1 Installation and User Interface Overview 24
Adjusting the Yoke Position
The Source Four provides multi-positioning capabilities within its yoke for overall fixture height and
angle.
Setting the Fixture Height Within the Yoke
The Source Four has a two-position yoke for modifying the overall mounting height.
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Figure-1.10 Adjusting the yoke position.
To change the fixture yoke position:
Step 5: Remove the yoke locking knobs, washers, and hex bolts from either side of the
fixture.
Step 6: Raise or lower the fixture to the desired position within the yoke.
Step 7: Reinstall the yoke’s hex bolts, washers, and locking knobs.
Step 8: Tighten the yoke knobs to secure in position.