18
Visual Inspections
G1 Industrial SCBA
US
4.4
Cylinder and Valve Assembly
(1) Check the hydrostatic test date on the cylinder approval sticker located on the cylinder neck.
Cylinders must be tested every five years.
(2) Ensure the needle and gauge face on the cylinder valve gauge are clearly visible and that the
gauge stem is not bent.
(3) Ensure the rubber boot is present and secure. If the boot is missing, remove from service until a
new one is installed.
It is also essential that the required inspections and tests be performed on all SCBA cylinders in accor-
dance with Department of Transportation (DOT) regulations. DOT regulations require that composite
cylinders be retired from service after the fifteenth year. This does not include cylinder valve assem-
blies that may be reused. Contact an MSA distributor or sales associate for more information
regarding this policy.
4.5
Carrier and Harness Assembly
(1) Operate the cylinder band assembly to ensure that it opens and closes properly and that it holds
the cylinder securely.
(2) Inspect the pressure reducer cover. Ensure that the retaining hardware is present and properly
secured.
4.6
Airline Connector (if equipped)
(1) Inspect the hose for any signs of visible damage.
(2) Inspect the hose connections. Ensure that the hose is properly secured.
(3) Inspect the quick connect fitting. Ensure that the fitting is secure and that its opening is clear and
free of debris and other contaminants.
(4) Inspect the pressure relief valve. Ensure that the relief holes are clear and free of debris or other
contaminants. Ensure that the pressure relief valve is properly secured.
4.7
ExtendAire II (if equipped)
(1) Inspect the hose for any signs of visible damage.
(2) Inspect the ExtendAire II quick connect fittings. Ensure that the fittings are secure and that the
openings are clear and free of debris and other contaminants.
(3) Inspect the dust cover for rubber deterioration, dirt, cracks, tears, or tackiness.
(4) Inspect the pressure relief valve. Ensure that the relief holes are clear and free of debris or other
contaminants. Ensure that the pressure relief valve is properly secured.
(5) Inspect the pouch for cuts, tears, abrasions, or signs of damage. Ensure that the pouch is prop-
erly secured and the hose and manifold are properly stored.
4.8
ExtendAire II Airline Connector (if equipped)
(1) Inspect the ExtendAire II airline connect quick connect fittings. Ensure that the fittings are secure
and that the openings are clear and free of debris and other contaminants.
(2) Inspect the dust cover for rubber deterioration, dirt, cracks, tears, or tackiness.