SIGMA 2
14
3. Close cylinder valve and monitor the
pressure gauge for one minute. Check that
the pressure does not drop by more than 10
bar (one gauge division) in this time.
4. If apparatus fails this test it must be
withdrawn from service and returned for
servicing.
5. Gently lift the yellow DV cap and
allow air to vent from system. Check
pressure gauge and ensure that the
warning whistle sounds clearly between 50
and 60 bar.
6.7 RECORD TEST DETAILS
Record test details in accordance with local
regulations in a breathing apparatus
logbook (available from Scott Health and
Safety Limited under Article Number
1034745).
Information recorded usually includes:
• Name and address of employer
responsible for the apparatus.
• Make, model number or mark of the
apparatus, together with a description
of any distinguishing features,
sufficient to enable clear identification.
• The date of the examination together
with the name, signature or unique
authentication mark of the examiner.
• The condition of the apparatus and
details of any defects found and any
remedial action taken.
• Cylinder air pressure.
6.8 STORAGE
The apparatus must be stored in a clean,
dry environment away from direct heat and
sunlight.
Storage temperature should not exceed
+40°C to -10°C.
7. SCHEDULED
MAINTENANCE
7.1 MONTHLY
The apparatus should be examined and
tested at least once a month in accordance
with the instructions given in this manual
under Check Apparatus.
Details of such checks should be recorded
within the appropriate register and a copy
kept for future inspection. Please see
Section 6.7 for details.
7.2 ANNUALLY
The apparatus must be tested and
components replaced in accordance with
the SIGMA 2 Service Schedule, contained
within the SIGMA 2 Service Manual. Please
refer to notes under Personnel Training and
Servicing at the beginning of this manual for
further details.
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