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Survitec Group Crewsaver Crewfit 290N Service Manual

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Crewsaver -
Servicing Manual : Crewsaver Crewfit 290N Lifejacket
SERVICE MANUAL
CREWFIT 290 LIFEJACKET
Survitec House, Lederle Lane, Gosport,
Hants. PO13 0FZ, England.
Tel: +44 (0) 1329 820000 Fax: +44 (0) 1329 236218
email: crewsaver@survitecgroup.com
Web: www.crewsaver.com
Date: November 2016
Page
Issue No: 3
1
of 51

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  • Page 1 Crewsaver - Servicing Manual : Crewsaver Crewfit 290N Lifejacket SERVICE MANUAL CREWFIT 290 LIFEJACKET Survitec House, Lederle Lane, Gosport, Hants. PO13 0FZ, England. Tel: +44 (0) 1329 820000 Fax: +44 (0) 1329 236218 email: crewsaver@survitecgroup.com Web: www.crewsaver.com Date: November 2016...
  • Page 2 Crewsaver - Servicing Manual : Crewsaver Crewfit 290N Lifejacket Service Bulletins and Amendments Register Description Date Issue 2 Page 4 - change in procedure for accessing manuals on the Sept 2014 website. Section 8.1.3.3 - change of procedure for replacing CO cylinders on Hammar mechanisms.
  • Page 3 Crewsaver - Servicing Manual : Crewsaver Crewfit 290N Lifejacket Scope This manual covers the servicing of the Crewfit 290N lifejacket without any current derivatives. Index Section 1 Introduction Product Description Data Sheet General Features Donning Instructions Section 2 Service Station Guidelines...
  • Page 4 Crewsaver - Servicing Manual : Crewsaver Crewfit 290N Lifejacket Section Introduction 1.1.1. This Service Manual will be published on the Crewsaver website (www.crewsaver.com). Click on PARTNER AREA/LOGIN at the top of the screen. Personnel who have been trained in the servicing procedures for this lifejacket will be issued with a Username and Password to enable them to access the download section.
  • Page 5 Crewsaver - Servicing Manual : Crewsaver Crewfit 290N Lifejacket Section 1.3.1 Data Sheet Crewfit 290N Features: 290N Chamber Buoyancy: 275N Buoyancy Category: Red or blue Cover Colour MCA (UK) Approved SOLAS Approved CE Approved Cylinder size According to Standard Automatic...
  • Page 6 Crewsaver - Servicing Manual : Crewsaver Crewfit 290N Lifejacket Section 1.4.1 General Features - Crewfit 290 Non Harness 40mm Polypropylene Back Strap / Inflation Polyester Cover Chamber Retainer with Zip and Velcro Closure SS40 Buckle 40mm Polyester Belt Heat Seal 275N logo...
  • Page 7 Crewsaver - Servicing Manual : Crewsaver Crewfit 290N Lifejacket Section 1.4.2 General Features - Crewfit 290 Harness 40mm Polypropylene Back Strap / Inflation Chamber Retainer Polyester Cover with Zip and Velcro Closure 50mm Stainless Steel Square Link and Three 50mm Nylon Belt...
  • Page 8 Crewsaver - Servicing Manual : Crewsaver Crewfit 290N Lifejacket Section 1.4.2 General Features - Crewfit 290 Fire Resistant 40mm Polypropylene Back Strap / Inflation Chamber Aluminised cloth Retainner with Zip and Velcro Closure SS40 Buckle 40mm Polyester Belt ADULT 43+KG...
  • Page 9 Crewsaver - Servicing Manual : Crewsaver Crewfit 290N Lifejacket Section 1.5.1 Donning Instructions - Crewfit 290N DONNING YOUR CREWFIT 290N LIFEJACKET ADJUSTING AND FITTING YOUR LIFEJACKET Date: November 2016 Page Issue No: 3 of 51...
  • Page 10 Crewsaver - Servicing Manual : Crewsaver Crewfit 290N Lifejacket Section Service Stations 2.1.1 Service stations shall comply with the following as a minimum; 2.1.1.1 Servicing of Inflatable Lifejackets shall be carried out in a fully enclosed area only. 2.1.1.2 The area shall be well lit and protected from direct sunlight 2.1.1.3...
  • Page 11 Crewsaver - Servicing Manual : Crewsaver Crewfit 290N Lifejacket Section General Care 2.3.1 The Lifejacket should be stowed in accordance with the manufacturer’s instructions 2.3.1.1 Lifejackets should be stowed in a dry compartment. Avoid high humidity, such as a car boot.
