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Survitec Group Crewsaver OFFSHORE 290 Service Manual

Lifejacket
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Crewsaver -
Servicing Manual : Offshore 290 Lifejacket
SERVICE MANUAL
OFFSHORE 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
Page
1
Date: November 2016
1
of 35
Issue No: 2

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  • Page 1 Crewsaver - Servicing Manual : Offshore 290 Lifejacket SERVICE MANUAL OFFSHORE 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 Page Date: November 2016 of 35 Issue No: 2...
  • Page 2 Crewsaver - Servicing Manual : Offshore 290 Lifejacket Service Bulletins and Amendments Register Description Date Issue 2 Reference to Venturi Vacuum System added (sections 6.1.2, 8.1.3 and Parts List) Back pressure testing of the operating head added November 2016 Page Date: November 2016 of 35 Issue No: 2...
  • Page 3 Crewsaver - Servicing Manual : Offshore 290 Lifejacket Scope This manual covers the servicing of the ALB Offshore 290 Lifejacket without any current derivatives. Index Section 1 Introduction Product Description Data Sheet General Features Donning Instructions Section 2 Service Station Guidelines On Receipt Inspection General Care Servicing Tools...
  • Page 4 Crewsaver - Servicing Manual : Offshore 290 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: Data Sheet

    Crewsaver - Servicing Manual : Offshore 290 Lifejacket Section 1.3.1 Data Sheet OFFSHORE 290N Lifejacket Features: 290N Chamber Buoyancy (each chamber): 275N Buoyancy Category: Cover Colour MCA (UK) Approved SOLAS Approved CE Approved Cylinder size Standard Automatic Hammar Automatic Manual Firing head Manual Override Oral inflation tubes Pressure relief valves (3.5 psi)
  • Page 6 Crewsaver - Servicing Manual : Offshore 290 Lifejacket Section 1.4.1 General Features - ALB Offshore 290 Lifejacket Neck padding to prevent lifejacket rubbing at back of neck. One size fits all. Cover has been ergonomically designed to create supreme shape and fit. Allows user full and unobstructed movement.
  • Page 7 Crewsaver - Servicing Manual : Offshore 290 Lifejacket Section 1 1.5.1 Donning Instructions - OFFSHORE ALB 290N ADULT 43+KG 0191/# LLOYDS REGISTER APPROVED, AUTHORISED BY MCA Close centre zip Don lifejacket like a waist coat Fasten centre buckle. ADULT 43+KG 0191/# LLOYDS REGISTER APPROVED,...

  • Page 8: Service Stations

    Crewsaver - Servicing Manual : Offshore 290 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 The temperature and humidity shall be sufficiently controlled to ensure that the servicing of inflatable Lifejackets may be carried out successfully.

  • Page 9: General Care

    Crewsaver - Servicing Manual : Offshore 290 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. 2.3.1.2 Lifejackets should have stowage facilities which are provided with a method to encourage moisture removal.
  • Page 10 Crewsaver - Servicing Manual : Offshore 290 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 11: Serial Numbers

    Crewsaver - Servicing Manual : Offshore 290 Lifejacket Section 2 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 CORD MATERIAL AUTOMATIC CAPSULE WELDS...
  • Page 12 Crewsaver - Servicing Manual : Offshore 290 Lifejacket Section 2 Lifejacket Servicing Tool Kit Lifejacket Servicing Tool Kit Cylinder Torque Strap Calibrated Socket Driver (Tighten Cylinder) UML Mk5i Auto Socket Calibrated Socket Driver Turned Socket (Remove & Replace Locking Nuts For UML & HR) Manometer Inflation Adaptor Calibrated Torque Driver...
  • Page 13 Crewsaver - Servicing Manual : Offshore 290 Lifejacket Section Unpacking the OFFSHORE ALB 290N OPENING THE LIFEJACKET COVER 1. Open the velcro tab. 2. Pull apart the zip, opening the zip via the 3 quick burst elements, holding the cover either side. 3.
  • Page 14 Crewsaver - Servicing Manual : Offshore 290 Lifejacket Section 3 Fig 3.2 Halkey Roberts Operating Head Fig. 3.2.1 Fig. 3.2.2 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 15 Crewsaver - Servicing Manual : Offshore 290 Lifejacket Section Fig 3.3 United Moulders Mk5i Operating Head Fig. 3.3.1 Fig. 3.3.2 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 16 Crewsaver - Servicing Manual : Offshore 290 Lifejacket Section Cleaning Lifejackets 4.1.1 The current standard cover of the ALB Offshore 290N is made from a polyester fabric with a polyurethane coating that can be cleaned with care. In the event that contamination is such that the materials are inherently damaged refer to section 7.

