W1900 Series Clothes Washers Technical Information Construction and Design Appliance Overview Supply Cable Control Panel High Pressure Intake Hoses Drum Door Flexible Drain Hose, With Detachable Access Panel for Lint Filter and Swivel Elbow Drain Pump Detergent Dispenser Drawer Four Height Adjustable Legs Figure 1-1: Appliance Overview (Typical W1900 Series Washer)
5 Kilogram Models (W1903, W1918, W1930 & W1930i) Detergent dispenser drawer Compartment - for the pre-wash Compartment - for the main wash. Compartment - (with lid) for fabric softener or starch. Figure 1-6: 5 Kilogram Dispenser (W1903, W1918, W1930 & W1930i)
W1900 Series Clothes Washers Technical Information 6 Kilogram Models (W1926, 1966, & 1986) Detergent dispenser drawer Compartment - for the pre-wash Compartment - for the main wash. Compartment - (with lid) for fabric softener or starch. Figure 1-7: 6 Kilogram Dispenser (W1966 & 1986) Note: The largest compartment is always the Main Wash.
W1900 Series Clothes Washers Technical Information Layout of Electrical Components W1966 & W1986 1 Hot Water Valve 7 Heater NTC 2 Cold Water (Triple) Valve 8 Heater Relays 3 Main Motor & Interference Capacitor 9 Control Electronic 4 Main Motor 10 Input Board 5 Drain Pump 11 Power Electronic...
The machine must be perfectly level to ensure safe and proper operation. To perform a stacked installation an approved Miele Stacking Kit that matches the exact model numbers must be used. The washer must be the lower appliance and installed first.
Cold Water Valve and the Hot Water Intake Hose (red mark) to the Hot Water Valve. The W1903 is equipped with a single Inlet Hose; that must be connected to a cold water supply. The water pressure must be within 15-145 psi (1-10 bar). If the water pressure is greater than 145 psi (10 bar), a Pressure Reducer must be installed.
W1900 Series Clothes Washers Technical Information Installation Procedure 1. Lift the machine from the shipping pallet and move it to the installation site. Do not lift the machine by the Drum Door. Note: Ensure that the machine feet and the floor are dry to prevent slippage during the spin cycle.
W1900 Series Clothes Washers Technical Information Note: Movement of the machine without the Shipping Struts in place should be kept to a minimum. NEVER operate the appliance with the Shipping Struts installed. The Shipping Struts should be stored in a safe place and must be reinstalled if the machine is going to be moved.
W1900 Series Clothes Washers Technical Information Caution! All four locking rings must be tight against the bottom of the machine. Operating an unleveled appliance can cause damage to both the appliance and its surroundings. After the Clothes Washer has been leveled, install the Stacking Kit (if being used) - refer to the Installation Manual for further information.
W1900 Series Clothes Washers Technical Information Commission and Operation General Operation 1. Prepare the wash load 2. Press the “Door” Button to open the door 3. Load the machine 4. Close the Machine Door 5. Add detergent 6. Turn the Program Selector to Finish / Start 7.
W1900 Series Clothes Washers Technical Information Soak For heavy soiling and stubborn stains (e.g. blood, grease, cocoa), that require soaking before the main wash. W1966 Use the Soak button to toggle between the two settings: Soak LED on = add a 120 minute soak to the program Soak LED off = no soak (default) W1986 Each Press of the Soak Button adds 30 minutes (up to 6 hours...
W1900 Series Clothes Washers Technical Information Description of Function Casing Assembly The clothes washer casing consist of a one piece assembly comprised of the rear wall, side walls and base of the appliance. The front of the appliance is fitted with a removable Stabilizer Brace and a Service Access Panel.
Technical Information Miele Eco Wash System All Miele Electronic Clothes Washers use the Miele Eco Wash System to avoid wasting detergent by sealing the Drain Outlet with a Ball Valve (Refer to Figure 4-1 – Item 1). This ensures that all the detergent is retained in the suds container where it can be quickly dissolved.
