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Operating and Installation Instructions
Commercial Washing Machine
PWM 912
PWM 916
PWM 920
To prevent accidents and machine damage,
en-US, CA
read these instructions before installation or
use.
M.-Nr. 11 874 830

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Summary of Contents for Miele PWM 912

  • Page 1 Operating and Installation Instructions Commercial Washing Machine PWM 912 PWM 916 PWM 920 To prevent accidents and machine damage, en-US, CA read these instructions before installation or use. M.-Nr. 11 874 830...
  • Page 2: Table Of Contents

    Contents Caring for the environment .................... Disposal of your old machine.................... IMPORTANT SAFETY INSTRUCTIONS ................Appropriate use ......................... Preventing misuse ......................Technical safety......................... Correct use........................11 Chlorine and component damage..................13 Accessories ........................14 Disposing of your old machine..................14 Description of the machine (with detergent compartment) ........
  • Page 3 Contents Cleaning and care ......................38 Build-up of rust........................38 Cleaning the detergent drawer, detergent compartments, and siphons......39 Installation........................41 Installing the washing machine ..................41 Securing the machine......................41 General operating conditions .................... 41 Facilitating maintenance....................42 Installation on a base ......................42 Shipping struts ........................
  • Page 4 Contents Operation/display ......................53 Language........................53 Language menu......................53 Set languages........................ 53 Display brightness......................53 Clock display......................... 54 Date ..........................54 Volume........................... 54 Visibility parameters ...................... 54 Sort Options ........................54 Machine off status......................54 Delay start ........................55 Memory ......................... 55 Temperature unit......................
  • Page 5: Caring For The Environment

    Caring for the environment Disposal of packaging material The cardboard box and packing materials protect the machine during shipping. They have been designed to be biodegradable and recy- clable. Ensure that any plastic wrappings, bags, etc. are disposed of safely and kept out of the reach of children.
  • Page 6: Important Safety Instructions

    This prevents both personal injury and dam- age to the washing machine. Miele expressly and strongly advises that you read and follow the instructions in the chapter on installing the washing machine as well as the IMPORTANT SAFETY INSTRUCTIONS.
  • Page 7: Appropriate Use

    IMPORTANT SAFETY INSTRUCTIONS Appropriate use  The washing machine is only suitable for washing fabrics with a care label stating that they are suitable for machine washing. Any other applications may be hazardous. The manufacturer cannot be held responsible for damage resulting from incorrect or improper use or operation of the machine.
  • Page 8: Preventing Misuse

    IMPORTANT SAFETY INSTRUCTIONS Preventing misuse  Never use solvent-based cleaning agents, e.g., those containing benzene, in this washing machine. This may result in damage to com- ponent parts and create toxic fumes. Risk of fire and explosion!  When washing with high temperatures please be aware that the porthole glass can get hot.
  • Page 9: Technical Safety

    It is essential that this standard safety re- quirement is met. If in any doubt, please have building's wiring sys- tem inspected by a qualified electrician. Miele cannot be held respon- sible for the consequences of an inadequate grounding system (e.g.
  • Page 10 The test book for all necessary test documentation is available from Miele Technical Service.  Please observe the instructions in “Installation and connection”...
  • Page 11: Correct Use

    If, however, you do wish to descale it, only use proprietary non-corrosive descaling agents and strictly observe the instructions on the packaging. A special descaling agent is available to order from Miele (see “Optional accessories”).  Fabrics that have been pre-treated in solvent-based cleaning agents must be thoroughly rinsed in clean water before being washed in the machine.
  • Page 12 IMPORTANT SAFETY INSTRUCTIONS  Do not store chemicals (liquid detergent etc.) on the machine lid. They can damage lacquered surfaces and cause discoloration. Acci- dental chemical spillages must be thoroughly removed using a wet cloth.  A fan outlet is located on the rear of the washer. This area must not be blocked.
  • Page 13: Chlorine And Component Damage

