• Topic ID: id_16157460
  • Version: 4.0
  • Date: Jan 20, 2020 8:32:03 PM

Removal / Installation of Table Covers (GT1700V)

Prerequisites

Overview

This procedure is for the GT1700V Table.

Figure 1. GT1700V Table Covers

1 IMS Side Cover Removal / Installation

1.1 IMS Side Cover Removal

Procedure

  1. Raise the Table to its highest position.
  2. Remove the IMS rear cover.
  3. Disconnect the cable connector of the touch sensor switches.

    Figure 2. Touch Sensor Connector

  4. Loosen a screw at the front of the IMS side cover, and remove two screws at the rear of the IMS side cover.
  5. Remove the IMS side cover from the Table.

    Figure 3. IMS Side Cover (Right) Removal

1.2 IMS Side Cover Installation

Procedure

  1. Attach the IMS side cover to the table frame, and tighten the three screws.
  2. Connect the connector of the touch sensor switches.
  3. Install the IMS rear cover.

2 Top Cover Removal / Installation

2.1 Top Cover Removal

Procedure

  1. Raise the Table to its highest position.
  2. Remove IMS side covers (refer to IMS Side Cover Removal).
  3. Remove two screws.
  4. Slide the top cover toward the Gantry to release the inside hook of the cover and remove the cover from the Table.

    Figure 4. Top Cover (Left) Removal

2.2 Top Cover Installation:

Procedure

  1. Insert the inside hook into the gap between the bracket and top frame, and slide the top cover away from the Gantry.
  2. Screw the top cover to the Table top frame (Torque: 2.7 Nm).

    Figure 5. Top Cover (Left) Installation

  3. Peel the caution label from the rear of the top cover when replacing the top cover with a new one.

    Figure 6. Caution Label Removal

  4. Install IMS side covers (refer to IMS Side Cover Installation).

3 Front Top Cover Removal / Installation

3.1 Front Top Cover Removal

Procedure

  1. Raise the Table to its highest position.
  2. Remove IMS side covers (refer to IMS Side Cover Removal).
  3. Remove two screws.
  4. Disconnect the tape switch connector (right side).
  5. Slide the front top cover toward the Gantry, and remove it.

    Figure 7. Front Top Cover Removal

3.2 Front Top Cover Installation

Procedure

  1. Attach the front top cover to the ball catch.
  2. Reconnect the tape switch connector (right side).
  3. Tighten the two screws.

    Figure 8. Front Top Cover Installation

4 Rear Top Cover Removal / Installation

4.1 Rear Top Cover Removal

Procedure

  1. Raise the Table to its highest position.
  2. Remove the four screws holding both of the top covers.
  3. Slide the top covers toward the Gantry, and remove the top covers.

    Figure 9. Both Top Covers Removal

  4. Remove the seven screws (see Figure 10).
  5. Slide the rear top cover away from the Gantry, and remove it.

    Figure 10. Rear Top Cover Removal

4.2 Rear Top Cover Installation

Procedure

  1. Fit the rear top cover into the Table frame, and tighten the seven screws.
  2. Re-install both of the top covers.

5 IMS Rear Cover Removal / Installation

5.1 IMS Rear Cover Removal

Procedure

  1. Raise the Table to its highest position.
  2. Remove two screws.
  3. Slide the IMS rear cover out of the table frame.

    Figure 11. IMS Rear Cover Removal

5.2 IMS Rear Cover Installation

Procedure

  1. Slide the IMS rear cover hook into position
  2. Tighten the two screws.

    Figure 12. IMS Rear Cover Installation

6 Front Base Cover Removal / Installation

Procedure

  1. Front Base Cover Removal:
    1. Raise the Table to its highest position.
    2. Remove two screws.
    3. Set the front base cover up, and remove the cover by lifting it upward to release the hook.

      Figure 13. Front Base Cover Removal

  2. Front Base Cover Installation:
    1. Verify that the both side covers are installed.
    2. Set the hook inside the front base cover to the Table bracket, and tighten the two screws.

      Figure 14. Front Base Cover Installation

7 Side Base Cover Removal / Installation

Procedure

  1. Side Base Cover Removal:
    1. Raise the Table to its highest position.
    2. Remove the front base cover.
    3. Remove two screws.
    4. Open the side base cover, and slide it toward the Gantry to release the hook.

      Figure 15. Side Base Cover (Left) Removal

  2. Side Base Cover Installation:
    1. Set the hook inside the side base cover to the Table bracket, and tighten the two screws.
    2. Re-install the front base cover.

