VDR DATA RECORDING UNIT VR-5020 Modification Procedure (applicable to serial no. 5000 - 9999) This technical information shows you how to modify the VR-5020. Projection Post Nameplate BOTTOM Data Recording Unit VR-5020 Inner Capsule Modification Kit (Type: OP24-17-1, Code No. 000-038-228, for 6G Type: OP24-46, Code No.
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1. How to disassemble the barrel housing cover Hinge pin Remove the hinge pins from the barrel fasteners to open the fasteners. Fastener Acoustic beacon Release the barrel fasteners. Stand the DRU so the acoustic beacon is DOWN. Barrel fastener Peel the reflective tape off the Mark alignment points on both bottom top of the upper part of the...
2-1. How to remove the repeater box from the barrel housing cover Repeater box Unfasten four screws (M3) from the repeater box. Note: Mark the direction of cable entry inside the barrel cover. Unfasten two screws (M4) from the cable fixing plate. Disconnect the cable.
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Remove board screws (M3, 4 pcs.) from the repeater box, and remove the repeater board. (Dispose of the Repeat- er board) Remove the 2 screws for the cover mounting washer (M4) Note: Discard cover mounting washer Remove the repeater box (base).
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4. How to disassemble the data recorder Remove the thermal insulator(2). Thermal insulator(2) Thermal insulator(1) Handle the thermal insulator with care; it breaks easily. If the Notes on handling the thermal insulators insulator is damaged, see page - Do not wet the insulators. 10 for how to judge if it is usable.
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5. How to assemble the data recorder Insert the thermal insulator top, As shown below, position notch in thermal insulator top so that it noting the direction. is at center of top right two screw holes (* in figure) on barrel Note: Align the notch of housing.
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Remove the protective ring. Protective ring Set the stuffing in the cable entry groove. Set stuffing in groove. Adhere the thermal insulator(2) with adhesive (TB5211(SP) Thermal 50G). insulator(2) Fasten the fixing plate (24-004-1246-0). Fixing plate Adhesive Note: 1. Be carefel that cable does not pinch.
6. How to assemble the repeater box Wipe the barrel housing cover Coat all around edges with adhesive with ethyl alcohol. 2-3 mm in width. Coat the repeater cover(1) (24-004-1243-2) with adhesive (TB5211(SP) 50G). Barrel housing direction Projection Post How to position the barrel housing cover and repeater cover(1).
Plug the connector from the inner capsule into the Repeater board. Coat the neck of the Coat all around connector with adhesive with adhesive (TB5211(SP) 50G). (5 mm width) TORQUE: 0.59 N Set the Repeater board to the four posts on the repeater cover (1).
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Put the stuffing around the repeater Cable details cover. Set the stuffing so the repeater cover is visible. Put the blanket on the stuffing so that its edge is below the Put stuffing so that Liner sheet difference in level in repeater cover is visible.
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Wipe the barrel housing with ethyl Reflective tape alcohol. Attach the reflective tape as shown in the illustration. Note: Affix reflective tape included in the kit. How to fasten DRU to Fasten DRU to mounting bracket mounting bracket VIEW Center (visible) Mount so the flat part touches Barrel housing DATA RECORDER UNIT...
Check Sheet 1. Barrel housing (capsule) cover removal 1. Make alignment markings before removing • 1 on cover and main body 2. Do not lose the O-ring of the screw plug and confirm • M8 x 8 that there is no dust 3.
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10. Confirm screw plug is fastened correctly • Fasten loosely, then tighten finally. 11. Manage screw plug torque pressure • Torque pressure: 10.0N m, M8 x 8 12. Change reflective tape • ...
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