This document is a service manual for an LG Washing Machine, covering models WFS1939EKD, WT-SD153HVG, T1732AFPS5, T1532AFPS5, TS1804DPH, T1632AFPS5, and T1732AFPS. It provides comprehensive information for servicing, installation, operation, and troubleshooting.
Function Description
The LG Washing Machine is designed to clean various types of laundry using different wash programs and functions. It incorporates features like automatic water level detection, temperature control, and spin speed adjustments to optimize washing performance. The machine includes a Smart Drum™ with Direct Drive Technology, which likely refers to a direct-drive motor system for enhanced durability and quiet operation. It also offers steam functions for improved cleaning and allergen reduction.
Important Technical Specifications
- Power Source, Input, Capacity, Weight, and Dimensions: Refer to the rating label on the back of the washer.
- Inner Tub: Stainless steel.
- Inlet Water Pressure: 0.3kgf/cm² ~ 8.0kgf/cm².
- Spin Speed: 950 rpm.
- Water Level: 10 stages.
- Reservation: Available for 3~18 hours.
- Unbalance Switch: B.P Sensor.
- Lid Interlock Switch: Magnet Sensor.
- Child Lock: Applied.
- Softener Dispenser: Applied.
- Detergent Dispenser: Applied.
- Bleach Inlet: Applied.
- Auto Power Off: Applied.
- Smart Rinse™ with Jet Spray: Applied.
- Heater: Applied.
Usage Features
The washing machine offers a variety of programs and functions to cater to different laundry needs:
- Washing Programs:
- Normal: Automatically selects conditions for normal loads, detecting load size and setting ideal wash power, rinse, and spin times.
- Stain Care: Heats water to 40°C for effective stain removal, suitable for laundry lighter than 5kg.
- Allergy Care: A powerful, high-temperature cycle designed to reduce allergens, suitable for laundry lighter than 4kg. This cycle automatically incorporates steam.
- Smart Rinse: Increases rinsing performance, ideal for underwear and baby clothes, or for users with sensitive skin.
- Eco Wash: Consumes less water and electricity for normal clothes.
- Quick Wash: For lightly soiled clothes, recommended for loads under 3.0kg.
- Delicates (Wool): For delicate fabrics like lingerie and woolens (water washable only).
- Towels: For washing towels separately or with other clothes.
- Duvet: For blankets or bedclothes with a "hand wash" sign. Detergent should be dissolved in warm water to prevent residue.
- Silent: Washes quietly, suitable for late night and dawn use, with lower spin RPM to reduce noise.
- Tub Clean: A program to clean the inner and outer tubs, especially when scrud (waxy build-up) occurs. Requires exclusive detergent or oxide bleaching agent.
- Favorite: Allows users to save custom wash settings (water wave, temperature, water level, laundry time, rinse number, spin intensity) for quick recall.
- School Care: (Specific to some models, not detailed in provided content but listed in specifications).
- Buttons and Controls:
- POWER Button: Turns the machine on/off. Automatically turns off 10 seconds after the wash is finished.
- START/PAUSE Button: Starts or temporarily stops the washing machine. Automatically turns off after 4 minutes in pause status.
- Time Delay (Reservation) Button: Sets a delayed start time (3-18 hours).
- Steam Button: Activates steam function for Normal, Stain Care, and Favorite courses. Automatically selected for Allergy Care.
- Water Wave Button: Controls water wave intensity (medium, strong). Not adjustable for Allergy Care, Delicates, Silent, and Tub Clean.
- Hot and Cold Wash Laundry Button: Selects hot, cold, or hot and cold water. Temperature is automatically set for Stain Care, Allergy Care, Smart Rinse, and Tub Clean.
- Water Level Button: Adjusts water level and displays recommended detergent amount.
- Wash, Rinse, Spin Button: Adjusts laundry time, number of rinses, and spin dry strength.
- Child Lock Function: Locks all keys to prevent accidental changes by children. Activated by pressing Rinse and Spin buttons simultaneously for 3 seconds.
- SmartDiagnosis™ Function Display: Indicates where to place a phone to receive signals for troubleshooting.
- Air Dry: A standalone process to shorten drying time. Selected by pressing for 3 seconds.
- Soak Wash: Allows for soaking laundry, with selectable durations (15, 30, 45 minutes, 1, 2, 3 hours, or off). Not available for Stain Care, Allergy Care, Delicate, Quick Wash, and Tub Clean.
- Intensive Rinse: Enhances detergent removal. Can be selected under Normal, Smart Rinse, and Favorite programs.
- Buzzer Button: Toggles the buzzer on/off (for non-pump models).
- Tub Dry Button: Used to dry the empty tub after a wash (for non-pump models).
Maintenance Features
- Care and Maintenance:
- Freezing Prevention: Close water taps, remove supply hoses, drain remaining water, and spin to remove water from the bowl and drain hose. If frozen, immerse supply hose in hot water, pour hot water into the tub, and let stand before operating.
- Wash Inner-tub: Leave lid open to evaporate moisture. Clean with a soft cloth dampened with liquid detergent.
- Inlet Hoses: Recommended replacement every 5 years.
- Exterior: Wipe spills immediately with a damp cloth.
- Long Vacations: Shut off water supply at the tap and drain all water from hoses.
- Cleaning the Inside of your Washer: Periodically clean the tub, especially with fabric softener use or cold water washing. Fill with hot water, add powdered detergent, let operate, soak overnight, then drain and run a normal cycle without laundry. Alternatively, use the Tub Clean program.
- Safety Precautions:
- Always disconnect the power cord before servicing.
- Reconnect all grounding devices.
- Service information is for individuals with adequate electrical, electronic, and mechanical experience.
- Improper installation can cause noise and malfunctioning.
- Ventilating openings in the base area must not be obstructed by carpeting.
- Install on a level and firm surface, with tilt less than 1°.
- Ensure proper distance between drain hose and wall (more than 10 cm) and other parts and wall (more than 2 cm).
- Do not install where exposed to sunlight, wind, or rain.
- Plug into a properly installed standard electrical outlet that is switched and earthed.
- Never place items dampened with flammable fluids in the washer.
- Do not touch the lid during steam cycles as the surface can become very hot.
- Do not attempt to override the lid lock mechanism or reach into the washer during a steam cycle.
- Troubleshooting: The manual includes detailed troubleshooting guides for common washing problems (poor soil removal, stains, lint, holes/tears, detergent residue) and error codes (IE, DE, UE, dE, dL, PE, LE, AE, LE1, PF, E3, FE). It also provides instructions for diagnosing and repairing issues related to power, display, reset during operation, water supply, continuous water filling, motor problems, drain problems, and spinning with an open lid.
- Disassembly Instructions: Provides step-by-step instructions for disassembling the front panel, PCB assembly, back panel, power cord, inlet valve, BP sensor, back cover, drain pump, damper assembly, rotor, stator, and bearing housing assembly.
- Replacement Part List: (Content not provided in the extract, but listed in the table of contents).
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