950 Installation Manual Top _hot_ - Crawford Cdm9

Once installed, the "Top" section requires weekly visual inspection. The Crawford manual’s maintenance matrix (Section 9.0) lists:

Use two winding bars and follow the exact turns per manual (based on door height). ⚠️ High tension – serious injury risk.

: Mark a "1 meter position" above the floor on the door frame or track. Service Mode : Turn SW1 to "ON" inside the control box.