Fit Check; Cleaning And Disinfection - 3M Powerflow 7900PF Manual Del Usario

facepiece, especially the face seal area, is not distorted. The material
must be pliable – not stiff.
2. Examine the inhalation valves for cracks or tears. Lift valves and
inspect valve seat for dirt or cracks.
3. Ensure that the head straps are intact and have good elasticity.
4. Examine all plastic parts for signs of cracks or fatigue.
5. Remove the exhalation valve cover and examine the exhalation valve
and valve seat for signs of dirt, distortion, cracks or tears. Replace the
exhalation valve cover.
Check that the filter is appropriate for the purpose – check colour code,
letter code and class.
Before initial use, always check that the product is within the stated shelf
life (use by date).
ASSEMBLY INSTRUCTIONS
Fit Powered Air Turbo to the facepiece by screwing tightly into the inlet.
Fit filter to the Powered Air Turbo by screwing tightly into the inlet. See
Figure 1.
Battery Pack
Only use recommended battery charger (see reference leaflet for
appropriate battery charger).
Do not short circuit the battery.
The battery should be charged prior to first use or if unused for more
than 5 days.
Replace the battery after 300 charges.
Insert the battery cable plug into the battery and lock into place (see
figure 2).
Airflow Check
Insert airflow indicator into the Powered Air Turbo outlet, ensuring filter
and a fully charged battery are fitted. Switch on battery.
Check airflow (see Figure 3) switch off battery and remove airflow
indicator.
If mimimum airflow is not achieved see fault finding.
OPERATING INSTRUCTIONS
DONNING
With the battery pack switched OFF:
1. Clip battery pack onto waist belt.
2. Fully loosen all 6 head straps, then place harness on the back of the
head and pull the facepiece down over the face (Figure 4).
3. Progressively tighten the harness starting with the lower straps then
upper straps (Figure 5). Do not overtighten.
4. Perform a Negative Pressure Fit Check. See Figure 6.
5. Remove hand from filter inlet and switch ON battery pack.

FIT CHECK

Place the palm of the hand over the inlet, inhale gently and hold your
breath for five to ten seconds.
If the facepiece collapses slightly a proper fit has been achieved.
If an air leak is detected, reposition the respirator on the face and / or
re-adjust the tension of the elastic strap to eliminate the leakage.
Repeat the above fit check.
If you CANNOT achieve a proper fit DO NOT enter the hazardous area.
See your supervisor.
Users should be fit tested in accordance with national requirements.
For information regarding fit testing procedures, please contact 3M.
IN USE
Use in the power off state is not normal. However, reduced
protection is provided to allow safe exit from the contaminated
area.
Take care to prevent the battery cable from becoming looped around
protruding objects. If this should occur vacate the contaminated area and
check apparatus is undamaged.
The 'in-use' life of the product will vary with frequency and conditions of
use.
In everyday use, it is recommended that the product is discarded after
approximately 5 years service, provided the product is stored and
maintained as stated below.
Some extreme conditions may result in deterioration over a shorter
period.
DOFFING
Do not remove the facepiece, filters or turn off the air supply until you
have vacated the contaminated area.
1. Release the tension on the head straps.
2. Carefully lift facepiece off the face and remove the respirator by lifting
up and away from the face.
3. Switch off the Powered Air Turbo.
4. Unclip the battery from the waistbelt.
NOTE: If the respirator has been used in an area that has caused it
to become contaminated with a substance requiring special
decontamination procedures it should be placed in a suitable
container and sealed until it can be decontaminated or discarded.

CLEANING AND DISINFECTION

Cleaning is recommended after each use.
Use a clean cloth dampened with a mild solution of water and liquid
household soap.
If personal shower decontamination is necessary, do not allow water to
enter the filter. Use the decontamination kit (See reference leaflet).
Do not allow water to enter the inlet or outlet of the Powered Air Turbo or
to come in contact with electrical connections.
Following cleaning or decontamination procedures, ensure that electrical
connections are free from dust/water and dry as necessary.
The 3M™ 105 Wipe should be used to wipe the face seal of the product.
Disinfect respirator by soaking in a solution of quaternary ammonia
disinfectant or sodium hypochlorite or other disinfectant.
Rinse in clean, warm water and air dry at room temperature in a
non-contaminated atmosphere.
NOTICE
Do not use cleaners containing lanolin or other oils on these products.
Do not use petrol, chlorinated degreasing fluids (such as
trichloroethylene), organic solvents or abrasive cleaning agents to clean
any part of the equipment.
Do not autoclave.
MAINTENANCE
Maintenance, servicing and repair must only be carried out by properly
trained personnel.
^ Use of unapproved parts or unauthorised modification could
result in danger to life or health and can invalidate any warranty.
WHAT
Airflow Check
General Inspection
Cleaning
Disinfection
Replace facepiece valve flaps
and connector gasket
Replace Battery pack
Replace filter
The facepiece should be repaired or disposed of if damaged or defective
parts are observed. See Preparation for Use.
A maintenance record should be kept at the monthly checking stage to
comply with Health and Safety Regulations. This record should be kept
for at least 10 years.
If disposal of parts is required this should be undertaken in accordance
with local health and safety and environmental regulations.
^ DO NOT DISPOSE OF LITHIUM BATTERIES IN A FIRE OR SEND
FOR INCINERATION. Battery packs should be treated as special
waste and in accordance with your local environmental regulations.
Head Harness Removal
To remove the head harness, push the buckles forward whilst holding
the facepiece in the other hand to release the buckle from the harness
button. To replace the harness, push the buckle over the harness button
and slide under the button to lock into place. See figure 7.
Visor Replacement
Remove the screws from either side of the visor frame and remove the
two halves of the visor frame. Roll back the facepiece from the edge of
the visor and remove. To replace the visor, align the centre of the lens
with the centre line of the facepiece. The centre of the visor is marked by
2 small dots, one at the top centre and one at the bottom centre. Place
the visor into the facepiece ensuring that it is sealed on all sides and
reattach the visor frame. Replace the screws and tighten. See figure 8.
4
WHEN
Before use
Before use
Monthly if not in regular use
After use
After use if not personal equipment
Every year
After approximately 300 charges
When use-by date expires. When
device fails airflow check.