Miele PWD 8545 MD User manual

Read the warnings carefully before installing and
using the machine. This prevents both personal
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Operating instructions
Bedpan washer
PWD 8545 MD
PWD 8545 SAD
PWD 8545 AD

CONTENTS
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Page 3
Contents
1.GENERAL RULES ................................................................................................................................. 5
1.1Limitation of liability ...................................................................................................................... 5
1.2Validity, contents and filing........................................................................................................... 5
2.PRODUCT INFORMATION.................................................................................................................... 6
2.1Intended purpose and proper use................................................................................................ 6
Designated purpose ................................................................................................................. 6
Improper use ............................................................................................................................ 6
2.2Safety notes.................................................................................................................................. 7
2.3Recommendations for proper use................................................................................................ 8
2.4Safety labelling ............................................................................................................................. 9
2.5Technical data .............................................................................................................................. 9
2.6Instructions on use ..................................................................................................................... 10
Skill sets.................................................................................................................................. 10
3.INSTALLATION.................................................................................................................................... 11
3.1Water connection ....................................................................................................................... 11
Connection to the water supply ............................................................................................. 11
Connecting the drain hose ..................................................................................................... 12
3.2Electrical connection .................................................................................................................. 13
3.3Steam connection (optional)....................................................................................................... 15
4.COMMISSIONING............................................................................................................................... 16
5.DISPENSING OF PROCESS CHEMICALS ......................................................................................... 17
5.1Refill indicator ............................................................................................................................. 17
5.2Replacing containers .................................................................................................................. 18
5.3Notes .......................................................................................................................................... 19
6.OPERATION ........................................................................................................................................ 20
6.1Fill level monitor.......................................................................................................................... 20
6.2Switching the machine on .......................................................................................................... 20
6.3Opening and closing the door .................................................................................................... 20
Manual door............................................................................................................................ 20
Semi-automatic door.............................................................................................................. 21
Automatic door ....................................................................................................................... 21
6.4Loading the machine .................................................................................................................. 22
7.CONTROL PANELS AND SYMBOLS.................................................................................................. 23
7.1Control panels ............................................................................................................................ 23
LCD indicator.......................................................................................................................... 23
LED indicator .......................................................................................................................... 23
7.2Buttons ....................................................................................................................................... 24
Control panel with LCD display:............................................................................................. 24

CONTENTS
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Control panel with LED indicator............................................................................................ 24
Audible signal ......................................................................................................................... 25
7.3LEDs on control panel ................................................................................................................ 26
Control panel with LCD display:............................................................................................. 26
Control panel with LED indicator:........................................................................................... 27
8.PROGRAMMES................................................................................................................................... 28
8.1Programmes ............................................................................................................................... 28
8.2Starting a programme................................................................................................................. 29
Drying (optional)...................................................................................................................... 29
9.MACHINE STATUS ............................................................................................................................. 30
9.1Preparation ................................................................................................................................. 30
9.2Ready for operation .................................................................................................................... 30
9.3Malfunctioning ............................................................................................................................ 30
9.4Interruption to the power supply during operation..................................................................... 30
10.MENU ............................................................................................................................................. 31
10.1Date and time setting ................................................................................................................. 31
10.2Printing reports ........................................................................................................................... 32
10.3Deleting reports .......................................................................................................................... 33
10.4User programmes....................................................................................................................... 33
10.5Steam source.............................................................................................................................. 35
10.6Selecting language ..................................................................................................................... 36
10.7I/O status .................................................................................................................................... 36
Serial interface (RS232) ........................................................................................................ 36
11.HISTORY ........................................................................................................................................ 37
12.PC INTERFACE .............................................................................................................................. 38
13.WARNING IN DISPLAY .................................................................................................................. 38
14.ERROR MESSAGES....................................................................................................................... 39
15.MAINTENANCE .............................................................................................................................. 41
15.1General recommendations on maintenance .............................................................................. 41
GENERAL GUIDELINES ....................................................................................................... 41
Procedure for routine maintenance work ............................................................................. 41
15.2Routine maintenance work......................................................................................................... 41
16.PROBLEMS - CAUSES – SOLUTIONS .......................................................................................... 44
16.1Introduction................................................................................................................................. 44
16.2Problems (P.) - Causes (C.) – Remedy (R.)................................................................................. 44
17.DISPOSING OF AN OLD MACHINE............................................................................................... 45

