Install reflecting mirror assembly (15) on adapter
fixture (6) making certain that keyway is firmly
seated against locating pins.
Unscrew and remove frosted glass (17) from
eyepiece end of projector collimator (10).
Set projector collimator objective cell assembly
Look through and focus projector collimator (10).
Tilt in both elevation and depression, using
holder screw (18), until the test reticle is
reflected in the reflecting mirror assembly (15)
and is superimposed upon itself.
Make sure mirror assembly does not
move away from pins.
If reflected image is not superimposed in
azimuth, slightly shift adapter fixture (6) to