinse Aid Fill the reservoir. It holds 4.8 oz. (145 ml) Replace the cap and lock it. LDF9810ST – Steam Dishwasher T-15...
  • Page 40 Adding Rinse Aid Adjust the rinse-aid setting as necessary. LDF9810ST – Steam Dishwasher T-15...
  • Page 41 How often you refill the dispenser depends upon your washing habits, including the rinse aid setting, the number of loads per month you wash, and other factors. The indicator light will illuminate when the level is low at the start of a load. LDF9810ST – Steam Dishwasher T-15...

  • Page 42: Program Chart

    Program Chart LDF9810ST – Steam Dishwasher T-16...

  • Page 43: Test Mode

    Test Mode LDF9810ST – Steam Dishwasher T-17...

  • Page 44: Error Codes

    • Inlet valve filter clogged • Clean the inlet filter 10 minutes’ fill • Hall sensor defective • Check frequency in test time mode (page 13) • Input impeller is bound • Replace air breaker LDF9810ST – Steam Dishwasher T-18...
  • Page 45 5 sump blocked minutes’ drain • Drain pump, drain blockage time motor, or drain • Measure the resistance of circuit is defective drain motor (20 ~ 40 Ω ) Replace motor or repair LDF9810ST – Steam Dishwasher circuit T-18...
  • Page 46 • Adjust hose to • Drain hose not meet Excessive motor high installation RPM due to enough requirements water leakage • Replace impeller of • Washing pump impeller is washing pump damaged or worn LDF9810ST – Steam Dishwasher T-18...
  • Page 47 Error Codes POSSIBLE CAUSE SOLUTION ERROR CODE • Inlet valve defective • Replace inlet valve • Replace main board • Main board defective FILL ERROR Excess water supplied and drain pump runs automatically LDF9810ST – Steam Dishwasher T-18...
  • Page 48 Water not to defective • If temp. is not displayed, normal level after check wiring connections 10 minutes’ fill time • Thermistor and resistance of the thermistor (11~14 KΩ @ defective 77° F or 25° C). LDF9810ST – Steam Dishwasher T-19...
  • Page 49 LOCK ERROR • Wash motor rotor is • Replace wash motor locked Motor is locked • Check the sump for blockage or hall sensor is • Blade is locked defective. • Replace the main board LDF9810ST – Steam Dishwasher T-19...

  • Page 50: Steam Generator Error Codes

    00 : E3 Water level too low Check water level sensor and inlet valve 00 : E4 Steam generator Check heater and temperature is too low thermistor (under 158° F or 70° C) 00 : E5 Normal LDF9810ST – Steam Dishwasher T-19...

  • Page 51: Troubleshooting

    Troubleshooting No Power LDF9810ST – Steam Dishwasher T-20...
  • Page 52 Troubleshooting Wash Motor / Pump Motor Does Not Run LDF9810ST – Steam Dishwasher T-21...
  • Page 53 Troubleshooting Poor Washing LDF9810ST – Steam Dishwasher T-22...

  • Page 54: Poor Drying

    Troubleshooting Poor Drying LDF9810ST – Steam Dishwasher T-22...
  • Page 55 Troubleshooting Power Does Not Turn Off Automatically At End Of Cycle LDF9810ST – Steam Dishwasher T-23...

  • Page 56: Disassembly And Repair

    Remove all dishes and racks • Disconnect the water supply line to avoid hose damage • Have some towels ready to catch the spillage from water left in the dishwasher and to keep the floor safe. LDF9810ST – Steam Dishwasher T-24...

  • Page 57: Lower Cover And Insulation

    Lower Cover and Insulation Remove the two screws in the lower cover. Remove the insulation. Disconnect the water supply hose and the electric cable if you are removing the dishwasher for service. LDF9810ST – Steam Dishwasher T-24...

  • Page 58: Cabinet And Tub Insulation

    Remove two screws at the front and three screws at the rear. Left Cabinet – Remove two screws at the front and three screws at the rear. Insulation – Remove the insulation blanket carefully by lifting straight up. LDF9810ST – Steam Dishwasher T-24...

