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Newcon Optik NVS 6 Maintenance And Operation Manual

Pilot night vision goggles
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PILOT NIGHT VISION
MAINTENANCE AND OPERATION
In USA: 3310 Prospect Ave. Cleveland, OH 44115
In Canada: 1183 Finch Ave. W., Suite 302, Toronto, ON M3J 2G2 Canada
Tel: (416) 663-6963 Fax: (416) 663-9065
NVS 6
GOGGLES
MANUAL
Email:
Email:
NEWCONSALES@NEWCON- - - - OPTIK.COM
NEWCONSALES@NEWCON
Email:
Email:
NEWCONSALES@NEWCON
NEWCONSALES@NEWCON
Web:
Web:
Web:
Web:
http://WWW.NEWCON- - - - OPTIK.COM
http://WWW.NEWCON
http://WWW.NEWCON
http://WWW.NEWCON
OPTIK.COM
OPTIK.COM
OPTIK.COM
OPTIK.COM
OPTIK.COM
OPTIK.COM

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  • Page 1 In Canada: 1183 Finch Ave. W., Suite 302, Toronto, ON M3J 2G2 Canada Tel: (416) 663-6963 Fax: (416) 663-9065 Email: Email: NEWCONSALES@NEWCON- - - - OPTIK.COM NEWCONSALES@NEWCON Email: Email: NEWCONSALES@NEWCON NEWCONSALES@NEWCON Web: Web: Web: Web: NVS 6 OPTIK.COM OPTIK.COM OPTIK.COM http://WWW.NEWCON- - - - OPTIK.COM http://WWW.NEWCON http://WWW.NEWCON http://WWW.NEWCON OPTIK.COM OPTIK.COM OPTIK.COM...

  • Page 2: Important Information

    ● ALWAYS remove batteries when not in use for a long period • ALWAYS keep the objective lenses covered when not in use • ALWAYS store in a warm dry place when not in use NVS 6 MANUAL Read prior to activation precautions that must be noted. RECORD OF REVISIONS...

  • Page 3: Record Of Revisions

    NVS 6 MANUAL RECORD OF REVISIONS Page Rev. Section, Authorizing Transmittal letter No. Sub-Section, Document Reference No. Signed Date Revi- Dele- Added Subject and date Page...
  • Page 4 Revisions List of Effective Pages Table of Contents General Main Data Standard Set Safety Precautions Design of Unit and Its Components Preparation for Operation NVS 6 MANUAL Section, Sub-Section, Date Subject – Operation Proce- dure Operational Status Check Trouble Shooting...

  • Page 5: Table Of Contents

    NVS 6 MANUAL TABLE OF CONTENTS Page 1 General ... 1 2 Main Data ... 3 3 Standard Set... 5 4 Safety Precautions... 7 5 Design of Unit and Its Components ... 8 6 Preparation for Operation ... 19 6.1 Preparation of Helmet for Mounting Night-Vision Goggles ... 19 6.2 Individual Adjustment and Fitting...

  • Page 6: General

    1.3 When using the NVS 6, the pilot can take the readings of the instruments by looking at the instrument panel in the downward direction or sideways past the eyepieces.
  • Page 7 1.7 The trouble-free operation of the NVS 6, within the assigned service life, is ensured through its correct use, careful handling and well- timed maintenance. 1.8 When operating the unit or placing it in storage, keep it clean and avoid touching the external optical surfaces of the lenses and eyepieces with fingers.

  • Page 8: Main Data

    2 MAIN DATA 2.1 Specifications of the NVS 6 are presented in Table 1. Table 1 Specification 1 Field of view (FOV), minimum 2 Magnifying power 3 Resolving power limit of the image intensifier tube, as measured in the center of FOV, minimum...
  • Page 9 13 Unit stowing time (packing the unit in the case), maximum 14 Mass, maximum: – Night-vision goggles (without mount) – Voltage converter with cable 15 Night-vision goggles overall dimensions, maximum NVS 6 MANUAL 5 min 5 min 0.59 kg 0.3 kg 108x151.5x122 mm...