  • Page 12 Crewsaver - Servicing Manual : Crewsaver Crewfit 290N Lifejacket Section Lifejacket Servicing Tools Fig. 2.4 Table of Tools Required Description Type Crewsaver Servicing Tool Kit A fine screw driver or tool suitable for removing gaskets Boning tool Roller Brushes Scissors or good quality trimming shears “Chinagraph”...
  • Page 13 Crewsaver - Servicing Manual : Crewsaver Crewfit 290N Lifejacket Section 2 Crewsaver CERTIFICATE NUMBER: LIFEJACKET SERVICING SCHEDULE W/O Number: TYPE CUSTOMER VESSEL LAST SERVICED BY DATE OF LAST SERVICE SERIAL NUMBER/S: COMMENTS COMMENTS CHAMBER INSPECTION INFLATION MECHANISM GENERAL CONDITION OPERATING MECHANISM...
  • Page 14 Crewsaver - Servicing Manual : Crewsaver Crewfit 290N Lifejacket Section 2 Lifejacket Servicing Tool Kit Cylinder Torque Strap Calibrated Socket Driver (Tighten Cylinder) UML Mk5 Auto Socket Calibrated Socket Driver Turned Socket (Remove & Replace Locking Nuts For UML & HR)
  • Page 15 Crewsaver - Servicing Manual : Crewsaver Crewfit 290N Lifejacket Section Unpacking 3.1.1 Starting at the inflation mechanism side of the outer cover, unpeel the velcro or pull the zips apart (zipped version only), exposing the operating head and cylinder. Care should be taken not to snag the firing line.
  • Page 16 Crewsaver - Servicing Manual : Crewsaver Crewfit 290N Lifejacket Section Fig 3.1 Unpacking the Crewfit 290 Standard Fig. 3.1.1 Fig. 3.1.2 Fig. 3.1.3 Fig. 3.1.4 Date: November 2016 Page Issue No: 3 of 51...
  • Page 17 Crewsaver - Servicing Manual : Crewsaver Crewfit 290N Lifejacket Section 3 Fig 3.3 Halkey Roberts Operating Head Fig. 3.3.1 Fig. 3.3.2 Unscrew the 60 gram cylinder from the manual firing head. Check Unscrew the valve retaining nut from the top of to see if the cylinder has been used.
  • Page 18 Crewsaver - Servicing Manual : Crewsaver Crewfit 290N Lifejacket Section Fig 3.4 United Moulders Mk5 Operating Head Fig. 3.4.1 Fig. 3.4.2 Unscrew the Automatic firing capsule from the end of the Unscrew the 60 gram cylinder from the automatic operating head. This should only be done after the test operating head.
  • Page 19 Crewsaver - Servicing Manual : Crewsaver Crewfit 290N Lifejacket Section 3 Fig 3.5 Hammar Operating Head Fig. 3.5.1 Fig. 3.5.2 Locking ring Place the lifejacket on a smooth, Insert metal key as shown in 2a and turn the key counter-clockwise flat surface and wipe off any water.
  • Page 20 Crewsaver - Servicing Manual : Crewsaver Crewfit 290N Lifejacket Section Cleaning Lifejackets 4.1.1 The current standard cover of the Crewfit 290N is made from a polyester fabric with a polyurethane coating that can be cleaned with care. The cover of the Crewfit 290N Advanced is made from a PU coated nylon material.
  • Page 21 Crewsaver - Servicing Manual : Crewsaver Crewfit 290N Lifejacket Section Outer Cover Inspection 5.1.1 Visually inspect the cover material for wear, abrasion, pulled threads, contamination, cuts and holes. 5.1.2 Carefully examine the zips and the slider for wear, broken teeth or slider and worn or fraying tape.
  • Page 22 Crewsaver - Servicing Manual : Crewsaver Crewfit 290N Lifejacket Section Mouth Inflation Valve 5.4.1 Visually inspect for damage. 5.4.2 Test in accordance with Section 6. Remedial Action: These items are not repairable. Refer to Section 9 for replacement part. Inflation System 5.5.1...
  • Page 23 Crewsaver - Servicing Manual : Crewsaver Crewfit 290N Lifejacket Section Webbings 5.6.1 Visually inspect for damage: 5.6.1.1. Fraying 5.6.1.2. Pulled Threads 5.6.1.3. Broken Stitches Remedial Action: No repairs are allowed. In the case of damage being found, return the Lifejacket to Crewsaver.
  • Page 24 Crewsaver - Servicing Manual : Crewsaver Crewfit 290N Lifejacket Section 5.10 Lights (cont.) 5.10.1 Below is the example of an L6 light (with manual operation) and a description of testing. 5.10.1.2 Inspect the light for any signs of damage. If there are chips or cracks the light must be replaced.
  • Page 25 Crewsaver - Servicing Manual : Crewsaver Crewfit 290N Lifejacket Section Inflation Chamber 6.1.1. Air Holding Test. 6.1.1.1 Connect through a suitable Tee piece and adaptor, the oral tube with the oral valve in the open position, to a graduated water manometer (or a similar digital device for measuring back pressure).