  • Page 59: Front Cover

    Front Cover Open the door. Remove 12 screws (stainless steel). LDF9810ST – Steam Dishwasher T-25...

  • Page 60: Control Panel Assembly

    Control Panel Assembly Remove 2 screws (stainless steel). Remove the wire connections. (Do not reverse at reassembly!) Remove the latch assembly. LDF9810ST – Steam Dishwasher T-25...
  • Page 61 Control Panel Assembly Remove the front display. Remove 8 screws to take out the controller (main board). Reassembly is the reverse order of disassembly. Be careful to avoid reversing the connectors. LDF9810ST – Steam Dishwasher T-25...

  • Page 62: Fan Assembly

    Remove the front cover. (See page 25.) Remove 4 screws and a ground screw for the door bracket. Remove the wire connections from the fan. Remove the air duct. Unscrew the inner cover to remove the fan assembly. LDF9810ST – Steam Dishwasher T-26...

  • Page 63: Detergent Dispenser

    Detergent Dispenser Remove the wire connections. Remove the 2 brackets (6 screws). Use a screwdriver to pry the flange up to release the dispenser. LDF9810ST – Steam Dishwasher T-26...

  • Page 64: Door Spring (Right And Left)

    Door Spring (Right and Left) Pull the spring upward and take it off the hinge bracket. Take the spring off the hinge. LDF9810ST – Steam Dishwasher T-26...

  • Page 65: Door Liner

    Door Liner Open the door. Pull the door liner upward off the hinge supporter. LDF9810ST – Steam Dishwasher T-26...

  • Page 66: Lower Frame

    Lower Frame Press the holder hooks as shown. Remove the 4 screws. LDF9810ST – Steam Dishwasher T-27...
  • Page 67 Lower Frame Turn the dishwasher upside-down. LDF9810ST – Steam Dishwasher T-27...

  • Page 68: Drain Hose Holder

    Drain Hose Holder Press the holder hook as shown. Pull the drain hose and remove the drain hose holder. LDF9810ST – Steam Dishwasher T-27...

  • Page 69: Base Cover

    Base Cover Remove 2 screws. Lift the base cover out of the base. LDF9810ST – Steam Dishwasher T-27...

  • Page 70: Line Noise Filter

    Line Noise Filter Disconnect both connectors of the line noise filter. LDF9810ST – Steam Dishwasher T-28...

  • Page 71: Float Switch Assembly

    Float Switch Assembly Remove the connections from the float assembly micro switches. Mark them to ensure you can reconnect them correctly after repairs LDF9810ST – Steam Dishwasher T-28...

  • Page 72: Wiring Diagram

    Wiring Diagram The wiring diagram is attached to the back of the lower cover. LDF9810ST – Steam Dishwasher T-28...

  • Page 73: Cabinet Base

    Cabinet Base Remove 8 screws around the base. Lift the base upward off the dishwasher. LDF9810ST – Steam Dishwasher T-28...

  • Page 74: Float Assembly

    Float Assembly Press the hook to separate the float assembly. Pull the float assembly free. LDF9810ST – Steam Dishwasher T-28...

  • Page 75: Steam Generator

    3 hoses from the steam generator. Remove 2 screws to take out the steam generator. NOTE: Be careful in case the steam generator is still hot or has hot water in it. LDF9810ST – Steam Dishwasher T-29...
  • Page 76 Steam Generator The steam generator is sold as an assembly. The individual parts (heater, thermistor, and sensor) are not repairable or replaceable. LDF9810ST – Steam Dishwasher T-29...

  • Page 77: Inlet Valve

    Inlet Valve Disconnect the water supply line. Remove the electrical ground wire. Remove 2 screws that hold the valve to the base and take out the valve. LDF9810ST – Steam Dishwasher T-29...

  • Page 78: Air Breaker Assembly

    Unscrew the cover on the inside of the dishwasher. Be sure not to lose the gasket (O-ring) that fits between the outside of the tub and the air breaker assembly. LDF9810ST – Steam Dishwasher T-29...