    IMPORTANT SAFETY INSTRUCTIONS Chlorine and component damage  Frequent use of chlorine products increases the risk of damage to components.  The use of substances containing chlorine, such as sodium hypochlorite and chlorine bleach in powder form, can however result in damage of the protective layer of stainless steel and corrosion on components.
  • Page 14: Accessories

    IMPORTANT SAFETY INSTRUCTIONS Accessories  Accessory parts may only be fitted when expressly approved by Miele. If other parts are used, any claims from the warranty will be void. Disposing of your  Ensure that the door locks are unusable when disposing of or old machine scrapping old washing machines.
  • Page 15: Description Of The Machine (With Detergent Compartment)

    Description of the machine (with detergent compartment) Models with detergent dispenser drawer (WEK) ⑥ ① ② ⑮ ⑦ ⑧ ⑨ ⑧ ⑩ ⑰ ⑪ ⑱ ⑫ ⑭ ③ ④ ⑬ ⑯ ⑤ Display Connections for external dispenser see “Control panel” pumps Emergency shut-off switch Vapor extraction/free outlet Type AB...
  • Page 16: Models Without Detergent Dispenser Drawer (Wek)

    Description of the machine (with detergent compartment) Models without detergent dispenser drawer (WEK) ① ② ⑭ ⑥ ⑦ ⑧ ⑦ ⑨ ⑯ ⑩ ⑰ ⑪ ⑬ ③ ④ ⑫ ⑮ ⑤ Display Vapor extraction/free outlet Type AB see “Control panel” Drainage Emergency shut-off switch Cold-water connection for liquid dis- see “Control panel”...
  • Page 17: Operation

    Operation Control panel Language sensor but- Optical interface ton  For Customer Service. For selecting the current user  button language. For switching the washing ma- The supervisor language is dis- chine on and off. To save en- played again at the end of the ergy, the washing machine will program.
  • Page 18: Sensor Buttons And Touch Display With Sensor Buttons

    Operation Sensor buttons and touch display with sensor buttons The , , and Start/Stop sensor buttons and the sensor buttons in the display react to finger-tip contact. Every tap of a sensor button is confirmed with an audible keypad tone. You can adjust the volume of the keypad tone or switch it off (see “Supervisor level”).
  • Page 19 Operation Touch a program name to select the wash program. The display will change to the standard menu for that program. Options menu (multiple selection)  Extras 11:02   Pre-wash Rinse plus   Soak Intensive Touch one or several Options to select it/them. Currently selected Options are highlighted orange.
  • Page 20: Operating A Laundromat Machine

    Operation Once a valid number has been entered, the OK sensor button will be highlighted in green. Pull-down menu The pull-down menu can be used to display information, e.g., about a wash program.  Status   11:02  0:27 Time left Main wash Denim...
  • Page 21 Operation Laundromat Logo  11:02     Whites Whites Normal Help  Up to 12 pre-set programs are available. The first 3 programs can be selected directly. The remaining programs are selected from a list . These programs cannot be changed by the user.
  • Page 22: Preparing For Use

    Preparing for use Emptying pockets Empty all pockets.   Damage due to foreign objects. Nails, coins, paper clips, and so on can cause damage to garments and components in the machine. Check the laundry before washing and remove any such foreign objects.
  • Page 23: Loading The Washing Machine

    Preparing for use Loading the washing machine Switch on the washing machine with the  button.  Pull the door handle to open the drum door.  Unfold the laundry and load loosely in the drum. Mixing both large  and small items gives better wash results and also helps distribute the load evenly during spinning.
  • Page 24: Selecting A Program

    Selecting a program Switching on the washing machine Press the  button.  Selecting a program  11:02    Programs Favorites Supervisor Help There are different ways to select a program. You can select a program from the Programs  menu.
  • Page 25: Selecting Program Settings

    Selecting program settings Selecting a load To enable load-specific dispensing, you can specify the load for some programs. Weight Touch the  sensor button.  Enter a valid value for the load quantity.  Overview The display will change to the  menu.
  • Page 26: Washing With Detergent Compartment

