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Crewsaver CWX 150N Service Manual

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Crewsaver -
Servicing Manual : Crewsaver CWX 150N Lifejacket
SERVICE MANUAL
CWX 150N 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 32

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  • Page 1 Crewsaver - Servicing Manual : Crewsaver CWX 150N Lifejacket SERVICE MANUAL CWX 150N 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 CWX 150N Lifejacket Service Bulletins and Amendments Register Description Date Issue 2 Section 6.5 - Expired L6 Lights to be replaced by April 2014 CSL Lights. Issue 3 Reference to Venturi Vacuum System added (sections 6.1.2, 8.1.2 and Parts List)
  • Page 3 Crewsaver - Servicing Manual : Crewsaver CWX 150N Lifejacket Scope This manual covers the servicing of the CWX range of 150N lifejackets without any current derivatives. Index Section 1 Introduction Product Description Data Sheet General Features Donning Instructions Section 2...

  • Page 4: Product Description

    Username and Password to enable them to access the download section. Each manual carries an Issue Number and records of issue are logged by Crewsaver to ensure that the service network maintains correct and up to date servicing information. Emails will be sent regarding any new Issues.

  • Page 5: Data Sheet

    Crewsaver - Servicing Manual : Crewsaver CWX 150N Lifejacket Section Data Sheet CWX 150N Lifejackets Features: 150N Chamber Buoyancy: 150N Buoyancy Category: Red or Blue Cover Colour MCA (UK) Approved SOLAS Approved CE Approved Cylinder size According Standard Automatic to customer...
  • Page 6 Crewsaver - Servicing Manual : Crewsaver CWX 150N Lifejacket Section 1.4.1 General Features - CWX 150N Non Harness 50mm Polyprop Backstrap Integral Crutch Strap 50mm Polyprop Belt SR Buckle CWX I50 Firing Head Lifting pull toggle Becket ADULT 76-132cm > 40 kg...
  • Page 7 Crewsaver - Servicing Manual : Crewsaver CWX 150N Lifejacket Section 1.4.2 General Features - CWX 150N Harness 50mm Black Nylon Harness Integral Crutch Strap Square Link 50mm Black Nylon & 3 Bar Link belt CWX I50 D-Loop Lifting Firing Head...
  • Page 8 Crewsaver - Servicing Manual : Crewsaver CWX 150N Lifejacket Section Donning Instructions - CWX 150N Non-Harness and Harness Step 1) Don like a waist coat, inserting your arms between straps and jacket. Step 2) Close the front buckle. The manual pull lanyard should be visible on your lower right side.

  • Page 9: Service Stations

    2.2.7 Damaged areas shall only be marked using wax based crayon. Marks shall be with a small circle or cross. Ballpoint, rollerball or other forms of ink shall not be used. If in doubt refer to Crewsaver for guidance. 2.2.8 Repairs to the outer cover are limited to that detailed in section 7.1.