  • Page 10: Standard Set

    3 STANDARD SET 3.1 The standard set of the NVS 6 shall be consistent with Table 2 and Fig. 3.1. Table 2 Designation 201211.010 433739.003 279376.002 754421.001 304134.001 745159.003 745159.001 305259.001 741112.013 325371.009 NVS 6 MANUAL Nomenclature Assemblies Night-vision goggles...

  • Page 11: Nvs 6 Standard Set

    1 Night-Vision Goggles 2 Voltage Converter 3 Dehydrator Cartridge 4 Screwdriver 5 Test Pattern 6 Batteries NVS 6 Standard Set NVS 6 MANUAL 10 Counterweight 11 Cloth 12 Case Figure 3.1 Mount Casing Clamp Page...

  • Page 12: Safety Precautions

    4 SAFETY PRECAUTIONS 4.1 The NVS 6 is constructed so as to provide pilot’s safety during operation. 4.2 In case of emergency the helicopter crewmembers shall take off (throw off) the NVS 6 night-vision goggles before evacuating the helicopter. To ensure successful removal of the unit, the crewmember using the NVS 6 in flight should be trained to quickly execute the night-vision goggles.

  • Page 13: Design Of Unit And Its Components

    5.3 The general view of the NVS 6 is illustrated in Fig. 5.1. 5.3.1 Lenses (1) may be focused either relative to distant objects located in the space outside the cockpit, or relative to the objects located close to the helicopter.
  • Page 14 Lens Eyepiece Ring Guide Cap-Switch Fixing Assembly Mount Casing Counterweight 10 LVC (Low-Voltage Converter) NVS 6 MANUAL 11 Cable 12 Cap 13 Dehydrator Cartridge 14 Sight Glass 15 Cable 16 Screw 17 Visor Guard 18 Slot 19 Cross-Shaped Knob 20 Screw NVS 6 Figure 5.1...
  • Page 15 As the silica gel gets saturated, it turns rose-pale or off-white. The external condition of the silica gel is monitored through sight glass (14). 5.4 The NVS 6 standard set comprises the night-vision goggles, the voltage converter and the single set of spare parts. (Optional) NVS 6...
  • Page 16 6 10 1 Guide 2 Guide 3 RH Side Monocular 4 LH Side Monocular 5 Lens 6 Eyepiece 7 Image-Intensifier Tube 8 Barrel NVS 6 MANUAL Б А Screw 10 Button 11 Batteries 12 Cap-switch 13 Fixing Assembly 14 Retainer...
  • Page 17 Upon termination of use, the night-vision goggles are easily removed complete with cable (16) from the mount of the helmet by pressing down lever (17). NVS 6 MANUAL Page...
  • Page 18 5.4.2 Voltage converter (2) is illustrated in Fig. 3.1. The voltage converter is designed to supply power to the NVS 6 from the helicopter electrical system. The voltage converter consists of two separate components: low- voltage converter (LVC) (10) and cable (11) as shown in Fig.
  • Page 19 NVS 6 (resolving power). The check procedure is presented in 6.2.21 of this Manual. 5.5.2 The mount, shown in Fig. 5.4, is intended to secure the NVS 6 on the helmet of the pilot or a helmet of a similar type. NVS 6 MANUAL...

