Appendix D:
Each IsoPlane 81 is shipped with an internal mechanical shutter that can be replaced in
the field. This appendix provides information about the removal and installation of this
internal shutter.
D.1
Required Tools
The following tools are required to remove and install an internal shutter on the
IsoPlane 81:
D.2
Internal Shutter Removal Procedure
Perform the following procedure to remove the internal shutter from the IsoPlane 81:
1.
2. Carefully turn the IsoPlane 81 over onto a clean, flat, dry, sturdy surface so that the
3. Use a #1 Phillips head screwdriver to loosen/remove each of the four (4) Phillips
Figure D-1: Remove Shutter Access Panel: Underside of IsoPlane 81
4. Once the access panel has been removed, use the 3/8" Allen wrench to loosen the
5. Carefully disconnect the two-conductor electrical shutter cable.
6. Carefully slide the shutter down to remove it.
Internal Shutter
•
#1 Phillips head screwdriver;
•
3/8" Allen wrench.
Disconnect all cables and other equipment/accessories from the IsoPlane 81.
underside of the chassis is accessible.
head screws securing the shutter access panel to the underside of the IsoPlane 81
chassis. See Figure D-1.
two Allen screws that are visible.
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