Rotating The Collimator 90° Around The Vertical Axis - GE Precision 500D Operator's Manual

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2-8Rotating the Collimator 90° Around the
Vertical Axis
ILLUSTRATION 8-16
AUTOMATIC COLLIMATOR ROTATION LOCKING LEVER
LOCKING LEVER
om 5184516-100 Rev. 5
Move locking lever on multileaf collimator toward front panel, i.e. toward the oper-
ator.
Multileaf collimator in 0° lock–in position
The 0° lock–in position of the multileaf collimator is released by actu-
ating the locking lever. The maximum rotation of the collimator up to
the CW or CCW stop is +/– 45 degrees.
Grasp collimator with both hands and turn it to the 0° lock–in position
ALWAYS GRASP MULTILEAF COLLIMATOR IN SUCH A WAY THAT
NEITHER HAND CAN BE PINCHED OR CRUSHED BETWEEN THE
HANDLES AND THE COLLIMATOR.
8-19

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