This document provides operating instructions for a Miele washer-dryer, model WTW 870 WPM, with M.-Nr. 11 976 031. It covers installation, operation, maintenance, and troubleshooting.
Function Description
The Miele washer-dryer is designed for domestic use, suitable for washing and tumble drying textiles that have appropriate care labels. It can perform washing separately, drying separately, or a continuous wash and dry sequence. The appliance features an integrated Wi-Fi module for Miele@home connectivity, allowing remote control and monitoring via the Miele App. It also includes the TwinDos system for automatic detergent dispensing and CapDosing for specialist detergents.
Important Technical Specifications
- Dimensions:
- Height: 850 mm
- Width: 596 mm
- Depth: 714 mm (1132 mm with door open)
- Weight: Approx. 102 kg
- Capacity:
- Washing: 9.0 kg dry laundry
- Drying: 5.0 kg dry laundry
- Water Pressure:
- Minimum: 100 kPa (1 bar)
- Maximum: 1,000 kPa (10 bar)
- Hose Lengths:
- Water inlet hose: 1.55 m
- Drain hose: 1.50 m
- Mains Connection Cable Length: 2.00 m
- Drain Pump Head Height Max.: 1.00 m
- Drain Pump Length Max.: 5.00 m
- Electrical Connection: 230V electricity supply, voltage, rated load, and plug rating specified on the data plate.
- Wireless Communication:
- Frequency band: 2.4000 GHz – 2.4835 GHz
- Maximum transmission power: < 100 mW
- Water Protection System: Miele water protection system to prevent water damage, including an inlet hose with a protective sleeve, electronic unit with sump and overflow protection, and a drain hose with a ventilation system.
Usage Features
- Control Panel: Features a touch display and sensors for intuitive operation. The sensor navigates back one level, and the Start/Stop sensor initiates or cancels programmes. The sensor switches the appliance on/off.
- Main Menu: Provides access to Washing, Drying, Washing + Drying programmes, Favourites, MobileStart, Maintenance, and Settings.
- Programme Selection: Programmes can be selected from lists by swiping the touch display.
- Temperature and Spin Speed: Preset values can be adjusted for most programmes.
- TwinDos System: Automatic 2-phase detergent dispensing (UltraPhase 1 and 2) for optimal cleaning of white and coloured fabrics. Dispensing quantities are preset but can be adjusted. TwinDos can be activated/deactivated and the detergent type selected.
- CapDosing: Dispensing of specialist detergents, fabric care products, or additives via single-use capsules placed in the detergent dispenser drawer.
- Extras: Additional programme options such as Quick, Soak, Water plus, Extra rinse, Pre-ironing, SingleWash, Extra gentle, Intensive, AllergoWash, and Extra quiet.
- Stain Selection: Allows selection of various stain types to adapt the wash programme for more effective removal.
- Timer/SmartStart: Enables setting a finish time or a delayed start time for programmes, up to 24 hours. SmartStart (in selected countries) allows automatic programme start during economical energy periods.
- AddLoad Function: Allows adding or removing laundry during a programme, provided conditions like drum temperature and water level are safe.
- Washing/Drying Assistant: Guides users step-by-step to select optimal wash and dry programmes based on laundry items.
- Energy Saving: The appliance dims indicators after 10 minutes of inactivity to save energy. Programmes like ECO 40-60 are designed for energy and water efficiency.
- Drying Levels: Adjustable drying levels for programmes like Cottons, Minimum iron, and Automatic plus.
- Thermospin: A spin cycle in some drying programmes to reduce energy consumption.
Maintenance Features
- Maintenance Programmes:
- Clean "TwinDos": Cleans the TwinDos system hoses, essential if the system has not been used for over 2 months to prevent detergent from becoming viscous or drying out. Requires a "TwinDos Care" cartridge or refill container.
- Clean machine: Reduces bacteria, mould, and unpleasant odours, recommended regularly, especially after frequent low-temperature washes. Can be run with Miele IntenseClean machine cleaner or universal powder detergent.
- Rinse out fluff: Rinses away fluff that accumulates in the drum and suds container during drying, preventing blockages and deposits on subsequent loads.
- Cleaning the Detergent Dispenser Drawer: The entire drawer, including the siphon and channels, should be cleaned regularly to prevent mould and bacteria build-up.
- Cleaning the External Casing and Fascia Panel: Clean with a mild cleaning agent or soap and water.
- Cleaning the Porthole Glass: Clean the inside of the porthole glass and metal cap with a mild cleaning agent or soapy water.
- Cleaning the Water Inlet Filter: The filter at the open end of the water inlet hose should be checked and cleaned approximately every 6 months, or more often with frequent water supply interruptions.
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