MSA M1 User manual

Cleaning and Disinfection Guidelines
M1 Modular SCBA System
Order No.:10203757/03
MSAsafety.com

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Contents
1 General 4
1.1 Usage Cycle 4
2 Manual Decontamination / (Pre-)Cleaning 5
2.1 General 5
2.1.1 Decontamination with Wipes 5
2.1.2 Decontamination with Detergents 5
2.2 Facepieces 5
2.3 Breathing Apparatus 6
2.4 Lung Governed Demand Valves 7
2.5 Accessories 7
2.5.1 Electronics 7
2.5.2 alphaBELT 8
3 Final Cleaning / Machine Cleaning 10
3.1 Facepieces 12
3.2 Breathing Apparatus 13
3.3 Lung Governed Demand Valves 14
3.4 Accessories 14
3.4.1 Electronics 14
3.4.2 alphaBELT 15
4 Disinfection 17
4.1 Manual (Basin) Disinfection 17
4.2 Machine Disinfection 18
4.3 Preparation of Equipment 19
4.3.1 Facepieces 19
4.3.2 Lung Governed Demand Valves 22
5 Drying 24
5.1 Air Drying (Drying in the Ambient Atmosphere) 24
5.2 Drying in Drying Cabinet / Drying Chamber 24
5.3 Preparation of Equipment 24
5.3.1 Facepieces 24
5.3.2 Breathing Apparatus 24
5.3.3 Lung Governed Demand Valves 25
5.3.4 Accessories 25
6 Using Other Machines 27
GB 3

1 General
WARNING!
• This product is supporting life and health. Inappropriate use, maintenance or servicing may affect the function
of the device and thereby seriously compromise the user's life.
• During the cleaning and disinfection process with water and solutions with recommended detergents, the
pressure reducer and the demand valve must be pressurized.
• The MSA recommendations and guidelines must be strictly adhered to.
Failure to follow these warnings can result in serious personal injury or death.
When changing chemistry, it is recommended to consult the manufacturer of the respective successor
product in order to exclude possible adverse reactions with the previously used agent. This applies to both
the items to be washed and the washing machine itself.
1.1 Usage Cycle
Special attention must be paid to the assessment of decontamination and cleaning to decide if the equipment is safe
to use again.
The usage cycle shows the respective steps from operation to readiness for use.
The actions described in this manual refer to the following steps from the cycle:
1. Gross Decontamination at Fire Scene
2. Gross Cleaning at Fire Station
3. Final Cleaning
4. Disinfection
5. Flushing and Drying
4 GB
1 General

2 Manual Decontamination / (Pre-)Cleaning
2.1 General
Manual decontamination can be carried out at the site of the incident, at the fire station or in the fire station workshop.
Final cleaning is likely to be required after manual decontamination, according to the cycle of use (see chapter 1.1 ).
Faultless mechanical cleaning is an absolute precondition for disinfection; only totally clean breathing apparatus
components can be effectively disinfected.
WARNING!
• During cleaning appropriate personal protective equipment must be worn, e.g. eye, face, hand, body and
respiratory protection.
• Ingress of water can cause icing inside the device if not carefully dried.
Failure to follow these warnings can result in serious personal injury or death.
NOTICE
Do not use organic solvents, such as acetone, thinners, nitrous dilution, alcohol, spirits, gasoline, trichloroethylene,
petrol, etc, for cleaning, otherwise the device can be damaged.
2.1.1 Decontamination with Wipes
Wipes can be used for rapid (pre-)decontamination at the site of the incident or at the fire station.
MSA recommendation:
• AVET Dry Cleaning Wipe Clara Clean Go SX 100
• Diversey Oxivir Excel Wipe
Use the wipes as recommended by the supplier. A cleaning time of >30 seconds is recommended.
2.1.2 Decontamination with Detergents
For manual decontamination, use lukewarm water (≤ 30 °C) and a mild, pH-neutral detergent. A soft brush can also
be used. Follow the corresponding washing instructions for the individual components, if applicable.
MSA recommendation:
• Diversey Suma Light D 1.2 (0.5% concentration)
• Diversey Oxivir Excel detergent (2% concentration)
• Dr. Weigert Neoform K Plus (1% concentration)
The exposure time for effective decontamination depends on the detergent used, its concentration and the
temperature of the ready-to-use solution. For more information, please refer to the data sheet of the
respective detergent manufacturer It is recommended not to exceed a maximum exposure time of 1 hour to
avoid an adverse effect of the detergent on the materials.
After manual cleaning rinse equipment thoroughly with plenty of clear, running, lukewarm water (≤ 30 °C) of drinking
quality.
2.2 Facepieces
MSA facepieces can be manually pre-cleaned with decontamination wipes and detergents according to chapters
2.1.1 and 2.1.2 . It is possible to use brushes, damp cloth or similar.
GB 5
2 Manual Decontamination / (Pre-)Cleaning