  • Page 20: Low-Voltage Converter

    1 Casing 2 Voltage Converter 3 Screw NVS 6 MANUAL 4 Cover 5 Screw 6 Connector Plug Low-Voltage Converter Figure 5.3 А1 7 Connector Receptacle 8 Screw 9 Gasket Page...
  • Page 21 The night-vision goggles are secured to the mount by means of a night-vision goggle plate, which is passed into the slots of guides (4) of the mount. The purpose of spring (5) is to reliably retain the NVS 6 on the mount. NVS 6...
  • Page 22 (9) can be quickly installed on the rear portion of the helmet through the use of the sticking fastener. The mass of the counterweight is 620 g. The counter weight also has a strap with a sticking fastener used for securing night-vision goggles power cable (15). NVS 6 MANUAL Page...
  • Page 23 (the Manual and the Log Book). 5.6.1 The case, shown in Fig. 3.1, is used for storing and carrying the NVS 6 set. The case is provided with side pockets, which are fastened with a zipper. One pocket holds the LVC (low-voltage converter) and the cables, and the other one is used for holding the mount, counterweight and screwdriver.

  • Page 24: Preparation For Operation

    Fig. 6.2. 6.1.1.7 Pass the retainer threaded portion through the respective (left-hand or right-hand) slot of casing (8) and proceed as in Steps 6.1.1.2 (b), 6.1.1.2 (a) and 6.1.1.1 observing the mentioned order. NVS 6 MANUAL Page...

  • Page 25: Replacement Of Casing On Helmet

    1 Retainer 2 Tail End 3 Screw 4 Bushing 5 Recess Replacement of Casing on Helmet NVS 6 MANUAL 6 Recess 7 Washer 8 Casing 9 Clamp Figure 6.1 17 Visor Guard 18 Slot 19 Cross-shaped Knob 20 Screw Page...

  • Page 26: Assembly Of Clamp With Retainer

    6.1.2.1 Take counterweight (10) (Ref. Fig. 3.1) from the set of spare parts, remove the backing of the sticking fastener meant for fastening to the helmet. Figure 6.3 NVS 6 MANUAL Figure 6.2 6.1.2.2 fastener to the rear potion of the...

  • Page 27: Individual Adjustment And Fitting

    INDIVIDUAL ADJUSTMENT WILL NOT BE POSSIBLE. 6.2.3 To ensure proper latching, essential for retaining the monocular pair in the operating position, check to see that the hinged joint linking the monocular pair to the unit fixing assembly is reliably locked. NVS 6 MANUAL Page...
  • Page 28 Once completed, tighten the knob to lock the monocular pair in the desired position. WARNING: NEGLECT OF THE REQUIREMENTS DESCRIBED IN THE ABOVE STEP MAY RESULT IN EYE INJURY DURING THE COMPLETION OF FURTHER PREPARATORY OPERATIONS. NVS 6 MANUAL Page...

  • Page 29: Installation Of Night-Vision Goggles On Helmet In Operating Position

    2 Knob 3 Plate 4 Screw 5 Cap-switch 6 Cap 7 Button 8 Guide Installation of Night-Vision Goggles on Helmet in Operating Position NVS 6 MANUAL Counterweight 10 Strap 11 Cross-head Knob 12 Guide 13 Retainer 14 Cable 15 Visor Guard Figure 6.4...

  • Page 30: Night-Vision Goggles Installed On Helmet In Stowed Position

    1 Button 2 Knob 3 Plate 4 Screw 5 Cap-switch 9 Counterweight Night-Vision Goggles Installed on Helmet in Stowed Position NVS 6 MANUAL 10 Strap 12 Guide 13 Retainer 14 Cable 16 Screw Figure 6.5 17 Ring 18 Lever 25 Connector...

  • Page 31: Installation Of Night-Vision Goggles On Helmet And Their

    1 Button 2 Knob 3 Plate 4 Screw Installation of Night-Vision Goggles on Helmet and Their Adjustment Relative to Pilot’s Eyes NVS 6 MANUAL Button 12 Guide 13 Retainer 16 Screw Figure 6.6 18 Lever 26 Mount 27 Screw Page...