W1900 Series Clothes Washers Technical Information Drum Suspension A characteristic feature of Miele Washers is the Suds Container Suspension Assembly; as illustrated in Figure 4-2. The mechanical forces that develop during appliance operation is transferred (via the bearing and the bearing cross) to the shocks and springs for dampening.
W1900 Series Clothes Washers Technical Information Heating Circuit Information There are two Heating Elements mounted between the drum and the suds container. The Heating Elements are responsible for heating water to the selected temperature. The Heater Elements are controlled via two (2) Relays, energized by the Electronic.
W1900 Series Clothes Washers Technical Information Water Level Switch The Water Level Switch monitors the water level inside the drum. The switch operates by closing specific electrical contacts depending on the amount of pressure against its internal diaphragm. As the water level inside the drum increases, the pressure against the switch also increases.
4.10 Inlet Valves All washers (except the W1903) are equipped with a single Electro- Mechanical Water Valve; to control hot water entering the appliance. The cold water supply to the washer is controlled via a Triple Valve Assembly.
W1900 Series Clothes Washers Technical Information 4.12 Non-Return Valve & Drain Venting Refer to Figure 4-5 – Non-Return Valve. During the drain segment of a program the Ball-Seat Valve, (item 1) closes preventing dirty water from re-entering the Suds Container. Should the drain connection on site be lower than the water level (within the appliance) the valve opens to prevent any siphoning of water from the appliance.
W1900 Series Clothes Washers Technical Information 4.13 Main Motor The Main Motor operates on DC (Direct Current) and operates at various speeds. The front section of the motor is removable for access to the Tachogenerator and Motor Brushes. The front section is removable with the motor installed, allowing it to remaining connected to the drives.
W1900 Series Clothes Washers Technical Information 4.16 Imbalance Monitoring Range 1 0-0.7 kg No reduction in spin speed. If imbalance exists after 3 attempts to redistribute the load then the spin speed is Range 2 0.7-1.1 kg limited to 2 highest value (exact rpm varies by model number) If imbalance exists after 3 attempts to...
W1900 Series Clothes Washers Technical Information 4.18 Program Control The Program Control consist of the Electronic Control Unit (Upper Electronic) and the Power Supply Electronic Unit (Lower Electronic).s Functions of the Electronic Control Unit include: Precise program and component control Monitoring circuits (i.e.
W1900 Series Clothes Washers Technical Information Service and Maintenance Warning! Prior to performing Service and/or Maintenance procedures... The appliance must be disconnected from the main power; by unplugging the appliance and/or shutting off the circuit breaker. Dispenser Drawer – Removal 1.
W1900 Series Clothes Washers Technical Information Appliance Lid – Removal 1. Refer to Figure 5-2 – Service Access. 2. Remove screws “A” from the edge of the lid. 3. Pull the Lid forward. Lift up the front of the Lid and slide it to the rear of the appliance.
W1900 Series Clothes Washers Technical Information Door Seal – Replacement Refer to Figure 5-3 – Replacing the Door Seal. 1. Open the Front Service Panel – Refer to Section 5.3. 2. Unclip the front edge of the Door Seal from the Font Plate (Item 1) and fold back.
W1900 Series Clothes Washers Technical Information Air Trap – Replacement Refer to Figure 5-4 – Air Trap and Level Switch Components. 1. Open the Front Service Panel – Refer to Section 5.3. 2. Manually drain all remaining water – Refer to Section 5.8. 3.
W1900 Series Clothes Washers Technical Information Heater Element(s) – Replacement 1. Open the Front Service Panel – Refer to Section 5.3. 2. Ensure the unit is unplugged. 3. Note wiring connections to the heaters. Unplug the electrical connections to the heater(s). 4.
W1900 Series Clothes Washers Technical Information Manual Draining and Filter Removal Service Tip: Even if the appliance does not appear to have water inside the drum area, typically 2 quarts of water can still be drained from the appliance via the Manual Drain. Always have a suitable container ready for the water.
W1900 Series Clothes Washers Technical Information Drain Pump – Replacement 1. Open the Front Service Panel – Refer to Section 5.3. 2. Manually drain all remaining water – Refer to Section 5.8. 3. Remove the filter – Refer to Section 5.8. 4.