If applicable, follow the specific instructions and appropriate cleaning procedures in the respective facepiece
operating manuals.
Preparing the Facepiece for Cleaning or Disinfection
1. Remove inhalation and exhalation valve discs.
2. Unbutton the nosecup.
3. Remove components that need to be separately cleaned and disinfected according to the relevant instructions
for use.
Subsequent to the cleaning or disinfection process:
4. Dry facepiece and components (see chapter 5) and reassemble facepiece in reverse order.
5. Perform tests according to the manufacturer's requirements described in the relevant operating or
maintenance manuals.
WARNING!
After each successful decontamination, cleaning and disinfection the product/component must be tested/checked
according to the manufacturer's requirements described in the relevant operating or maintenance manuals before
the product/component is put back into service.
Failure to follow this warning can result in serious personal injury or death.
2.3 Breathing Apparatus
SCBA components (backplate, harness, pneumatic) can be manually pre-cleaned with decontamination wipes and
detergents according to chapters 2.1.1 and 2.1.2 . It is possible to use brushes, damp cloth or similar.
When using detergent solutions or a water hose to remove rough dirt from the breathing apparatus make sure that
the system is pressurized and openings are closed to prevent water ingress, by following these steps.
1. Before connecting the unit to the medium pressure, switch off the lung governed demand valve by pressing the
red control button to prevent unintentional air supply (refer to the operating manual of the lung governed
demand valve).
2. Fully open cylinder valve of the mounted compressed air cylinder fully.
3. Close the warning signal with a protective cap (10190947-SP)
4. Close the AE / ESA lung governed demand valve with the washing adapter AE / ESA (10200072), the AS lung
governed demand valve with the washing adapter AS(10200071).
5. Switch the lung governed demand valve ("ON") to produce a continuous air flow of approx. 5 l/min.
Subsequent to the cleaning or disinfection process:
6. Dry the device completely (see chapter 5).
WARNING!
After each successful decontamination, cleaning and disinfection the product/component must be tested/checked
according to the manufacturer's requirements described in the relevant operating or maintenance manuals before
the product/component is put back into service.
Failure to follow this warning can result in serious personal injury or death.
6 GB
2 Manual Decontamination / (Pre-)Cleaning

2.4 Lung Governed Demand Valves
MSA lung governed demand valves can be manually pre-cleaned with decontamination wipes and detergents
according to chapters 2.1.1 and 2.1.2 . It is possible to use brushes, damp cloth or similar.
When using detergent solutions or a water hose to remove rough dirt from the breathing apparatus make sure that
the lung governed demand valve is pressurized and openings are closed to prevent water ingress, by following these
steps.
1. Before connecting the unit to the medium pressure, switch off the lung governed demand valve by pressing the
red control button to prevent unintentional air supply (refer to the operating manual of the lung governed
demand valve).
2. Supply the lung governed demand valves with compressed air (breathing air quality) during the complete
washing sequence. Pressure range 3 to 8 bar.
3. Close the AE / ESA lung governed demand valve with the washing adapter AE / ESA (10200072), the AS lung
governed demand valve with the washing adapter AS (10200071).
4. Switch on the lung governed demand valve to produce a continuous air flow of approx. 5 l/min.
Subsequent to the cleaning or disinfection process:
5. Dry the device completely (see chapter 5).
WARNING!
After each successful decontamination, cleaning and disinfection the product/component must be tested/checked
according to the manufacturer's requirements described in the relevant operating or maintenance manuals before
the product/component is put back into service.
Failure to follow this warning can result in serious personal injury or death.
2.5 Accessories
2.5.1 Electronics
Only some electronic devices are fully washable. Follow the special instructions and suitable cleaning procedures in
the respective manuals, e. g. M1 Control Module and SLS 2.0 are fully washable according to the procedures in this
manual.
WARNING!
Do not use any organic cleaning material for the cleaning of the individual components, such as nitro thinners,
alcohol, white spirit, petrol etc.
Failure to follow this warning can result in serious personal injury or death.
SingleLine SCOUT (SLS)
SingleLine SCOUT devices produced before July 2021:
After each operation and in case of heavy soiling, clean the device components with a damp cloth (lukewarm water)
and some detergent. The device should not be removed from the pneumatics for cleaning.
SingleLine SCOUT units produced after July 2021:
Follow instructions for decontamination related to M1 SCBA as per this manual.
GB 7
2 Manual Decontamination / (Pre-)Cleaning

