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Mustang Survival MSV971 Life Preserver and Survival Vest
Description and Maintenance Instructions
9 June 2004, Rev: 1.0
5.3.4
5.4.1
5.4.2
Visual Inspection of the Inflatable Cell
5.3.4.1 A visual inspection of the inflatable cell should consist of the following:
a. Open the protective cover by separating the Velcro™ tab at the rear and pulling the
zipper halves apart.
b. Ensure the life preserver inflatable cell is properly secured to the protective container,
with self-locking tie intact.
c. Check the cell for physical damage and excessive wear, e.g., abrasion, holes, cuts,
tears or checking. If any damage is found, the cell must be replaced.
d. Check for condition of all Radio Frequency (RF) seams and bonding. If any damage is
found (i.e. bubbling or burns in fabric, breaks, cuts or tears on weld), the cell must be
replaced.
e. Check for security of both oral inflators and that the back oral inflation valve is in the
locked closed position and the front oral inflation valve is in the locked open position.
f. Check for security of all grommets, anchor patch assemblies, and retaining patch
assemblies. If any damage is found, the cell must be replaced.
g. Remove the CO
2
cylinder and ensure the cylinder has not been fired or cylinder pierced.
h. Check for security and correct installation of the CO
2
inflation device.
i. Check for damage to the internal CO
2
cylinder mating threads. If any damage is found,
the device must be replaced.
j. Ensure the beaded CO
2
inflation handle is properly attached to the operating lever of the
CO
2
inflation device. Note any fraying at the attachment point and replace it if necessary.
k. Ensuring that the cylinder seat-sealing gasket is correctly positioned, replace the
cylinder and ensure that the witness thread or wire on the CO
2
inflation device is intact.
l. Ensure both rescue harnesses are intact and properly stored within the life preserver
protective container and that the buddy-line and whistle are intact and properly stored on
the right harness. Ensure the rescue harnesses is properly routed.
m. Refold the inflatable cell and secure it within the protective container (see section 3.2 –
Folding and Packing).
5.4 MAINTENANCE INSPECTION
Have qualified safety systems personnel perform the maintenance inspection, an in-depth
inspection, in accordance with this manual.
Perform the following tests and inspections, forming the overall maintenance inspection, in this
order:
a. Remove the inflatable cell from the protective container.
b. Perform the inflation manifold valve test as per section 5.5.
c. Perform the oral inflator valve test as per section 5.6.
d. Perform the inflatable cell test as per section 5.7.
20
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