GENERAL RULES
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1. GENERAL RULES
1.1 Limitation of liability
The manufacturer shall not be held liable for faults or problems which arise due to tampering
and/or incorrect applications and/or improper use of the machine.
The owner must comply with all instructions contained in these operating instructions, in
particular:
Always observe the designated purpose of the machine.
Required maintenance should always be performed immediately.
Use of the machine should be limited to persons with proper skills and abilities who have
been properly trained and instructed on the use of the machine;
Use only original spare parts.
Regional regulations and instructions issued by local authorities must be observed.
1.2 Validity, contents and filing
Store these operating instructions in a safe place. If the machine is sold or relocated, these
operating instructions must be handed over to the new owner or user in order for them to become
acquainted with the functioning of the machine and all valid safety aspects.
Read the warnings carefully before installing and using the machine.

PRODUCT INFORMATION
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2. PRODUCT INFORMATION
Before use, the user should be familiar with the functions and
proper operation of the machine and must know the precise
function of the machine's operating controls.
2.1 Intended purpose and proper use
Designated purpose
This machine is intended for the cleaning, rinsing and thermal disinfection of reprocessable
containers for human waste, e.g. bedpans, urine bottles, drainage bottles, etc. in medical
establishments such as hospitals and nursing homes.
This machine is intended for indoor use only.
Improper use
Use of the machine is only permitted for the applications expressly approved in the operating
instructions. Any other use, conversions and modification are not permitted and could be
dangerous.
ATTENTION
Inappropriate use can lead to personal injury and damage to property.
Miele cannot be held liable for damage resulting from incorrect or improper
use or operation.
Advisory note: According to EN ISO 17664, it is the responsibility of the manufacturer of a
medical device to provide instructions on reprocessing, including use, cleaning, disinfection,
inspection and storage. If containers for human waste are contaminated with blood, excrement
or bodily fluids during use, such products must be reprocessed before re-use in accordance with
instructions provided by the manufacturer of the medical device, observing international and
local standards. Washer-disinfectors play a role in the reprocessing of containers for human
waste.

PRODUCT INFORMATION
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2.2 Safety notes
A damaged or leaking machine can pose a threat to your safety. Always switch off a damaged
or leaking machine immediately and call Service.
Any modification to electrical systems and pipework necessary to install the machine must be
carried out by qualified, authorised persons only.
This machine should only be operated by suitably trained persons.
Non-instructed and untrained persons should be forbidden from using the machine.
This bedpan washer was designed for the sole purpose of washing and thermally disinfecting
human waste containers, e.g., bedpans, urine bottles or surgical drainage bottles used in
hospitals and nursing homes. Any other use is forbidden.
The bedpan washer should only be commissioned, maintained and repaired by Service, a
specialist dealer or other suitably qualified person. Unauthorised installation, maintenance and
repairs can expose the user to considerable risk.
The electrical safety of the machine can only be guaranteed when correctly earthed. It is
essential that this standard safety requirement is observed and regularly monitored. If in any
doubt, please have the electrical installation inspected by a qualified electrician. The
manufacturer cannot be held liable for the consequences of an inadequate earthing system,
e.g. electric shock.
Take care when using process chemicals. Exercise caution when handling chemicals: avoid
contact, wear gloves and act in compliance with the safety recommendations issued by the
manufacturer of the chemical products.
Do not inhale fumes and vapours from process chemicals.
Do not use organic or inflammable liquids as this may result in the risk of explosion.
ATTENTION
The relevant safety regulations and safety data sheets issued by the
manufacturers of process chemicals must be observed.
Do not lean on the door and do not use it as a step.
The water in the chamber is NOT safe to drink.
Do not install the machine in an area where there is any risk of explosion or of freezing
conditions.
Never clean the machine with a pressure cleaner.
The machine reaches a temperature of 93°C during the work cycle: take great care to avoid
burns.
Disconnect the machine from the power supply before repair or maintenance work.

