Adjusting The C-Clamp - ETC Source Four jr User Manual

ETC User Manual
Source Four jr / jr Zoom

Adjusting the C-clamp

The C-clamp attaches the
fixture to the mounting pipe
and allows you to adjust the
position of the fixture once it
is mounted (see figure at
right).
1: Tightly fasten the
2: Place the C-clamp on
3: Loosen the C-clamp pan screw and rotate the yoke to the desired
4: Tighten the pan screw to lock the fixture.
CAUTION: Tighten C-clamp pipe bolt to 15–20 ft./lbs.
Source Four jr / jr Zoom
C-clamp to the yoke
with the provided
yoke bolt and lock
washer.
mounting pipe, and then tighten the pipe bolt to secure it.
position.
(approximately finger tight plus up to one-quarter
turn). Do not exceed 25 ft./lbs. Do not use excessive
force.
Tighten the yoke pivot bolt to 5–10 ft./lbs.
(approximately finger tight plus up to one-eighth turn).
Do not exceed 15 ft./lbs. Do not use excessive force.
C-clamp
Pan screw
Page 8 of 12
Pipe bolt
Yoke bolt and
lockwasher
Yoke
ETC