M1 Control Module (CM)
NOTICE
Do not remove the device from pneumatics. Always pressurize >60bar the device during (hand) washing.
Otherwise, ingress of water may damage the system or any components.
The device components should be cleaned after each operation and, if badly contaminated, with a damp cloth
(lukewarm water) and a little detergent.
For mechanical washing, follow detailed washing instructions for self-contained breathing apparatus.
The battery must always be connected to the device and the battery U-clip must be in the device.
Use the safety key to mute alarms.
WARNING!
After each successful decontamination, cleaning and disinfection the product/component must be tested/checked
according to the manufacturer's requirements described in the relevant operating or maintenance manuals before
the product/component is put back into service.
Failure to follow this warning can result in serious personal injury or death.
2.5.2 alphaBELT
There are two alphaBELT generations which differ in the materials used, as described below. It is important
to choose the correct washing procedure according to the alphaBELT version used!
• alphaBELT 1 version (first generation, green fabric pads, delivered until 2021)
• alphaBELT 2 version (second generation, M1 coated black pads, delivered since 2021)
alphaBELT 1 version only:
MSA has tested TURBO USONA by ECOLAB and recommends this product.
NOTE: Do not soak the belts, otherwise the labels can peel off.
1. Use lukewarm water (≤ 30 °C) and mild, pH-neutral detergent.
Dosage: 1% TURBO USONA detergent based on the amount of water used.
2. Rinse equipment with clear water after manual cleaning (≤ 30 °C).
Subsequent to the cleaning or disinfection process:
3. Dry the device completely (see chapter 5).
4. Follow the information for maintenance and lubrication of the buckles in the relevant operating manual
(10156928).
alphaBELT 2 version only:
The alphaBELT 2 version (M1 coated black pads) is using the same fabrics as the M1 SCBA .
1. Clean with the detergents and process according to chapters 2.1.1 and 2.1.2 .
Subsequent to the cleaning or disinfection process:
2. Dry the device completely (see chapter 5).
8 GB
2 Manual Decontamination / (Pre-)Cleaning

3. Follow the information for maintenance and lubrication of the buckles in the relevant operating manual
(10156928).
WARNING!
After each successful decontamination, cleaning and disinfection the product/component must be tested/checked
according to the manufacturer's requirements described in the relevant operating or maintenance manuals before
the product/component is put back into service.
Failure to follow this warning can result in serious personal injury or death.
GB 9
2 Manual Decontamination / (Pre-)Cleaning

3 Final Cleaning / Machine Cleaning
WARNING!
• During cleaning appropriate personal protective equipment must be worn, e.g. eye, face, hand, body and
respiratory protection.
• Ingress of water can cause icing inside the device if not carefully dried.
Failure to follow these warnings can result in serious personal injury or death.
NOTICE
• Do not use organic solvents, such as acetone, thinners, nitrous dilution, alcohol, spirits, gasoline,
trichloroethylene, petrol, etc, for cleaning, otherwise the device can be damaged.
• Chemical cleaning is not permitted. It can damage the harness or other parts of the SCBA.
For the final cleaning a machine cleaning is recommended.
10 GB
3 Final Cleaning / Machine Cleaning