  • Page 32: Connection Of Night-Vision Goggles To Helicopter Electrical System Via Voltage Converter

    Connection of Night-Vision Goggles to Helicopter Electrical System Via Voltage Converter Figure 6.7 6.2.7 Position the eyepieces of the goggles at eye level, turn on the night-vision goggles by turning cap (6) of cap-switch (5) in the NVS 6 MANUAL 23 19 22 Receptacle 23 Plug...
  • Page 33 (27) into the threaded holes in the helmet casing and tighten them. 6.2.12 Remove counterweight (9) (Ref. Fig. 6.4) from the outer pocket of the case, install it on the rear portion of the helmet and secure it by means of the sticking fastener. NVS 6 MANUAL Page...
  • Page 34 Simultaneously turn them about the axis of knob (2) to find the optimum position at which the NVS 6 monocular pair is properly set away from the eyes and their optical axes have the required tilt.
  • Page 35 CAUTION: THE SERVICEABILITY CHECK OF THE NIGHT- VISION GOGGLES SHALL BE ACCOMPLISHED IN THE PRESENCE OF LIGHT WITH THE LENSES COVERED BY THE SAFETY CAPS. 6.2.22 De-energize the night-vision goggles (Ref. Step 6.2.9 of this Manual). NVS 6 MANUAL Page...
  • Page 36 AA 1.5 V in accordance with the Manual furnished with the unit. 6.2.29 Place the batteries (including rechargeable batteries) into the inner pocket of the case. NVS 6 MANUAL Page...

  • Page 37: Arrangement Of Night-Vision Goggles On Helicopter

    (26) avoiding misalignment and shift the plate upwards until retainers (13) become latched. Prior to installation, the night-vision goggles shall be adjusted to fit the eyes of a pilot as instructed in Section 6.2 of this Manual. NVS 6 MANUAL Page...
  • Page 38 CAUTION: 1 WHEN THE NIGHT-VISION GOGGLES ARE SWITCHED ON IN THE PRESENCE OF LIGHT OR WITH THE WHITE FLOOD LIGHT TURNED ON, MAKE ABSOLUTELY SURE THAT THE SAFETY CAPS ARE FITTED ON THE LENSES TO PREVENT DAMAGE OF THE UNIT. NVS 6 MANUAL Page...
  • Page 39 (18) (Ref. Fig. 6.4) to disengage the goggles fixing assembly plate from the guides of mount (26) of the helmet. 6.3.19 Remove screws (27) and remove mount (26) from the helmet. 6.3.20 Remove the used batteries from the night-vision goggles. NVS 6 MANUAL Page...
  • Page 40 6.3.24 Discharge and recharge the rechargeable batteries in conformity with the Instructions presented in the Manual furnished with the standard battery-charging unit. 6.3.25 Pack the batteries and the rechargeable batteries after being charged into the case. NVS 6 MANUAL Page...

  • Page 41: Operation Procedure

    CAUTION: WHEN THE NVS 6 IS USED AT NIGHT TIME, THE SAFETY CAPS SHALL BE REMOVED FROM THE LENSES. 7.3 For removing the safety caps, press simultaneously on both retainers and, while holding them depressed, take the cap off of the lens mount.

  • Page 42: Dure

    The subsequent operations shall be carried out in compliance with the "Helicopter Crew Instructions" that specify the procedures for the night- vision goggles usage during flights. NVS 6 MANUAL Page...

  • Page 43: Operational Status Check

    8 OPERATIONAL STATUS CHECK 8.1 In the course of the NVS 6 service, it is essential to continually carry out its inspection. The inspection shall be accomplished during all kinds of maintenance checks with the aim of determining the unit operational status, and detecting in due time its defects and their correction.

