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To install the Grid Louver:
Step 1:
Remove the screw from the front ring as shown in the illustration. Do not remove the other screws that attach
the ring to the upper rails.
Remove one
screw.
Step 2:
Place the Grid Louver over the front ring.
Step 3:
Secure the Grid Louver and front ring with the screw.
To install the barrel:
Step 1: Slide the barrel down over the lens rails, aligning the three ridges of the barrel with the ridges on the housing.
Step 2: Tighten the three 4mm hex screws into the ears on the lens barrel.
Partially tighten each screw, working progressively around the barrel until all have been tightened to
25in-lbs (2.82 Nm). DO NOT OVERTIGHTEN.
The nylon washer should be tightly sandwiched between the two flanges at each screw connection.
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Lens barrel
ear with
screw.
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