Table 1 MSA washing parameters
Machine type
MEIKO Topclean M
(by MEIKO
Maschinenbau
GmbH & Co. KG,
Germany)
Solo Rescue®(by
RESCUE Intellitech
AB, Sweden)
For facepieces only!
Miele** (by Miele & Cie. KG, Professional,
Germany)
Water softener Do not use chemical water softener. If necessary use osmosis modules recommended by
the machine supplier.
Cleaning agent(s) • EW 80®clean (1%)* • Dr. Weigert neodisher®MediClean
(Forte 5 ml/l – 10ml/l, 0.5 – 1%)*
Cleaning/disinfection
agent(s)
• EW 80®mat (1%) with Etolit GT 500
as rinse agent (0.25 ml/l)*
• Diversey Jade Pur Eco L8 (4ml/l) with
Suma Med Neutral as neutralising
rinse agent (0.5ml/l)*
• Ecolab Eltra®(7 g/l)*
Washing procedure/
temperature
Decontamination +
Disinfection:
• 20 minutes at
45 °C + 5 °C,
after the
washing
cycle/process
has been
finished MSA
recommends a
complete bath
change (water
replacement)
Decontamination:
• 9 minutes at 45
°C + 5 °C, after
the washing
cycle/process
has been
finished MSA
recommends a
complete bath
change (water
replacement)
Decontamination:
• Masks (main wash, 4x rinse) at 60 °C
Decontamination + Disinfection:
• Masks (main wash, 4x rinse) at 60 °C
• Masks with pre-wash (pre-wash, main
wash, 4x rinse) at 60 °C
• For the washing program see
"Important Information for Cleaning
and Disinfecting of Facepieces with
Miele** Washing Extractor" in chapter
4.3.1.
* The dosage has to be adjusted to the water hardness.
** Types: PW 6163, PW 6243, PW 6323, PW 6247, PW 6327, PWM 909, PWM 912, PWM 916, PWM 920
GB 11
3 Final Cleaning / Machine Cleaning

Table 2 MSA recommendation for washing time
Machine type Lightly soiled Heavily soiled
MEIKO Topclean M* 10 minutes 20 minutes
Solo Rescue** 9 min
For facepieces only!
Miele***
20 minutes main wash 10 minutes pre-wash + 20 minutes main wash
* Decontamination + disinfection with complete water replacement after each cycle
** Decontamination only with complete water replacement after each cycle
*** Types: PW 6163, PW 6243, PW 6323, PW 6247, PW 6327, PWM 909, PWM 912, PWM 916, PWM 920
WARNING!
After each successful decontamination, cleaning and disinfection the product/component must be tested/checked
according to the manufacturer's requirements described in the relevant operating or maintenance manuals before
the product/component is put back into service.
Failure to follow this warning can result in serious personal injury or death.
3.1 Facepieces
Follow the cleaning procedures in the respective facepiece manuals.
NOTICE
It is not permitted to machine wash an anti-fog coated lens otherwise the coating will be damaged.
Preparing the Facepiece for Cleaning or Disinfection
1. Remove inhalation and exhalation valve discs.
2. Unbutton the nosecup.
3. Remove components that need to be separately cleaned and disinfected according to the relevant instructions
for use.
Subsequent to the cleaning or disinfection process:
4. Dry facepiece and components (see chapter 5) and reassemble facepiece in reverse order.
5. Perform tests according to the manufacturer's requirements described in the relevant operating or
maintenance manuals.
WARNING!
After each successful decontamination, cleaning and disinfection the product/component must be tested/checked
according to the manufacturer's requirements described in the relevant operating or maintenance manuals before
the product/component is put back into service.
Failure to follow this warning can result in serious personal injury or death.
12 GB
3 Final Cleaning / Machine Cleaning