W1900 Series Clothes Washers Technical Information 5.10 Main Motor – Carbon Brush Replacement 1. Open the Service Panel – Refer to Section 5.3. 2. Unscrew the Plastic Motor Cover. 3. Remove 4 screws from the Brush/Tachogenerator Module (A). 4. Pull module (Item 1) away from motor to remove. Should the Tachogenerator or Overheat Protection Device require replacement, the entire module is replaced as a single component.
W1900 Series Clothes Washers Technical Information 5.11 Control Electronic – Removal Service Tip: Make note / mark the position of the ribbon cables, as they can easily be installed in reverse (causing the appliance to malfunction). 1. Open the Service Panel – Refer to Section 5.3. 2.
W1900 Series Clothes Washers Technical Information 5.12 Power Supply Electronic - Removal 1. Open the front Service Panel – Refer to Section 5.3. 2. Refer to Figure 5-9. Use a screwdriver and release the Retainer Clip (Item 1). 3. Move the Electronic forward to release the retaining lug. Figure 5-9: Removing the Power electronic...
W1900 Series Clothes Washers Technical Information 5.13 Determining Which Electronic Requires Replacement (Electronic Test Procedure) Correct zero crossover point (NND) recognition is required by the microprocessor to provide a reference point for activating relays and thyristors. The zero crossover point of the sine wave is the basis for the time measurement of the microprocessor.
W1900 Series Clothes Washers Technical Information W1918 /-30 /-26 /-66 /-86 Clothes Washers Electronic Check 1. Turn the appliance OFF. 2. Locate and unplug the ribbon cable connector from the Upper Electronic Board. 3. Close the Door. 4. Set the program selector to the START position. 5.
5.14 Water Level Switch - Replacement Note: This procedure can only be performed on W1903, W1918, W1926 and W1930 clothes washers. The W1966 and W1986 washer are equipped with a Level Switch integrated into the Control Electronic. The Level Switch cannot be replaced separately.
W1900 Series Clothes Washers Technical Information 5.15 Heater Relays - Access The Heater Relays are secured to single bracket. The bracket is secured to the frame near the 3 o’clock position of the drum. 1. Open the Front Service Panel – Refer to Section 5.3. 2.
(up to 1200rpm). Check Drain LED’s are on. Hot Water Valve (Y12) open PERM PRESS Main Wash LED is on. W1903: Does not apply – Cold water connection only Table 6-1: Service Mode Functions (W1903, W1918, W1926 & W1930)
W1900 Series Clothes Washers Technical Information Service Mode - W1966 and W1986 Access 1. Switch Off the appliance. Close the Door. 2. Turn the Program Selector Switch to 12 o’clock. 3. Press and hold the Buzzer and Extended Buttons. 4. Switch On the appliance. 5.
W1900 Series Clothes Washers Technical Information Fault Codes Applies Only to Models W1966 & W1986 Retrieval 1. Access the Service Mode – Refer to Section 6.2. 2. Turn the Program Selector Switch to the WOOLENS 85 position. 3. Use table 6-3 to determine the stored fault On the W1966 note the status of the LED Indicators On the W1986 the fault is displayed in the “Time Remaining”...
W1900 Series Clothes Washers Technical Information 6.3.1 Fault Code – Definitions (W1966 & W1986 Only) F1: Water Level Switch Fault Check the hose to the to the Level Switch Clean / Check the Air Trap Check the Control and Power Modules (pressure sensor option) in the Service Mode.
W1900 Series Clothes Washers Technical Information F6: Insufficient Water Intake Check water supply is fully opened. Clean the Water Intake Filters. Check supply water pressure. Check Intake Valves - as necessary. Check / adjust the appliance programming. F7: Insufficient Drainage Check filter for blockages.
W1900 Series Clothes Washers Technical Information Programming Mode Applies Only to Models W1966 & W1986 Access 1. Turn off the machine. Close the Door. 2. Turn the Program Selector Switch to 12 o’clock. 3. Press and hold the Buzzer and Sensitive Buttons. 4.
