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Step 2c Insert the tabs of the Controller Mount (QG5)
into the slots in the Gantry Assembly as shown
below. Secure each with two M4 x 16
Machine Screws and Nuts.
Step 2d Align the tabs of the Back Frame Assembly
with the slots in the Gantry Top Brace (QG8)
and Controller Mount (QG5). Carefully fit the
top in place and secure with twenty-three M4
x 16 Machine Screws and Nuts as shown.