3.2 Breathing Apparatus
MSA recommendation:
1. Before connecting the unit to the medium pressure, switch off the lung governed demand valve by pressing the
red control button to prevent unintentional air supply (refer to the operating manual of the lung governed
demand valve).
2. Open cylinder valve of the mounted compressed air cylinder fully.
a. Close the warning signal with a protective cap (10190947-SP).
b. Close the AE / ESA lung governed demand valve with the washing adapter (10200072), the AS lung
governed demand valve with the washing adapter (10200071) and switch it on ("ON") to produce a
continuous air flow of approx. 5l/min.
3. Remove rough dirt from breathing apparatus with water hose before placing the device in the machine (see
chapter 2.3 ).
4. Start the washing procedure.
MSA recommendation for pre-cleaning:
○ Use EW80 clean as cleaning detergent with a concentration of 1% (see Table 1 ).
○ Temperature: 45 °C + 5 °C.
○ Washing is depending on the machine type and the degree of soiling (see Table 2 ).
5. After washing, close the cylinder valve(s) of the assembled breathing air cylinder(s) completely. Vent air from
the device with the lung governed demand valve and remove the protective caps and wash adapter.
For complete and secure drying proceed according to the specification in chapter 5.3.2 .
If the cleaning is not successful, restart the entire process. For a better result the breathing apparatus can be
disassembled as follows before restarting:
1. Remove compressed air cylinder.
2. Disconnect lung governed demand valve.
3. Separate cylinder cover from cylinder .
4. Remove harness parts from the slots of the backplate.
5. Harness assembly and cylinder cover can be cleaned in a washing extractor at 45 °C + 5 °C with the same
cleaning agents.
MSA recommendation:
The use of padded washing nets is a basic requirement for the safe care and decontamination of the harness
and belts. These nets must have a multi-layer construction to prevent metal applications from hitting the inner
drum. Firefighting suits of similar construction, for example, can be used as filling material in the drum.
NOTE: Do not submerge the pressure reducer in water without the above mentioned protective cap.
Pressurize the pressure reducer and seal the warning signal.
For complete and secure drying proceed according to the specification in chapter 5.3.2 .
GB 13
3 Final Cleaning / Machine Cleaning

WARNING!
After each successful decontamination, cleaning and disinfection the product/component must be tested/checked
according to the manufacturer's requirements described in the relevant operating or maintenance manuals before
the product/component is put back into service.
Failure to follow this warning can result in serious personal injury or death.
3.3 Lung Governed Demand Valves
If the lung governed demand valve is mounted on the M1 SCBA, it can be cleaned together with it (see 2.4 ).
Otherwise, the lung governed demand valve can be cleaned and disinfected separately (see chapter 4.3.2 ).
1. Before connecting the unit to the medium pressure, switch off the lung governed demand valve by pressing the
red control button to prevent unintentional air supply (refer to the operating manual of the lung governed
demand valve).
2. Supply the lung governed demand valves with compressed air (breathing air quality) during the complete
washing sequence. Pressure range 3 to 8 bar.
3. Close the AE / ESA lung governed demand valve with the washing adapter AE / ESA (10200072), the AS lung
governed demand valve with the washing adapter AS (10200071).
4. Switch on the lung governed demand valve to produce a continuous air flow of approx. 5 l/min.
Subsequent to the cleaning or disinfection process:
5. Dry the device completely (see chapter 5).
For further disinfection procedures, proceed according to the specification (see chapter 4).
WARNING!
After each successful decontamination, cleaning and disinfection the product/component must be tested/checked
according to the manufacturer's requirements described in the relevant operating or maintenance manuals before
the product/component is put back into service.
Failure to follow this warning can result in serious personal injury or death.
3.4 Accessories
3.4.1 Electronics
Only some electronic devices are fully washable. Follow the special instructions and suitable cleaning procedures in
the respective manuals, e. g. M1 Control Module and SLS 2.0 are fully washable according to the procedures in this
manual.
WARNING!
Do not use any organic cleaning material for the cleaning of the individual components, such as nitro thinners,
alcohol, white spirit, petrol etc.
Failure to follow this warning can result in serious personal injury or death.
SingleLine SCOUT (SLS)
SingleLine SCOUT devices produced before July 2021:
After each operation and in case of heavy soiling, clean the device components with a damp cloth (lukewarm water)
and some detergent. The device should not be removed from the pneumatics for cleaning.
14 GB
3 Final Cleaning / Machine Cleaning