W1900 Series Clothes Washers Technical Information W1966 & W1986 Programming Chart Enable – Automatic X <none> Rinse Feature P1 Delicates 105 Rinse Level Not Used Rinses Not Used <none> X Rinse Hold P2 Delicates 85 Water Level Not Used Drain Not Used Final Spin 60 seconds / normal...
W1900 Series Clothes Washers Technical Information W1966 & W1986 Programming Chart Without always using X <none> gentle action Dress Shirts Gentle Action Always use gentle action Rinse Suds Cooling Disabled X <none> (OFF) P10 Starch Suds Cooling Suds Cooling Enabled Rinses (ON) Without function...
W1900 Series Clothes Washers Technical Information W1966 & W1986 Programming Chart Not Used Rinses Not Used Rinse Hold P19 Cottons 120 Spin Speed Not Used Drain USA 1200/900/600/400 X Final Spin Not Used Anti-Crease/End USA only (cannot be P20 Cottons 140 Buzzer X <none>...
W1900 Series Clothes Washers Technical Information the intake valve is opened again. This continues until the laundry cannot absorb any more water. The absorbing times and the valve switching times are parameters being used to establish a provisional loading level. The amount of water used for the rinse cycles is in conjunction with the loading level established at the first fill.
W1900 Series Clothes Washers Technical Information COUNTRY SETTING (Jeans) This does not apply to USA model machines. DO NOT CHANGE. GENTLE ACTION (Dress Shirts) With this function activated, gentle action wash rhythms are performed instead of original set wash rhythms. A reduced drum movement and a longer rest period while reversing, gently washes lightly soiled fabrics.
W1900 Series Clothes Washers Technical Information WATER CONTROL (Cottons Cold) The Electronic can be programmed for two different Water Intake Systems. The USA version uses solenoids and should not be changed. Changes to this value may result in a non controllable water flow condition (i.e.
W1900 Series Clothes Washers Technical Information Special Features 6.6.1 Electronic Program Lock The Program Lock prevents the washer from being opened or the program from being changed while the current program is running. Activating the Program Lock Once the wash program has started, hold the START Button until the Door Lock Indicator illuminates.
W1900 Series Clothes Washers Technical Information 6.6.3 Demonstration Mode The Demonstration Mode is commonly used in Show Rooms to simulate an active program; by illuminating the LED’s and changing the remaining program time (W1986 only) in the display. To activate the Demonstration Mode 1.
W1900 Series Clothes Washers Technical Information Fault Indicators The following functions are monitored automatically for correct operation by the control system. Specific LEDs illuminate in accordance with Tables 6-7 to 6-10 to display the fault. The following systems are monitored: Attempted change of program w/ Child Safety Feature active.
W1900 Series Clothes Washers Technical Information Indicator Information The Tachogenerator connections are open or short circuited. The motor is switched off within 1.5 seconds. Another attempt is made to start the motor at the next reversing phase, but it will stop if the conditions still exist.
W1900 Series Clothes Washers Technical Information Indicator Information Water Drainage Failure. The water level is monitored by the Water Level Switch to ensure the Drain System is operating. Drainage is monitored as follows: “Water Drain Check” LED flashes If the preset water level setting is still present after 75 seconds of drainage, the “Water Drain Check”...
W1900 Series Clothes Washers Technical Information Additional Fault Indicators – W1966 & W1986 only “Door Lock” The lock function has been activated. Deactivate LED flashes the lock function to clear. “Check Drain” Water Drainage Failure LED flashes Buzzer sounds and “- - -“ appears in the display.
W1900 Series Clothes Washers Technical Information Porthole Door is locked / unable to access service door The Washer Door will not open if The Drum is moving Faulty Water Level Switch Faulty Door Lock or Switch To open the door 1.
W1900 Series Clothes Washers Technical Information 6.11 W1900 series not functioning correctly, after Control Electronic Replacement The Ribbon Cable Connections were accidentally installed backwards. 1. Install the cable connections correctly. INITIAL: 3/23/2007 E.S.