  • Page 26 Crewsaver - Servicing Manual : Crewsaver Crewfit 290N Lifejacket Section 6.1.1.7. If Lifejacket fails the Air holding test inspect as follows. 6.1.1.7.1 With the lifejacket inflated carefully brush or spray the surface with a weak solution of soap and water or alternatively lower the lifejacket into a tank of water to observe for bubbles.
  • Page 27 Crewsaver - Servicing Manual : Crewsaver Crewfit 290N Lifejacket Section Outer Cover 7.1.1 No repairs are permitted to the outer cover. Inflation Chamber 7.2.1 No repairs are permitted to the inflator fabric or its assembly, due to the construction of this lifejacket.
  • Page 28 Crewsaver - Servicing Manual : Crewsaver Crewfit 290N Lifejacket Section Inflation System 7.5.1 A Schrader core is located inside the Valve Stem. 7.5.1.1 Remove and replace using the calibrated torque driver for Schrader valves set to 0.32 - 0.36 Nm. Refer to Section 9 for the Part No. of the replacement part.
  • Page 29 Crewsaver - Servicing Manual : Crewsaver Crewfit 290N Lifejacket Section Assembly 8.1.1 Ensure the whistle is positioned and tied in correctly. 8.1.2 Expel the air from the chamber by inverting the dust cap on the oral tube. Lifejackets may also be deflated using the Crewsaver Venturi Vacuum System.
  • Page 30 Crewsaver - Servicing Manual : Crewsaver Crewfit 290N Lifejacket Assembly 8.1.3.2.10 Fit the gas cylinder to the firing mechanism by hand then check using the torque wrench and head adaptor from the tool kit (4Nm). The operating head is gripped in one hand and the cylinder tightened using the torque wrench with the cylinder tightening tool held in the other hand.
  • Page 31 Crewsaver - Servicing Manual : Crewsaver Crewfit 290N Lifejacket Section 8 Fig 8.2 Halkey Roberts Operating Head Fig. 8.2.1 Following the inspection and testing procedures for Halkey Roberts Manual operating heads as detailed in Section 5 and 6. Fit the retaining clip or pin. Both the green retaining u- shaped clip and the green retaining pin, perform the same job, either may be fitted.
  • Page 32 Crewsaver - Servicing Manual : Crewsaver Crewfit 290N Lifejacket Section Fig 8.3 United Moulders Mk5 Operating Head Fig. 8.3.1 Check that the cylinder sealing gasket in the end of the operating head has been correctly fitted, or replaced if necessary. Fit the 60 gram CO cylinder.
  • Page 33 Crewsaver - Servicing Manual : Crewsaver Crewfit 290N Lifejacket Section 8 Fig 8.3 United Moulders Mk5 Operating Head Fig. 8.3.5 Check the bottom O-ring seal is in place. Before fitting the operating head onto the manifold, check that the Schrader valve is fitted.
  • Page 34 Crewsaver - Servicing Manual : Crewsaver Crewfit 290N Lifejacket Section 8 Fig 8.4 Hammar Operating Head Fig. 8.4.1 Fig. 8.4.2 Fig. 8.4.3 Green Indicator Water inlet valve Caution: Do Not turn Single center shaft point indicator Check that the indicator is green.
  • Page 35 Crewsaver - Servicing Manual : Crewsaver Crewfit 290N Lifejacket Section Fig 8.5 Repacking the Crewfit 290N Standard Automatic Retain the Spray Hood (if fitted) using the Velcro tabs Following inspection of the lifejacket, lay the deflated (A) that are attached inside and outside of the hood.
  • Page 36 Crewsaver - Servicing Manual : Crewsaver Crewfit 290N Lifejacket Section Fig 8.5 Repacking the Crewfit 290N Standard Automatic (cont.) Fold the remaining inside edge over so that half the Fold the inside corner up at 45º. cover is visible. Hold the folded chamber and fold the inside cover Tuck the remainder of the chamber that extends over to the outside edge.
  • Page 37 Crewsaver - Servicing Manual : Crewsaver Crewfit 290N Lifejacket Section Fig 8.5 Repacking the Crewfit 290N Standard Automatic (cont.) Close the cover by running the zip from the bottom of Fold the outside edge of the chamber over. the cover up to the end of the zip and back. Tuck the excess zip inside the cover ensuring the lanyard is visible.