PRODUCT INFORMATION
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2.3 Recommendations for proper use
The user must oversee the machine during the cycle.
When the machine is running do not interrupt the cycle since this jeopardises disinfection.
It is the responsibility of the operator to demonstrably ensure reprocessing standards in
routine operation. Process results must be inspected and documented on a regular basis.
Only process chemicals approved by the chemicals manufacturer for a given application
should be used. The manufacturer of process chemicals is liable for any negative
influences on the material of the load and the machine.
The relevant safety regulations and the process chemical manufacturer's safety datasheets
must be observed. Wear gloves and protective goggles.
The bedpan washer is only designed for use with water and appropriate process
chemicals.
The use of organic solvents or other inflammable liquids is not permitted. This could cause
an explosion, damage rubber or plastic components in the machine and cause liquids to
leak out.
Residues of solvents or acids, particularly hydrochloric acid, can damage steel. Contact
should be avoided.
Repairs and servicing of this machine must be carried out by authorised persons only.
Do not use powder detergent.
Avoid the use of detergents prone to foaming.
Use original accessories only.
Use only genuine load carriers and accessories. Accessories which are not approved by
the manufacturer may compromise reprocessing results as well as user safety.
The water supply connection must be easily accessible to allow the supply to be turned off
when not in use.
The manufacturer declines any responsibility for personal injury or material damage
resulting from a failure to observe the above rules.

PRODUCT INFORMATION
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2.4 Safety labelling
Warning signs are applied to the machine and the workplace to inform personnel operating the
machine of obligations and risks.
General warning signage
In particular, symbols indicating obligation, prohibition or risk contained in these instructions and
pertinent to this machine and most commonly used are:
Warning: Risk of electric
shock!
Warning: Observe
instructions on use! Warning: Hot surfaces!
2.5 Technical data
Width 545 mm
Depth 475 mm
Height 1630 mm
Weight (net) 62 kg
Voltage, connection and fuse rating See dataplate
Overvoltage category (according to IEC EN
60664 rule) IIa
Sound emissions in dB (A),
Sound pressure LpA, washing and drying < 70 dB (A)
CE mark Medical Device Directive
Class IIa
Manufacturer's address
Steelco S.p.A.
Via Balegante, 27
31039 Riese Pio X (TV), Italy

PRODUCT INFORMATION
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2.6 Instructions on use
Instructions for use of the machine will be provided by the Miele Service or an authorised
representative on behalf of Steelco S.p.A. during machine commissioning.
It is the duty of the operator to ensure that staff training is sufficient to perform assigned duties.
Skill sets
Depending on the complexity of installation, machine operation and maintenance, the following
skill sets apply:
SERVICE Installation and repair technician:
A bedpan washer should only be commissioned, maintained and repaired by
Miele Service, a specialist dealer or other suitably qualified person.
ADMIN Responsible for machine at workplace:
More advanced tasks, e.g. interrupting or cancelling a programme, require a more
detailed knowledge of the machine-based reprocessing of medical devices.
Alterations or adaptations of the machine, e.g. to accessories used or on-site
conditions, require additional specific knowledge of the machine.
USER User:
Operators must be instructed in operating and loading the machine and trained
regularly to guarantee safe daily use.
Operators must be instructed in the reprocessing of containers for human waste,
e.g. bed pans, urine bottles and surgical drainage bottles.