SingleLine SCOUT units produced after July 2021:
Follow instructions for decontamination related to M1 SCBA as per this manual.
M1 Control Module (CM)
NOTICE
Do not remove the device from pneumatics. Always pressurize >60bar the device during (hand) washing.
Otherwise, ingress of water may damage the system or any components.
The device components should be cleaned after each operation and, if badly contaminated, with a damp cloth
(lukewarm water) and a little detergent.
For mechanical washing, follow detailed washing instructions for self-contained breathing apparatus.
The battery must always be connected to the device and the battery U-clip must be in the device.
Use the safety key to mute alarms.
WARNING!
After each successful decontamination, cleaning and disinfection the product/component must be tested/checked
according to the manufacturer's requirements described in the relevant operating or maintenance manuals before
the product/component is put back into service.
Failure to follow this warning can result in serious personal injury or death.
3.4.2 alphaBELT
The alphaBELT is a personal protective device and requires trained and competent personnel to handle the
washing.
There are two alphaBELT generations which differ in the materials used, as described below. It is important
to choose the correct washing procedure according to the alphaBELT version used!
• alphaBELT 1 version (first generation, green fabric pads, delivered until 2021)
• alphaBELT 2 version (second generation, M1 coated black pads, delivered since 2021)
alphaBELT 2 version only:
If the alphaBELT 2 version is mounted on the M1 SCBA, it can be cleaned with it, according to the specifications (see
chapter 2.1 ). Otherwise, the alphaBELT 2 version has to be cleaned separately as described in the chapter.
MSA recommends that cleaning be carried out in a specialized commercial laundry.
It is also possible to decontaminate or wash the alphaBELT 1 and 2 version with a machine cleaning process and to
dry it with the aid of a machine.
Basic requirements:
• Always use padded washing nets for safe care and decontamination of belts.
• The washing nets must have a multi-layer structure to prevent metal applications on the inner drum.
• As filling material in the drum, e.g. fire fighter suits of similar structure can be used.
GB 15
3 Final Cleaning / Machine Cleaning

WARNING!
The washing instructions must be followed. Any deviation of the procedure(s) can lead to deterioration or failure of
the device.
Failure to follow this warning can result in serious personal injury or death.
Washing Detergent
Lanadol Aktiv by Kreussler is approved as washing detergent. The dosage is 5 ml/l.
Washing Program
The following washing program is given by the industrial washing machine type "Girbau HS6017" with 17 kg load
capacity. Total program time is approx. 44 minutes:
• main wash bath at 40 °C, high level 1:3,5 - gentle wash;
• bath time 20 minutes;
• intermediate spinning (approx. 600 - 800 rpm), 2 minutes each time the bath is changed;
• two rinsing baths without additives, level 1:4, 3 minutes each, gentle wash;
• final spinning (approx. 600 - 800 rpm) 5 minutes
Dry the device completely, for alphaBELT version 2 (see chapter 5).
WARNING!
After each successful decontamination, cleaning and disinfection the product/component must be tested/checked
according to the manufacturer's requirements described in the relevant operating or maintenance manuals before
the product/component is put back into service.
Failure to follow this warning can result in serious personal injury or death.
Maintenance
Follow the information for maintenance and lubrication of the buckles in the relevant operating manual (10156928) .
16 GB
3 Final Cleaning / Machine Cleaning

4 Disinfection
Definition: Destruction or deactivation of micro-organisms - bacteria, fungi, spores on and in infected objects and
areas.
All apparatus components that have come into contact with the saliva or exhalation air of the user must be
disinfected (usually the full face mask and the lung governed demand valve).
To minimize the impact of cleaning and disinfecting chemicals on components, MSA does not recommend
the disinfecting procedure for other SCBA components (e.g., back plate, harness, pneumatics) unless
required.
Before disinfection, decontamination (pre-cleaning) or, in the case of basin disinfection, cleaning of the equipment
must be carried out, to ensure the best possible and most effective disinfection.
For pre-cleaning see chapter 2.
A combined procedure, machine cleaning and disinfection, is also possible. Use suitable cleaning detergents for this
application (see chapter 3).
4.1 Manual (Basin) Disinfection
WARNING!
• Follow the instructions in the operating manual and the safety data sheet for the cleaning and disinfection
detergent used.
• When dosage equipment is used follow the correct adjustment of the dosage systems according to the
chemistry manufacturer.
• The combination of maximum temperature, concentration and duration is indicated in the instructions for use
to be found usually on the disinfectant packaging. The specified data must always be adhered to. Arbitrary and
uncontrolled addition of disinfectants can be as harmful to the user's life and to the device itself.
• During disinfection appropriate personal protective equipment must be worn, e.g. eye, face, hand, body and
respiratory protection.
Failure to follow these warnings can result in serious personal injury or death.
MSA recommendation:
• Diversey Oxivir Excel detergent (2% concentration)
• Dr. Weigert Neoform K Plus (1% concentration)
Follow the disinfectant supplier's instructions regarding the disinfection duration.
For manual disinfection, use lukewarm water (20 °C to 30 °C).
No detergent must be added to the disinfectant, as this can lead to undesired effects or even loss of disinfection
performance.
The exposure time for effective disinfection depends on the disinfectant used, its concentration and the
temperature of the ready-to-use solution. For more information, please refer to the data sheet of the
respective disinfectant manufacturer. It is recommended not to exceed a maximum exposure time of 1 hour
to avoid an adverse effect of the disinfectant on the materials.
GB 17
4 Disinfection