  • Page 17: Gas Cylinders

    Crewsaver - Servicing Manual : Offshore 290 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 If necessary the cover may be washed. Refer to Section 4. 5.1.3 Repairs to the outer cover are not permitted.
  • Page 18 Crewsaver - Servicing Manual : Offshore 290 Lifejacket Section Gas Cylinders (cont.) PROCEDURE FOR THE INSPECTION AND SERVICING OF MANUAL HEADS AND CYLINDERS WITH LEVELS OF CORROSION 5.3.3 INITIAL INSPECTION Unscrew the cylinder from the automatic or manual head. If corrosion is present it will be seen as one of the following: A white/grey powdery deposit on the cylinder and in the thread recess of the head.
  • Page 19 Crewsaver - Servicing Manual : Offshore 290 Lifejacket Section Gas Cylinders (cont.) 5.3.6. PROCEDURE FOR ZINC/SUPER ZINC COATING 5.3.6.1 All CO cylinders showing signs of wear and loss of Zinc/Super Zinc coating larger than 1cm are considered unfit for purpose. Acceptable wear - less than 1cm Not acceptable wear - Reject.

  • Page 20: Safety Line

    Crewsaver - Servicing Manual : Offshore 290 Lifejacket Section Oral and Relief Valves 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 Visually inspect the Operation of the Manual or Automatic Mechanism for: 5.5.1.1 Operation of the Manual override lever.
  • Page 21 Crewsaver - Servicing Manual : Offshore 290 Lifejacket Section Webbings 5.7.1 Visually inspect for damage: 5.7.1.1. Fraying 5.7.1.2. Pulled Threads 5.7.1.3. Broken Stitches Remedial Action: No repairs are allowed. In the case of damage being found, return the Lifejacket to Crewsaver. Buckles 5.8.1 Check that the single point release buckle latches and unlatches correctly.
  • Page 22 Crewsaver - Servicing Manual : Offshore 290 Lifejacket Section Inflation Chamber 6.1.1. Air Holding Test. (Both chambers must be tested independently) 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 23 Crewsaver - Servicing Manual : Offshore 290 Lifejacket Section 6.1.2 Subsequent to the air holding test in para 6.1.1 slowly inflate the lifejacket until the relief valve vents (Opens). Record the pressure reading on the manometer. 6.1.2.1. Allow the pressure to relieve through the valve until the relief valve reseats (Closes).Record the pressure reading.

  • Page 24: Outer Cover

    Crewsaver - Servicing Manual : Offshore 290 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. 7.2.2 Components attached to the inflator may be repaired in line with the limits defined below.
  • Page 25 Crewsaver - Servicing Manual : Offshore 290 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. WARNING: Only fit replacement Schrader valves obtained from Crewsaver.
  • Page 26 Crewsaver - Servicing Manual : Offshore 290 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 27 Crewsaver - Servicing Manual : Offshore 290 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 28 Crewsaver - Servicing Manual : Offshore 290 Lifejacket Section Fig 8.3 United Moulders Mk5i Operating Head Fig. 8.2.1 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 29 Crewsaver - Servicing Manual : Offshore 290 Lifejacket Section 8 Fig 8.3 United Moulders Mk5i 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 30 Crewsaver - Servicing Manual : Offshore 290 Lifejacket Section Fig 8.3 Repacking the Offshore 290N Manual head on back Auto head on Front Light Zipper A. Ensure dust caps are fitted to Oral tubes. Following inspection of the lifejacket. Lay the deflated jacket out on a flat dry surface.
  • Page 31 Crewsaver - Servicing Manual : Offshore 290 Lifejacket Section Fig 8.3 Repacking the Offshore 290N (cont.) Fold the inner edge back on its self.. . Fold the left inner edge of Chamber to the left as far as it will go. Fold left outer edge of chamber and tuck outer edge into cover.
  • Page 32 Crewsaver - Servicing Manual : Offshore 290 Lifejacket Section Fig 8.3 Repacking the Offshore 290N (cont.) Zip cover up to the oral tube and close velcro burst tabs. Fold in the corners of the top of the inflation chamber. Ensure light water activator is layed on top of the folded chamber with the cord placed to avoid any snags.
  • Page 33 Crewsaver - Servicing Manual : Offshore 290 Lifejacket Section Fig 8.3 Repacking the Offshore 290N (cont.) Fold in the corners of the top of the inflation chamber. Zip cover up to the oral tube and close velcro burst tabs. Ensure light water activator is layed on top of the folded chamber with the cord placed to avoid any snags.
  • Page 34 Crewsaver - Servicing Manual : Offshore 290 Lifejacket Section Fig 8.3 Repacking the Offshore 290N (cont.) Zip up the rest of the cover so that the zipper end comes Fold the inside edge of the chamber back on its self. to the yellow marker at the end of the zip.

  • Page 35: Parts List

    Crewsaver - Servicing Manual : Offshore 290 Lifejacket Section Parts List Product Description Part Number 60 gram CO Cylinder 12050 Halkey Roberts Manual Head 1 0550 Manual Head Retaining Clip 1 0210 Manual Head Bottom Sealing Gasket 1 0096 Manual Head Top Sealing Gasket 1 0097 Manual Head Cylinder Sealing Gasket 1 0382...

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