    Washing with detergent compartment Adding detergent using the detergent dispenser drawer For standard wash programs, add powder detergent for the main  wash to the  compartment and if desired, add detergent for a pre-wash to the  compartment. Add fabric softener to the front of the  compartment.
  • Page 27: Bleaching Agent

    Washing with detergent compartment Bleaching agent Only use bleach on fabrics with the Δ symbol on the care label. Liquid bleaching agents must only be dispensed through the desig- nated dispenser drawer compartment. Only then it is ensured that the agent is added in to the second rinse cycle automatically. Liquid bleaching agents should only be used on colored textiles which have a wash care label stating that they are suitable for bleaching.
  • Page 28: Detergent Dispensing

    Washing with detergent compartment Detergent dispensing Detergent dis- Avoid dispensing more than the required amount as this can cause pensing excessive foaming. - Only use low foaming detergents. - Dispense according to the detergent manufacturer's recommenda- tions. The amount to dispense will depend on: - the amount of laundry - the water hardness level in your area - the type and level of soiling of the laundry...
  • Page 29: Starting A Program - End Of A Program

    Starting a program – end of a program Starting a program The program can be started as soon as the Start/Stop sensor control is flashing on and off. Touch the Start/Stop sensor control.  The door will lock ( symbol) and the program will start. If a delay-start period has been selected, this will appear in the dis- play.
  • Page 30: Timer

    Timer Before the program starts, the timer can be used to select a program start time or program end time. Setting the timer  Timer Touch the  sensor button.  Finish at Start in Start at Select the  , or   option.
  • Page 31: Frequently Asked Questions

    Frequently asked questions Power failure during the wash cycle Switch off the machine.  Switch the machine off with the on-site power switch.  Close the on-site shut-off valves for water or steam.  To remove the laundry, first open the drain valve manually and then manually unlock the door.
  • Page 32: Customer Service

    Frequently asked questions Turn the release element with a T 40 Torx wrench two whole revolu-  tions counter-clockwise (left). Tip: Pushing on the door at the same time makes it easier to turn the emergency-release element. The release element is opposite the door hinge at the same height as the door handle (see diagram).
  • Page 33 Please also tell Customer Service the fault message that appears on the machine display. Use only original Miele parts. Customer Service will also require the model, serial number (SN), and material number (mat. no.) when or- dering.
  • Page 34: Frequently Asked Questions

    Problem solving guide With the help of the following guide, minor faults in the performance of the machine, some of which may result from incorrect operation, can be resolved without contacting Miele Technical Service. This will save time and money.
  • Page 35: Unsatisfactory Wash Results

    Frequently asked questions Unsatisfactory wash results Problem Possible cause and solution Liquid detergent is not Liquid detergents do not usually contain bleaching agents. achieving the required re- They do not remove fruit, coffee, and tea stains. sults. Use powder detergent containing a bleaching agent. ...
  • Page 36: General Problems With The Washing Machine

    Frequently asked questions General problems with the washing machine Problem Possible cause and solution The machine vibrates dur- The machine feet are not level. ing the spin cycle. Level the machine and adjust the feet.  Large amounts of deter- The water flow pressure is too low.
  • Page 37: Possible Reasons For Increased Levels Of Foaming

    Frequently asked questions Possible reasons for increased levels of foaming Problem Possible cause and solution Excessive foaming during You are using an unsuitable detergent. the wash cycle. Only use detergent suitable for use in commercial wash-  ing machines. Domestic laundry detergent is not suit- able.
  • Page 38: Cleaning And Care

    Cleaning and care Carry out cleaning and maintenance of the washing machine after  use if possible. Do not use a pressure washer or water jet to clean the washing machine. Clean the machine casing, control panel, and plastic parts with a ...
  • Page 39: Cleaning The Detergent Drawer, Detergent Compartments, And Siphons