The disinfectant solution must be rinsed thoroughly with plenty of clear, running, lukewarm water of drinking quality.
The disinfectant solution must be renewed at regular intervals to ensure the effectiveness of the disinfection process.
The number of cycles until renewal depends, among other things, on the dirt ingress. Follow the instructions and
recommendations of the chemistry manufacturer.
After disinfection and rinsing, follow the drying procedure (see chapter 5).
WARNING!
After each successful decontamination, cleaning and disinfection the product/component must be tested/checked
according to the manufacturer's requirements described in the relevant operating or maintenance manuals before
the product/component is put back into service.
Failure to follow this warning can result in serious personal injury or death.
4.2 Machine Disinfection
WARNING!
• Follow the instructions in the operating manual and the safety data sheet for the cleaning and disinfection
detergent used.
• When dosage equipment is used follow the correct adjustment of the dosage systems according to the
chemistry manufacturer.
• Follow the instructions in the operating manual of the cleaning machine and/or disinfection device.
Failure to follow these warnings can result in serious personal injury or death.
For the final cleaning a machine cleaning is recommended.
For machine disinfection follow the instructions for machine cleaning. Machine disinfection can also be done in
combination with machine cleaning, depending on the degree of contamination of the equipment. Always prepare
the equipment before disinfection.
18 GB
4 Disinfection

Table 3 MSA recommendation for machine disinfection:
Machine type
For facepieces and LGDVonly!
MEIKO Topclean M (by MEIKO
Maschinenbau GmbH & Co. KG, Germany)
For facepieces only!
Miele** (by Miele & Cie. KG, Professional,
Germany)
Water softener Do not use chemical water softener. If necessary use osmosis modules recommended by the
machine supplier.
Cleaning
/disinfection
agent(s)
• EW 80®mat (1%) with Etolit GT 500 as
rinse agent (0.25 ml/l)*
• Diversey Jade Pur Eco L8 (4ml/l) with
Suma Med Neutral as neutralising rinse
agent (0.5ml/l)*
• Ecolab Eltra®(7 g/l)*
• Ecolab Sekumatic®FDR (10 ml/l, 1%)*
Washing
Procedure/
temperature
Decontamination + Disinfection:
• 20 minutes at 45 °C + 5 °C, after the
washing cycle/process has been finished
MSA recommends a complete bath
change (water replacement)
Decontamination + Disinfection:
• 20 minutes at 60 °C with Ecolab Eltra®
• 5 minutes at 60 °C with Ecolab
Sekumatic®FDR
Disinfection:
• 20 minutes at 45°C + 5°C with Diversey
Jade Pur Eco L8
• 5 minutes at 60°C with EW 80®mat
Disinfection:
• 20 minutes at 60 °C with Ecolab Eltra®
• 5 minutes at 60 °C with Ecolab
Sekumatic®FDR
* The dosage has to be adjusted to the water hardness.
** Types: PW 6163, PW 6243, PW 6323, PW 6247, PW 6327, PWM 909, PWM 912, PWM 916, PWM 920
WARNING!
After each successful decontamination, cleaning and disinfection the product/component must be tested/checked
according to the manufacturer's requirements described in the relevant operating or maintenance manuals before
the product/component is put back into service.
Failure to follow this warning can result in serious personal injury or death.
4.3 Preparation of Equipment
4.3.1 Facepieces
Preparing the Facepiece for Cleaning or Disinfection
1. Remove inhalation and exhalation valve discs.
2. Unbutton the nosecup.
3. Remove components that need to be separately cleaned and disinfected according to the relevant instructions
for use.
Subsequent to the cleaning or disinfection process:
4. Dry facepiece and components (see chapter 5) and reassemble facepiece in reverse order.
5. Perform tests according to the manufacturer's requirements described in the relevant operating or
maintenance manuals.
GB 19
4 Disinfection

WARNING!
After each successful decontamination, cleaning and disinfection the product/component must be tested/checked
according to the manufacturer's requirements described in the relevant operating or maintenance manuals before
the product/component is put back into service.
Failure to follow this warning can result in serious personal injury or death.
20 GB
4 Disinfection