INSTALLATION
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3. INSTALLATION
3.1 Water connection
Connection to the water supply
Please note the following to perform proper installation:
The machine must be connected to the water supply in strict accordance with current local
and national water authority regulations.
Use only the inlet hoses supplied with the machine;
Do not shorten or otherwise damage the inlet hoses supplied with the machine;
Minimum flow pressure is 100 kPa (1 bar). The maximum permissible water pressure is 800
kPa (8 bar).
A booster pump is required if flow pressure is below 100 kPa (1 bar).
If the pressure is higher than 800 kPa (8 bar) a pressure-reducing valve should be installed.
Softened water should be used if the average hardness of the water supply is above 7°fH
(3.93°dH, 0.7 mmol/l).
Connect to the water supply using a stopcock with a ¾” threaded union which is located
close to the machine for easy access.
Ensure that the supply hose has a sufficient diameter and is suitable for the flow rate. A
stopcock must also be provided on site.
ATTENTION
See accompanying installation plan.
During machine installation, the installer must proceed as follows:
1. Identify the hoses supplied with the machine and make sure they are undamaged;
2. Connect inlet hoses according to the following chart:
CONNECTION COLOUR
HOT WATER RED
COLD WATER BLUE
3. Connect hoses to on-site water supplies.
4. Flush out any debris from the pipework and taps. To do this, place the ends of the hoses
in a bucket and turn on the water supply.
5. Check the water temperature according to the specifications of the installation plan.
6. Ensure that hoses from the water supply match the solenoid valves on the machine.
7. Connect the hoses to the machine. Note the labelling on the machine.
8. Open the stopcocks and check for leakage.
9. Deal with the cause of any leakage and check again.

INSTALLATION
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ATTENTION
Tighten the threaded unions at the ends of the hoses. Tighten the nuts by
hand before using a spanner or wrench.
Please note:
A non-return valve is not required. This machine complies with all valid European
standards on the protection of drinking water.
If no hot water supply is available, connect both hoses to cold water.
Connecting the drain hose
Drainage is possible via either the floor or a wall.
Wall connection: The drain connection in the wall should be no higher than the connection
point on the machine.
The diameter of the main drain pipe must be as indicated in the installation plan.
Assemble the drain pipe. In doing so, ensure that all gaskets are properly fitted.
Connect the drain pipe from the machine to the on-site drain connection.
ATTENTION
See accompanying installation plan.
It is important to follow instructions carefully as mistakes can result in clogging and blockages of
the drainage system.
The machine issues an acoustic signal and an error message when the drain is blocked.
The machine is locked for further use.
CAUTION
If the drain pipe is blocked, avoid skin and eye contact with potentially
contaminated water.
Use suitable goggles and protective gloves.

INSTALLATION
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3.2 Electrical connection
ATTENTION
All electrical work must be carried out by a suitably qualified and competent
person in accordance with local and national safety regulations.
The machine must only be operated at the voltage, frequency and fuse rating shown on the
data plate.
Check that the power supply voltage is within a range of +/-10% of its nominal value.
The frequency of the power supply voltage should not differ by more than 1% of its
nominal value.
The electrical safety of the machine can only be guaranteed when correctly earthed.
Equipotential bonding is required.
Ensure that electrical systems are effectively earthed.
The earth conductor should be connected to the earth terminal
identified by the standard symbol.
If the machine is hard wired to the power supply, connection
should be made via a mains switch with all-pole isolation. The main
switch must be designed to operate at the rated current.
For increased safety, it is recommended to protect the machine with a suitable residual
current device (RCD) with a trip current of 30 mA (DIN VDE 0664).
The machine should be disconnected from the power supply when not used for prolonged
periods.
The power supply on site must be sufficient in cross-section and protected in accordance
with current local regulations.

INSTALLATION
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The dedicated mains switch must be positioned in an accessible place not obstructed by
other machines.
Examples for the location of the mains switch
The mains switch should be installed at a distance of no more than 1000 mm from the machine.
The mains switch should be installed at a height of between 1000 mm and 1400 mm above the
floor.
ATTENTION
See accompanying installation plan.

INSTALLATION
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3.3 Steam connection (optional)
The steam connection must comply with safety regulations and the provisions of the installation
plan (connection, max. pressure, peak flow rate).
Once connection is complete, switch on the steam distribution system and gradually open the
steam valves. Check for leakage.
ATTENTION
During installation and/or maintenance, use appropriate personal safety
equipment (protective gloves, face masks, etc.).
The steam supply system must be equipped with an over-pressure safety
device set to 1.1 times the maximum nominal pressure.
Manual shut-off valves are required in close proximity to supply connection
points for all supplies.
Before starting maintenance work, reduce the steam pressure and discharge
the steam to avoid the risk of burns.
To empty the steam circuit, proceed as follows:
Shut off the steam valve.
Select and start SHORT .
The machine starts to fill with water and the steam line is evacuated. The system displays
the alarm.
The heating system (electric, steam or combined) can be selected by Service, a specialist dealer
or a suitably qualified person.