    Cleaning and care Cleaning the detergent drawer, detergent compart- ments, and siphons Clean the detergent drawer and the detergent compartments thor-  oughly with hot water as required to remove detergent residues and incrustations. If the machine is not going to be used for a long time, leave the flap ...
  • Page 40 Cleaning and care Cleaning the drip Open the flap on the detergent drawer to an angle of 45° and lift out  channel and the flap of the detergent drawer on the right side. siphon If the drip channel and associated drain connection are blocked, clean them.
  • Page 41: Installation

    Installation Installing the washing machine The washing machine must be installed by Miele Customer Service or by an authorized dealer. Please observe the instructions in the installation plan. This washing machine is only intended for items of laundry that have not been proofed with dangerous or inflammable substances.
  • Page 42: Facilitating Maintenance

    Installation Facilitating maintenance To facilitate future maintenance and servicing by Customer Service, the minimum clearances and distance to the wall must be provided to enable access. Observe the recommended distances from the wall for easier ser-  vice access. Minimum safety distance to the wall approx.15 3/4" (400 mm) to allow for maintenance.
  • Page 43: Shipping Struts

    Installation Shipping struts Removing the shipping struts The 2 shipping struts in the front are secured with 3 hexagonal screws each. The shipping strut in the back is secured with 4 hexago- nal screws. The shipping struts must only be removed at the installa- tion site before the washing machine is commissioned.
  • Page 44: Water Connection

    1015 psi (7000 kPa) overpressure and for water temperatures of a minimum of 194 °F / 90 °C. This also applies for associated connection fittings. Miele original re- placement parts fulfil these requirements. Tip: The hot water supply must not exceed a maximum temperature...
  • Page 45: Dispensing-Agent Connection To The Liquid-Dispensing Mixer Compartment

    Installation Dispensing-agent connection to the liquid-dispensing mixer compartment Connections 1 and 2 are provided for viscous agents. These con- nectors are closed and must be drilled open using an 8 mm bit. Connections 1 and 2 can also be used for high-pressure dispens- ing systems with water injection. The dispensing systems must be equipped with a separate drink- ing-water safety feature in accordance with EN 61770 and EN 1717.
  • Page 46: Drainage

    Installation Drainage Drain valve DV on machine side DN 70, on-site socket DN 70. Flow rate temporary 200 l/min. If the slope for drainage is extremely steep, the piping must be vented to prevent a vacuum from forming in the washing machine’s drainage system. Foam and vapor venting kit BWS If excessive suds form, foam may escape from the vapor extraction.
  • Page 47: Extra Options

    Extra options You can add extra options to the wash programs. Not all extra options can be selected with every program. If an extra option is not listed, it is not permitted for use with the wash program in question. Selecting Options Touch the Extras...
  • Page 48: Fill Stop

    Extra options Fill stop  Water is drained out of the machine before the last rinse and the pro- gram stops. Laundry after-treatment agents, such as starch, can be added via the detergent dispenser drawer. The program is continued with the Start/Stop sensor button.
  • Page 49: Special Features In The Program Sequence

    Special features in the program sequence Spinning Final spin speed When a program is selected, the maximum spin speed for this wash program is shown in the display. You can reduce the final spin speed. However, you cannot select a final spin speed higher than that shown in the chart.
  • Page 50: Changing The Program Sequence

    Changing the program sequence Changing a program Altering the wash Before selecting a new program, cancel the current program and se- program lect a new one. Canceling a program You can cancel a wash program at any time after it has started. Touch the Start/Stop sensor button.
  • Page 51: Adding Or Removing Laundry

    Changing the program sequence Adding or removing laundry You can add or remove items during the first few minutes after the program has started.  Status  11:02  0:37 Time left Main wash Denim Add laundry Add laundry Touch the  sensor button.
  • Page 52: Supervisor Level

    You can alter the Supervisor level access code to protect the wash- ing machine from unauthorized access. Please inform Miele Technical Service if you have forgotten your new code. Technical Service will have to reset the code. Make a note of your new code and store it in a safe place.
  • Page 53: Operation/Display