8 Side Plate Removal / Installation

Procedure

  1. Side Plates Removal:
    1. Raise the Table to its highest position.
    2. Remove power from Table by turning off 120VAC, Axial Drive and HVDC switches on Service Switch Panel.
    3. Remove the IMS side cover (left).
    4. Remove two upper support brackets of the side plates by unscrewing 2 (x2) screws, and put the side plates on the floor.

      Figure 16. Side Plates

    5. Remove the side base cover (left).
    6. Remove two screws, and remove the front and rear side plates from the Table base.
  2. Side Plates Installation:
    1. Remove the cover plate from the Table.

      Figure 17. Side Plates and Cover Plate

    2. Power up the Table using the Table circuit breaker, and lower the Table to the down limit position, then remove power from the Table by turning off the Table circuit breaker.
    3. Attach the cover plate to the Table top frame, and tighten two screws so that there is a clearance of 0.5 millimeter between the cover plate and the rear leg.

      Figure 18. Cover Plate Attachment

    4. Power up the Table using the Table circuit breaker, and raise and lower the Table repeatedly to verify that the cover plate does not interfere with the rear leg plate (Fig. A) and the rear leg (Fig. B). Especially pay attention to the points circled below.

      Figure 19. Cover Plate and Rear Leg

    5. Raise the Table to its highest position, and remove power from the Table by turning off the Table circuit breaker.
    6. Attach the upper support bracket of the rear side plate to the Table top frame, and hand tighten the two screws.

      Figure 20. Upper Support Bracket of the Rear Side Plate Attachment

    7. Attach a spacer, a bush, and a shaft to the lower side of the rear side plate, and screw the side plate to the Table base frame.

      Figure 21. Lower Side of the Rear Side Plate Attachment

    8. Push up the upper support bracket of the rear side plate against the Table top frame, and pull the rear side plate away from the rear leg plate, then tighten the 2 screws of the upper support bracket of the rear side plate (Torque: 2.7 Nm).

      Figure 22. Rear Side Plate Positioning

    9. Connect the GND cable to the Table frame.

      Figure 23. Upper Support Bracket of the Rear Plate Fixing

    10. Power up the Table using the Table circuit breaker, and lower and raise the Table repeatedly to verify that the rear side plate does not interfere with the leg plate.

      Figure 24. Table Up/Down Check for Rear Side Plate

    11. Raise the Table to its highest position, and remove power from the Table by turning off the Table circuit breaker.
    12. Attach the upper bracket of the front side plate to the Table top frame, and hand tighten the two screws.

      Figure 25. Upper Support Bracket of the Front Side Plate Attachment

    13. Attach a spacer, a bush, and a shaft to the lower side of the front side plate, and screw the side plate to the Table base frame.

      Figure 26. Lower Side of the Front Side Plate Attachment

    14. Push up the upper support bracket of the front side plate against the Table top frame, and pull the upper support bracket way from the cover plate, then tighten the 2 screws of the upper support bracket of the front side plate (Torque: 2.7 Nm).
    15. Connect the GND cable to the Table frame.

      Figure 27. Upper Support Bracket of the Front Side Plate Fixing

    16. Verify that the front side plate does not interfere with the cover plate.

      Figure 28. Cover Plate and Front Side Plate

    17. Power up the Table using the Table circuit breaker, and lower and raise the Table repeatedly to verify that the front side plate does not interfere with the leg plate.

      Figure 29. Table Up/Down Check for Front Side Plate

    18. Repeat Step 2.a through Step 2.q for the other cover plate and side plates.
    19. Remove power from the Table by turning off the Table circuit breaker, and re-install the front base cover, the side base cover, the IMS side covers, and the IMS rear cover.

9 Cover Plate Removal / Installation

Procedure

  1. Cover Plate Removal:
    1. Raise the Table to its highest position.
    2. Remove power from Table by turning off 120VAC, Axial Drive and HVDC switches on Service Switch Panel.
    3. Remove the IMS side cover (left or Right).
    4. Remove the cover plate by unscrewing 2 screws.
  2. Cover Plate Installation:
    1. Power up the Table from the Service Switch Panel, and raise the Table to its highest position.
    2. Remove power from Table by turning off 120VAC, Axial Drive and HVDC switches on Service Switch Panel.
    3. Remove the following Table covers:

      • Front Base Cover

      • Base Cover (Left/Right)

      • Front Side Plate (Left/Right)

      • Rear Side Plate (Left/Right)

    4. Power up the Table from the Service Switch Panel, and lower the Table to down limit position, then turn off all 3 switches (Axial Drive, HVDC, 120VAC).
    5. Install the Cover Plate in reverse order of removal.

10 Finalization

Procedure

  1. Verify all covers are properly secured.