  • Page 44: Trouble Shooting

    (Ref. Step 6.2.21) 9 TROUBLE SHOOTING 9.1 Normal operation of the NVS 6 is substantiated by the following indications: (a) Feasibility of observing the illumination of the screens (without flashes and twinkling) of each of the two image-intensifier tubes through the eyepieces.
  • Page 45 Trouble Probable symptoms 1 NVS 6 failure 1 Polarity of to operate connected (image-intensifier rechargeable tube screens are batteries is not not illuminated) observed Rechargeable batteries (batteries) are discharged or unserviceable Trouble Probable symptoms NVS 6 MANUAL Table 4 Correction...
  • Page 46 4 LVC or cable are out of order 5 Image- intensifier tube is out of order NVS 6 MANUAL Remedy spare parts 1 Replace dehyd- rator cartridge (13) (Ref. Fig. 5.1), by first inspecting the...
  • Page 47 3 Lens or 1 Forward eyepiece is af- the unit for fected by phy- repair NVS 6 MANUAL Remedy cause 1 Wipe clean external surfaces of lens (1) (Ref. Fig. 5.1) and eyepiece (2) with cloth (11) (Ref.
  • Page 48 (failure visible on optical of the eye- surfaces in the piece sealing) field of vision of the eyepiece NVS 6 MANUAL Probable Remedy cause 1 The 1 Forward the unit for repair 1 Moisture...
  • Page 49 Trouble symptoms 5 Night-vision goggles are not assembly of properly secured the night-visi- on the mount of on goggles is the helmet out of order MANUAL Probable Remedy cause when its color has changed to lilac or rosy 1 Fixing 1 Forward the unit for repair Remarks...

  • Page 50: Maintenance Practices

    10 MAINTENANCE PRACTICES 10.1 The maintenance operations to be carried out on the NVS 6 constitute the essential part of the unit operation and their correct performance can significantly prolong the unit service life and keep it always ready for use.
  • Page 51 Section 6: Individual adjustment and fitting of the unit Arrangement of the night-vision goggles on the helicopter 5 Concluding operations on the unit as per Sections 6, 7 NVS 6 MANUAL Line maintenance procedures (preflight checks) Prelimi- Preflight nary...
  • Page 52 (if any). 10.4 In the course of service and storage of the NVS 6, it is necessary to ensure replacement of the independent power source. 10.4.1 The rechargeable batteries shall be replaced on expiration of the guarantee period of their service life, whereas the batteries shall be replaced as they are run down.
  • Page 53 (resolving power) 3 Periodic inspection: Checking screws for proper tightness and inadvertent loosening Adjustment of retainers force for locking in operating position (if required) NVS 6 MANUAL Table 6 Maintenance check intervals, hours (months) (6 months) (12 months) (24 months) Page...
  • Page 54 10.9 The adjustment of force of retainer (21) (Ref. Fig. 5.2) shall be accomplished by turning the retainer attachment screw. When the screw is turned, the retaining force changes (retainer spring pressing force). NVS 6 MANUAL Page...

  • Page 55: Storage And Shipment

    On the expiry of three years since preservation, the unit shall be subject to repeated preservation. 11.4 The NVS 6 can be shipped by any type of transport and over varied distances, provided proper packaging is in place. During transportation the package that contains the case with the unit shall be securely protected against shocks and dropping.

  • Page 56: Appendix A

    Fig. NVS 6 Standard Set NVS 6 Night-Vision Goggles Low-Voltage Converter Mount Replacement of Casing on Helmet Assembly of Clamp with Retainer Installation of Night-Vision Goggles on Helmet in Operating Position Night-Vision Goggles Installed on Helmet in Stowed Position Installation of Night-Vision Goggles on Helmet and Their Adjustment Relative to Pilot’s Eyes...

  • Page 57: Appendix B

    APPENDIX B List of Abbreviations (reference) FOV – Field of view – Independent power source LVC – Low-voltage converter Page...

  • Page 58: Customer Support

    Authorized Service. Postage, insurance, or shipping costs incurred in presenting your NEWCON product for warranty service are your responsibility. Please include a cheque or money order made out to NEWCON OPTIK for the amount of $15.00 to cover shipping and handling within Canada or the U.S.A. Shipping to other destinations will be done at the customer’s expense.
  • Page 59 NVS 6 MANUAL Page...

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