  • Page 79: Sump Assembly

    Sump Assembly Remove the wiring connections, including the ground wires attached by screws. Remove the hose connections. Lift the sump assembly out of the base of the dishwasher. LDF9810ST – Steam Dishwasher T-30...
  • Page 80 Press the hooks gently toward the center of the sump assembly and lower the sump assembly into the tub while supporting it with one hand. LDF9810ST – Steam Dishwasher T-30...

  • Page 81: Heater And Drain Motor

    Heater and Drain Motor Loosen the nut on the heater retainer to the end of the shaft and wiggle the heater out of the sump. Remove 3 screws and detach the drain pump from the sump. LDF9810ST – Steam Dishwasher T-30...

  • Page 82: Vario Motor

    Vario Motor Remove 2 screws that attach the vario motor to the sump. Remove the vario motor and the micro switch. LDF9810ST – Steam Dishwasher T-30...

  • Page 83: Soil (Turbidity) Sensor

    Soil (Turbidity) Sensor Lift the retaining clips and pull the soil sensor (turbidity sensor) from the sump. LDF9810ST – Steam Dishwasher T-31...
  • Page 84 Preliminary When reassembling the sump. be careful to avoid kinking or damaging the small seals and gaskets inside it. (See page 39 in the exploded view.) LDF9810ST – Steam Dishwasher T-31...

  • Page 85: Cutlery Rack Rail

    Cutlery Rack Rail Insert a screwdriver in the gap behind the rail at the back end and pry the end cap off. It is easily broken, so have a replacement available. LDF9810ST – Steam Dishwasher T-32...

  • Page 86: Upper Rack Rail

    Squeeze the tab of the stopper and pull the stopper out. Be careful the upper rack does not fall out of the rail while you do this. Pull the upper rack out of the slides. LDF9810ST – Steam Dishwasher T-32...
  • Page 87 Wiring Diagram LDF9810ST – Steam Dishwasher T-33...

  • Page 88: Exploded View

    Exploded View LDF9810ST – Steam Dishwasher T-34~39...
  • Page 89 Exploded View LDF9810ST – Steam Dishwasher T-34~39...
  • Page 90 Serial Number (Old Style) [Example] 801KW3400251 8 0 1 K W 0 0 2 5 1 Production Number [Internal code] Made in Korea Manufactured January 2008 LDF9810ST – Steam Dishwasher T-40...

  • Page 91: Serial Number (New Style)

    Serial Number (New Style) New Serial Code (ETA Mid 2008) 12345 KR 406 YP 000002 + Options Sequential number Internal code Year and month of production (YMM) Production site (2 Letters) Model ID LDF9810ST – Steam Dishwasher T-40...

  • Page 92: Parts List

    5001DD4001A Accessory Assembly A003 ACV34326901 Damper (Insulation) A005 4810DD4002B Bracket, Top A006 4980ED2015A Supporter, Holder A007 4980ED2014A Supporter, Holder A008 4980ED2018B Supporter, Holder A010 3090ED1001F Cabinet A020 3091DD1001F Cabinet Assembly A040 3551DD2001E Cover Assembly, Lower LDF9810ST – Steam Dishwasher T-41~44...

  • Page 93: Ohm's Law And Watt's Law

    Amperes = E = VOLTS R = OHMS Ohms = Volts / Amperes Volts = Ohms = Volts / Amperes Volts = Watts / Amperes Volts = Amperes x Ohms Ohms = Watts / Amperes LDF9810ST – Steam Dishwasher T-45...

  • Page 94: Ohm's Law

    Ohm’s Law LDF9810ST – Steam Dishwasher...

  • Page 95: Conversion Information

    Conversion Information °F = (9/5) °C + 32 °C = (5/9) x (°F – 32) ml X 30 = ounces LDF9810ST – Steam Dishwasher T-46...

  • Page 96: Service Bulletins

    Service Bulletins LDF9810ST – Steam Dishwasher T-47~47...
  • Page 97 LDF9810ST – Steam Dishwasher...

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