    Supervisor level Operation/display Language The display can be set to appear in one of several different lan- guages. To select the permanent supervisor language you want, go to the Languages submenu. When a program is running, you can change the user language using the  sensor button.
  • Page 54: Clock Display

    Supervisor level Clock display After selecting the clock format, you can set the time of day. Clock format - 24 h clock - 12 h clock - No clock - The time can be set. Date The date can be set after selecting the date format. Date format - DD.MM.YYYY - YYYY.MM.DD...
  • Page 55: Delay Start

    Supervisor level - Switch off after 20 minutes - Switch off after 30 minutes Delay start The delay start (timer) display can be switched on or off. Factory default: On Memory The washing machine will save the settings (temperature, spin speed, and some of the options) which have been selected for a wash program after the program has started.
  • Page 56: Program Selection

    Supervisor level Program selection Controls You can select whether the washing machine is operated as a laun- dromat machine. Shortcuts are the easiest way to operate the ma- chine. Operating staff are unable to change pre-set programs. Tip: Start by configuring all necessary settings and changes to the washing machine before adjusting any of the options below.
  • Page 57: Program Packages

    Supervisor level Program pack- The selection of programs can be expanded by activating single ages programs from the target group program packages. The programs selected from the program packages (marked in or- ange) are displayed under program selection. Sort programs Programs can be moved within the program list and in the Favorites list.
  • Page 58: Process Technology

    Supervisor level Process technology Anti-crease The Anti-crease function helps prevent creasing after the end of the program. At the end of the program, the drum continues to turn for up to 30 minutes. The washing machine door can be opened at any time during the Anti-crease phase.
  • Page 59: Water Intake

    Supervisor level Water intake Pre-wash You can select the water type for the pre-wash. - Cold Only cold water is used for the pre-wash. - Hot Hot water is also added for the pre-wash. Hot water can only be added if the wash temperature is above 86°F (30°C).
  • Page 60: Technical Data

    Technical data PWM 912 machine data Electrical connection Connection voltage See data plate Frequency See data plate Power rating See data plate Rated current See data plate Fuse rating See data plate Heat See data plate Installation dimensions Casing width (without add-on components) 31 5/16"...
  • Page 61: Pwm 916 Machine Data

    Technical data PWM 916 machine data Electrical connection Connection voltage See data plate Frequency See data plate Power rating See data plate Rated current See data plate Fuse rating See data plate Heat See data plate Installation dimensions Casing width (without add-on components) 36 1/4"...
  • Page 62: Pwm 920 Machine Data

    Technical data PWM 920 machine data Electrical connection Connection voltage See data plate Frequency See data plate Power rating See data plate Rated current See data plate Fuse rating See data plate Heat See data plate Installation dimensions Casing width (without add-on components) 36 1/4"...
  • Page 63 Technical data ANY CHANGES OR MODIFICATIONS NOT EXPRESSLY APPROVED BY THE PARTY RE- SPONSIBLE FOR COMPLIANCE COULD VOID THE USER’S AUTHORITY TO OPERATE THE EQUIPMENT. THIS DEVICE COMPLIES WITH PART 15 OF THE FCC RULES AND CONTAINS LICENSE- EXEMPT TRANSMITTER(S)/RECEIVER(S) THAT COMPLY WITH INNOVATION, SCIENCE AND ECONOMIC DEVELOPMENT CANADA’S LICENCE-EXEMPT RSS STANDARD(S).
  • Page 64: Wifi Data Protection

    Copyrights and licenses For the purpose of operating and controlling the communication mod- ule, Miele uses proprietary or third-party software that is not covered by open source licensing terms. This software/these software compo- nents are protected by copyright. The copyrights held by Miele and third parties must be respected.
  • Page 68 Technical Service & Support Phone: 800-991-9380 Miele Professional proservice@mieleusa.com Technical Service Phone: 1-888-325-3957 serviceprofessional@miele.ca Manufacturer: Miele & Cie. KG Carl-Miele-Straße 29, 33332 Gütersloh, Germany Alteration rights reserved / Publication date: 12.22 M.-Nr. 11 874 830 / 02...

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