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Service Manual
2.2
Gantry Covers
3. Pull the cover off the locating pins, then lift
it off the frame.
WARNING!
Always remove power before performing
any removal or replacement procedure.
Access to the serviceable components and assemblies of the Gantry are through these covers:
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•
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•
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Left and Right Side Doors (hinged)
(Items 1 and 2, Figure 5-1)
Left and Right Front Covers (Items 3 and
4, Figure 5-1)
VTA Frame (Item 5, Figure 5-1)
Upper Rear Panel (Item 6, Figure 5-1)
Lower Rear Panel (Item 7, Figure 5-1)
Refer to Figure 5-4 throughout the following:
Left and Right Side Gantry Doors (hinged)
1. To open Left or Right Gantry doors, access
the top restraining hardware and release
locking mechanism.
4. Repeat Steps 2 and 3 for the Right Front
Gantry Cover.
VTA Frame
5. At top of M-IV Unit, locate two bolts securing top of the VTA frame to Gantry. Remove
bolts, spacers and washers.
6. Locate two bolts securing bottom of the VTA
frame to the Gantry base. Remove bolts
and washers.
7. Pull VTA frame forward on pivot tube to
enable access to VTA components. It may
be necessary to rotate VTA frame to a horizontal position in order to facilitate access.
Upper Rear Access Panel
8. Remove the mounting hardware that fastens
the Upper Rear access panel to the Gantry
cover.
9. Lift the upper rear access panel off the unit.
Lower Rear Access Panel
Left and Right Front Covers
2. Remove the hardware that fastens the Left
Front Gantry cover to the VTA (vertical
travel assembly) frame.
FRONT and SIDE GANTRY COVERS
10. Remove the mounting hardware that fastens
the Lower Rear access panel to the Gantry
cover.
11. Lift the lower rear access panel off the unit.
REAR GANTRY COVERS
Figure 5-4: Gantry Covers—Removal
Chapter 5: Covers, Panels, Fuses and Jumpers
5-3