Servicing Manual: Crewsaver Voyager 275 Lifejacket
Project No: 00154
Date: November 2016
Issue No: 2
Page
of 36
25
6.3
Inflation Mechanisms
6
Section
6.2
Valves
6.1.3
If the test is satisfactory deflate the Lifejacket in preparation for re-assembly. Refer to Section 8.
6.1.3.1. Insert the inverted oral valve dust cap into the top of the oral valve and expel the air.
Lifejackets may
also be deflated using the Venturi Vacuum System. For the part number, refer to Section 9.
6.1.4
Effect repairs in accordance with the Repair Procedures within the limits defined in Section 7.
6.1.5
Subsequent to remedial action being taken (see Section 7), retest the lifejacket in accordance with
Section 6.
6.2.1. Oral Valve.
6.2.1.1. When removing the test adapter from each oral valve check that the oral valve reseats. If in
doubt
this may be checked by placing the valve underwater.
6.2.2 Schraeder Valve.
6.2.2.1 Should a leak be found in the Scraeder valve the faulty core must be removed and a new valve
inserted using the Torque Screwdriver from the tool kit.
6.3.1 Operational Test for Halkey Roberts Manual Operation.
6.3.1.1 Remove the operating mechanism from the lifejacket. With the cylinder also removed, pull the
lever
on the side of the operating head, and check that the firing pin is visibly moving inside the open
end.
6.3.1.2 If the lever does not move, or the firing pin is not clearly moving, the operating head must be
replaced. Refer to Section 9 for part number.
6.3.2 Operational Test for Crewsaver Mk5 Automatic Operating Heads (to be performed when capsules have
expired).
6.3.2.1 Remove the operating mechanism from the lifejacket and remove the cylinder.
6.3.2.2. Assemble the expired capsule onto the body of the operating mechanism.
6.3.2.3 Place the complete unit into water and check that the unit operates within 5 seconds.
6.3.2.4 If the mechanism fails to pass this repeat test replace the complete unit. Refer to Section 9 for
part Number of the replacement part.
NOTE: all failures of this test must be reported to Crewsaver. Crewsaver may require the failed
units to be returned, please do not discard.
6.5.1 If the retro reflective tape shows any signs of degradation the following tests shall be carried out in
accordance with Marine Guidance Note MGN 105 (M+F) Issued by the UK Marine and Coast guard
Agency March 1999.
6.5.1.1 Place a new piece of the same retro-reflective material to, and on the same plane as, a
representative piece of material fitted to the appliance.
6.5.1.2 Pour water over both pieces of material.
6.5.1.3 Using a powerful torch or "Aldis" lamp held at eye level, compare the performance of the two
pieces of material from a distance of 10 Metres.
6.5.1.4 If a noticeable deterioration in performance is observed then the retro-reflective material on the
appliance should be replaced.
6.5.1.5 Dry off the lifejacket before repacking.
6.4
Retro Reflective Tape
