Parts Identification; Warranty; Technical Description; General - Scott Safety RAS ASBESTOS Benutzerhandbuch

RAS ASBESTOS
1.7
SPARE PARTS AND
ACCESSORIES
Customer Services provide an efficient,
friendly, customer contact point for ordering
new apparatus,
accessories. The team can also provide

general

information
products.
1.8

WARRANTY

The products manufactured at our factories
in Skelmersdale and
warranty of 12 months (unless stated
otherwise) for parts, labour and return to
site. The warranty period runs from the date
of purchase by the end user.
These products are warranted to be free
from defects in materials and workmanship
at the time of delivery. Scott Safety will be
under no liability for any defect arising from
wilful damage, negligence,
working conditions, failure to follow the
original manufacturer's instructions, misuse
or unauthorised alteration or repair.
Evidence of purchase date will need to be
provided for any claims arising during the
warranty period. All warranty claims must
be directed through Customer Services
and in accordance with our sales return
procedure.
2 TECHNICAL
DESCRIPTION
2.1
GENERAL
RAS ASBESTOS is a positive pressure
airline apparatus with a bandolier and
waistbelt harness. The supply airline hose
connects to a CEN connector that supplies
the facemask mounted demand valve via a
length of medium pressure air hose. The
facemask with filter and can be fitted with a
suitable Scott Safety Particulate filter when
entering, or leaving the hazard area with
the airline disconnected. In this mode the
facemask functions as a negative pressure
device.
WARNING: RAS ASBESTOS must not
be used in oxygen
hazardous atmospheres
disconnected from the Airline supply.
spare parts and
on Scott Safety
Vaasa carry a
abnormal
deficient or
when
A NRV in the airline connector prevents
contaminant entering the breathing hose
while the wearer is disconnected from the
airline.
RAS ASBESTOS has an additional high
efficiency particle filter in the medium
pressure tube that removes contaminant,
such as asbestos dust, that may have
gained access to the airline supply. This
filter must be renewed annually during the
annual service or if the filter is visually
excessively contaminated.
2.2

FILTERS

The service life of the filters is dependent
on the environment and the use-by-date
marked on the filter.
damaged, wet, clogged, or time expired
filters.
The filter screws into the facemask's screw
connector. A filter cover is provided to
preserve the filter when an airline is in use.
A blank-plug is provided to seal the mask
when a filter is not fitted.
conform to EN14387:2004+A1:2008
EN143 with an EN148-1 standard thread
and must be appropriate for the known
work place hazards.
RAS ASBESTOS apparatus may be used
with up to 90 metres (297 feet) of medium
pressure airline hose, with a burst pressure
in excess of 80 bar.
When likely to come into contact with
corrosive fluids
recommended that only anti-static hoses
are used.
2.3

DEMAND VALVE HOSE

The hose has a working pressure of 16 bar
and a burst pressure in excess of 80 bar.
The airline manifold assemblies have an
integral particle filter to remove contaminant
from the air supply.
The RAS ASBESTOS airline manifold
assemblies incorporate a NRV.
2.4

DEMAND VALVE (DV)

The DV operates in conjunction with the
exhale valve in the facemask to maintain a
positive pressure within the facemask.
2
DO NOT use
Filters must
or materials, it
or
is