  • Page 38: Fig

    Crewsaver - Servicing Manual : Crewsaver Crewfit 290N Lifejacket Section Fig 8.5 Repacking the Crewfit 290N Standard Automatic (cont.) Hold the folded chamber and fold the inside cover Fold the remainder of the chamber that extends over to the outside edge. Close the flap over the end outside the cover, into the centre of the folded of the zip/velcro to hold the cover.

  • Page 39: Fig

    Crewsaver - Servicing Manual : Crewsaver Crewfit 290N Lifejacket Section Fig 8.5 Repacking the Crewfit 290N Standard Automatic (cont.) Fold the remaining exposed inflation chamber into the Above shows the lifejacket packed with the lanyard cover following the outer shape of the cover in and exposed and the ends of the zips tucked away inside down each leg.

  • Page 40: Fig

    Crewsaver - Servicing Manual : Crewsaver Crewfit 290N Lifejacket Section Fig 8.6 Repacking the Crewfit 290N Hammar Retain the Spray Hood (if fitted) using the Velcro tabs Following inspection of the lifejacket, lay the deflated (A) that are attached inside and outside of the hood.

  • Page 41: Fig

    Crewsaver - Servicing Manual : Crewsaver Crewfit 290N Lifejacket Section Fig 8.6 Repacking the Crewfit 290N Hammar (cont.) Fold the remaining inside edge over so that half the Fold the inside corner up at 45º. cover is visible. Hold the folded chamber and fold the inside cover...
  • Page 42 Crewsaver - Servicing Manual : Crewsaver Crewfit 290N Lifejacket Section Fig 8.6 Repacking the Crewfit 290N Hammar (cont.) Close the cover by running the zip from the bottom of Fold the outside edge of the chamber over. the cover up to the end of the zip and back. Tuck the excess zip inside the cover ensuring the lanyard is visible.
  • Page 43 Crewsaver - Servicing Manual : Crewsaver Crewfit 290N Lifejacket Section Fig 8.6 Repacking the Crewfit 290N Hammar (cont.) Fold the remainder of the chamber that extends Hold the folded chamber and fold the inside cover outside the cover, into the centre of the folded over to the outside edge.
  • Page 44 Crewsaver - Servicing Manual : Crewsaver Crewfit 290N Lifejacket Section Fig 8.6 Repacking the Crewfit 290N Hammar (cont.) Fold the remaining exposed inflation chamber into the Above shows the lifejacket packed with the lanyard cover following the outer shape of the cover in and exposed and the ends of the zips tucked away inside down each leg.
  • Page 45 Crewsaver - Servicing Manual : Crewsaver Crewfit 290N Lifejacket Section Fig 8.7 Repacking the Crewfit 290N Fire Retardant Fold the outer edge of the inflation chamber in over the Fold the bottom of the left hand inflation chamber up and operating head.
  • Page 46 Crewsaver - Servicing Manual : Crewsaver Crewfit 290N Lifejacket Section Fig 8.7 Repacking the Crewfit 290N Fire Retardant (cont.) Hold the folded chamber and fold the inside cover, Tuck the remainder of the chamber that extends outside together with the foam protector (F), over to the outside the cover between the partially folded chamber and the edge.
  • Page 47 Crewsaver - Servicing Manual : Crewsaver Crewfit 290N Lifejacket Section Fig 8.7 Repacking the Crewfit 290N Fire Retardant (cont.) Fold the remainder of the chamber that extends outside Fold the remaining inside edge of the inflation chamber the cover, into the centre of the folded chamber, tucking over exposing half of the cover.
  • Page 48 Crewsaver - Servicing Manual : Crewsaver Crewfit 290N Lifejacket Section Fig 8.7 Repacking the Crewfit 290N Fire Retardant (cont.) Fold the remainder of the collar down towards the neck Fold the inflation chamber down towards the neck. and close the centre part of the cover by pushing the velcro together.
  • Page 49 Crewsaver - Servicing Manual : Crewsaver Crewfit 290N Lifejacket Section Parts List Part No. Part No. Description 60gm CO Cylinder 12050 Halkey Roberts 840 Manual 10550 operating head Operating Head sealing washer Top. 10097 10098 Operating Head sealing washer Bottom...
  • Page 50 Crewsaver - Servicing Manual : Crewsaver Crewfit 290N Lifejacket Parts List Part No. Part No. Description Auto Head Sealing Gasket (Top and 10373 Bottom) 11048 UM Mk5 Auto Head Cutter ‘O’ Ring Hammar automatic cap MA1 11034 Hammar Back Plate MA1 with...
  • Page 51 Crewsaver - Servicing Manual : Crewsaver Crewfit 290N Lifejacket Parts List Part No. Part No. Description Back pressure test unit 900031 900030 Hammar cylinder tightening tool Manometer 11056 11054 Valve extraction tool 10252 Pressure measuring Adaptor Date: November 2016 Page...