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Electronic Theatre Controls Inc

SolaFrame 750 Tilt Motor Replacement


Tilt motors seizing/binding/unable to operate correctly 

Possible Causes 

Causes could be a faulty motor, a faulty pan/Tilt 2U PCB, faulty sensors, faulty harness or damage to the motor by an external force


If related to faulty componentBegin by replacing one component at a time with a working part to narrow down what component is failing

Tilt Motor Replacement 

 Step One: Remove both yoke arm covers by loosening 2x 1/4 turn Phillips screws


Step Two: Remove inner yoke cover screws 2x per side

Step Three: Remove 4x outer yoke cover screws and remove 4x yoke covers from fixture, set aside


Step Four: Loosen the tension on the tilt belt by loosening 4x Phillips screws on motor mounting plate; Slip tilt belt off of gear once it is loose enough

Step Five: Remove the pinion gear from the motor shaft by removing 3x set screws using a 2mm Hex tool

Step Six: Now the motor can be removed by removing 4x Phillips screws holding it in.

Step Seven: Cut the zip tie on the harness going to the motor and unseat the connector from the old motor to plug in the new motor.

Step Eight: When installing the pinion gear/encoder wheel, 2x set screws must land on the 2x flats of the motor shaft


Use steps 1-8 in reverse order to install new motor.


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