COMMISSIONING
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4. COMMISSIONING
A bedpan washer should only be commissioned, maintained and repaired by Miele Service, a
specialist dealer or other suitably qualified person.

DISPENSING OF PROCESS CHEMICALS
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5. DISPENSING OF PROCESS CHEMICALS
Limescale can damage heater elements and clog nozzles. In this case, the required tank
temperature for thermal disinfection may not be reached. Even if the supply water is soft, high
operating temperatures may still cause limescale to form.
For this reason, the machine is fitted ex works with a dispensing system for descaling agent. The
set consists of:
Dispenser pump
Level-fill indicator
Optionally and depending on the model version, the machine may also be equipped with an
additional dispenser system for liquid detergent. This system can be retrofitted by Miele Service or
an appropriately qualified person.
The dispenser system comprises the following:
Dispenser pump
Level-fill indicator
Each pump is assigned to a certain type of chemical, according to the table below.
Process chemicals Notes
Descaling agent
Detergent (optional)
Information on suitable process chemicals is available from the manufacturer or the machine
supplier.
5.1 Refill indicator
When the fill level in the container is low you are reminded to refill it.

DISPENSING OF PROCESS CHEMICALS
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5.2 Replacing containers
To replace a container, proceed as follows:
Disconnect the machine from the power supply.
Provide a new container with process chemicals.
If available: Use the wrench supplied to open the screw-on cap.
Remove the empty container and place it on a surface which is resilient and easy to clean.
Remove the siphon.
Replace the container.
Max. container dimensions: Width: 250 mm, Depth: 150 mm, Height: 275 mm.
Insert the siphon into the new container and tighten the cap.
Place the container inside the machine and close the hatch.
Switch on the machine or reconnect the power supply.
ATTENTION
Only use chemical agents designed specifically for use in the machine and
follow the manufacturer's instructions on their application.
Caution when using chemical agents.
Some agents may be corrosive and irritant. All relevant safety regulations and
information contained in safety datasheets issued by the process chemical
manufacturer must be observed. Wear protective goggles and gloves.
Access to the technical compartment where containers are stored requires
the use of a key and should only be granted to authorised persons.

DISPENSING OF PROCESS CHEMICALS
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5.3 Notes
Observe instructions issued by the process chemical manufacturer regarding the maximum
amount dispensed per programme cycle.
Regular maintenance is recommended in order to guarantee the efficiency of the
dispensing system.
Use liquid chemical agents only. Do not use powder detergent.
Always follow the relevant manufacturer's instructions on storage and disposal of chemical
agents.
Check that the chemical agent is suitable for the wash cycle used.
Never place chemical containers on the machine.
ATTENTION
The machine must be completely emptied before carrying out maintenance
work or relocating a machine.
This is necessary to prevent residual chemicals from coming into contact with
the body or machine components which may be damaged.

OPERATION
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6. OPERATION
6.1 Fill level monitor
Check the quantity of process chemicals at the beginning of each working day. Check levels again
several times during the day, depending on the frequency of use.
When necessary, replace process chemicals as described below:
Obtain appropriate individual protection gear (gloves for protection from chemical
substances, breathing protection masks etc.) and the detergent container to be poured
into the machine tank.
Press the main switch to switch the machine off.
Follow the instructions under DISPENSING OF PROCESS CHEMICALS.
ATTENTION
Take care when using process chemicals. Some chemicals may be hazardous
in contact with skin or when inhaled.
Carefully read the safety information provided by the process chemical
supplier and product labelling prior to use.
6.2 Switching the machine on
Switch the machine on.
Press the main switch .
The control panel is automatically activated.
6.3 Opening and closing the door
The machine is fitted with an automatic door lock which prevents the door from being opened
during operation.
To open the door during a wash cycle, interrupt the cycle. Please note:
1. The chamber and the load may be very hot.
2. An aborted programme must be restarted from the beginning.
Various door opening mechanisms are described below.
Manual door
The opening and closing of the door occurs by means of handle.