  • Page 10: General Care

    Crewsaver - Servicing Manual : Crewsaver CWX 150N 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 11 1 off FR steel cabinet (adhesive store) 1 off HD industrial sewing machine (e.g. Singer 96K, Juki, Durkopp etc.) N.B. In case of difficulty contact Crewsaver direct (Not sewing machines, cabinets or tables - these parts may be sourced locally.) Note: Prior consent to carry out any repairs must be pre-approved by Crewsaver.
  • Page 12 Crewsaver - Servicing Manual : Crewsaver CWX 150N Lifejacket Section 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 13 Crewsaver - Servicing Manual : Crewsaver CWX 150N Lifejacket Section 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)
  • Page 14 Crewsaver - Servicing Manual : Crewsaver CWX 150N Lifejacket Section Unpacking 3.1.1 Starting at the inflation mechanism side of the outer cover, unpeel the velcro exposing the operating head and cylinder. Care should be taken not to snag the firing line.
  • Page 15 Crewsaver - Servicing Manual : Crewsaver CWX 150N Lifejacket Section Fig 3.2 United Moulders Manual Operating Head ‘Cylinder CO cylinder Retaining Nut O’-Ring Seal Indicator Clip Manual Pull Cord and Toggle Unscrew the 33 gram cylinder from the manual firing head. Once the cylinder has been removed inspect the cylinder O-Ring seal.
  • Page 16 Crewsaver - Servicing Manual : Crewsaver CWX 150N Lifejacket Section Fig 3.3 United Moulders Mk5i Operating Head H section Retaining Plunger Cylinder ‘O’- Top sealing Indicator ‘O’-Ring Ring Seal Clip CO Cylinder Indicator clip Automatic Manual inflation Capsule toggle Unscrew the Automatic firing capsule from the end of the operating head. This should only be done after the test detailed in Section 6 has been performed in order to test the old unit, or if the operating head has already been fired.
  • Page 17 Crewsaver - Servicing Manual : Crewsaver CWX 150N Lifejacket Section Fig 3.4 Hammar Operating Head Fig. 3.4.1 Fig. 3.4.2 Locking ring Place the lifejacket on a Insert metal key as shown in 2a and turn the key counter-clockwise smooth, flat surface and wipe off (2b) between black locking ring and labelled yellow cap.
  • Page 18 Section Cleaning Lifejackets 4.1.1 The standard cover of the CWX 150N can be cleaned with care. In the event that contamination is such that the materials are inherently damaged, refer to section 7. 4.1.2 For all types of cover, mud can be removed with clean water .

  • Page 19: Gas Cylinders

    Crewsaver - Servicing Manual : Crewsaver CWX 150N 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.
  • Page 20 Crewsaver - Servicing Manual : Crewsaver CWX 150N 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 21 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. Buckles 5.7.1 Visually inspect all buckles used on the webbings for signs of damage or corrosion.
  • Page 22 Crewsaver - Servicing Manual : Crewsaver CWX 150N 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 23 6.3.2.4 If the mechanism fails to pass 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 returned. Please do not discard.
  • Page 24 6.5.1. Testing Procedure for lights fitted to lifejackets. The following sea lights have been fitted to Crewsaver Commercial and Leisure lifejackets. All light units used have a detailed expiry date, after which the light should be carefully disposed of. 6.5.1.1 Daniamant L6 The Daniamant L6 can be tested using the switch located on the right side (as viewed).

  • Page 25: Outer Cover

    Crewsaver - Servicing Manual : Crewsaver CWX 150N 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 26 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. 7.5.2 Operating Mechanism.
  • Page 27 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. For the part number, refer to Section 9. 8.1.3 Assemble the Operating Mechanism to the inflator.
  • Page 28 Crewsaver - Servicing Manual : Crewsaver CWX 150N Lifejacket Section 8.1.3.3 For Hammar Hydrostatic Operating Mechanisms. See Fig 8.4 8.1.3.3.1 If the operating head has been fired, tampered with, does not comply with any of the details in 5.5.3 or the red firing handle is missing; a replacement operating mechanism must be fitted.
  • Page 29 Crewsaver - Servicing Manual : Crewsaver CWX 150N Lifejacket Section Fig 8.3 United Moulders Mk5i Operating Head Retaining H section Plunger Top sealing ‘ Indicator Cylinder O’- ‘O’-Ring Clip Ring Seal CO Cylinder Indicator clip Automatic Manual inflation Capsule toggle 1.
  • Page 30 Crewsaver - Servicing Manual : Crewsaver CWX 150N Lifejacket Section 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 31 Crewsaver - Servicing Manual : Crewsaver CWX 150N Lifejacket Section Fig 8.5 CWX 150N Packing Instructions Step 1. Fold the collar down and fasten the Velcro tab. Fold the right hand inflator lobe inwards. Step 2. Fold the right outside edge over and fasten the velcro. Fold the left hand inflator lobe inwards Step 3.

  • Page 32: Parts List

    Crewsaver - Servicing Manual : Crewsaver CWX 150N Lifejacket Section Parts List Product Description Part Number 33 gram CO Cylinder 12040 United Moulders Manual Head United Moulders Mk5i Auto Head and Capsule 11044 United Moulders Mk5 Auto Capsule only 10017...

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