Sundstrom SR540 Manual de usuario
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2009-01-26 / RK
OI06H-0518 SR 540
Revision:
02
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2014-02-05 / PA
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Operating instruction
SR 540 Face Shield
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OI06H-0518 SR 540
Revision:
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2014-02-05 / PA
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General information
The SR 540 together with fan unit SR 500 and approved filters are
included in the Sundström fan-assisted respiratory protective device
system conforming to EN 12941/EN 12942:1998 class TH3.
SR 540 together with compressed air attachment SR 507 and
breathing hose SR 358/SR 359/SR 360 are included in the
Sundström compressed air-fed respiratory device system
conforming to EN 14594:2005 class 3A/3B.
This combination gets a respiratory with continuous flow to a
compressed air fed respiratory device.
SR 540 is in one size.
When selecting equipment for SR 540 some of the factors that
should be taken into account are as follows:
•Type of pollutant
•Concentrations
•Work intensity
•Protection requirements in addition to respiratory protective advice.
Risk analysis should be carried by a person who has suitable
training and experience in the area.
Instructions for use for SR 540 should be read before use.
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2014-02-05 / PA
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2.1 Unpacking SR 540
2.2 Packing list
Check that the equipment is complete in
accordance with the packing list and
has not been damaged in transport.
Packing list:
•Face shield
•Breathing hose.
•Visor
•User instructions
•Cleaning tissue
•Protective film
2.3 Assembly
Check that the O-ring of the hose is in
place.
Check that the flat gasket is ok and in
place at the other end.
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Connect the end with the flat gasket to
the face shield.
Turn it clockwise about 1/8 of a turn.
The hose is now connected to the face
shield.
Visor
Remove the closing panels by pushing
them forward with your thumb.
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Remove the protective film from the
visor.
Secure the visor to the fixed mounting.
Then put the visor to the over-centre
mounting.
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Tension the visor by moving the lever
downward as far as it will go.
Check that the visor is firmly in contact
with the visor opening seal all around.
Fit the closing panels by pushing them
into place with your fingers. A clicking
sound indicates that they are in place.
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Connect the hose to the fan unit and turn
it clockwise about 1/ 8 of a turn.
Flow control
Place the head top in the flow meter and
start the fan unit.
Grip the lower part of the bag to seal
around the breathing hose.
Grip the flow meter tube with the other
hand so that the tube points vertically
upwards from the bag.
Read the position of the ball in the tube.
This should hover at a level with or
slightly above the upper marking on the
tube.
If minimum flow is not achieved,
check that:
–The flow meter is held upright.
–The ball moves freely.
–The bag seals well around the hose.
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2.4 Putting the face shield on
Raise the visor and put the face shield
on.
If necessary, adjust the head harness in
height by lengthening or shortening the
strap for the top of the head.
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If necessary, adjust the circumference of
the head harness by means of the knob
at the rear of the head harness.
Lower the visor unit by pulling the face
seal down under your chin.
A clicking sound indicates that the visor
unit has been lowered fully.
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Insert a finger between your chin and the
face seal and run the finger along the
contact surface of the face seal all the
way round to check that it fits well
against the face.
Check that the breathing hose runs
along your back and that it is not twisted.
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