Electrical wiring must be completed by a certified electrician following local regulations. 2. Mechanical Mounting and Assembly
Ensure the door torsion shaft is clean, straight, and free of burrs. Standard shafts are typically 1 inch (25.4 mm) or 1.25 inches (31.75 mm) in diameter with a standard keyway.
This guide breaks down the essential steps for a successful setup, referencing key procedures found in the official Crawford/ASSA ABLOY manual .
Warning: This guide is a high-level summary. Follow the official manufacturer manual and all local electrical/safety codes. Use qualified installers for electrical and mechanical work. crawford cdm9 950 installation manual
Check for physical obstructions, binding tracks, or improperly balanced torsion springs. Recalibrate the force learning run. 6. Preventative Maintenance Schedule
Permanently affix the disengaging label next to the disengaging knobs for emergency manual operation. 3. ECS 950 Control Unit Setup
Drive the door to the fully open position, ensuring it does not hit the track bumpers too hard. Save this position. Electrical wiring must be completed by a certified
Mark a point 1 m above the floor on the door frame/track.
Wire external safety beams to stop the door if the beam is broken. 🔄 4. Limit Switch Adjustment
Install the emergency hand chain or the quick-release cable. Standard shafts are typically 1 inch (25
Test the safety edge and photocells by placing an object in the path of a closing door.
Do you have the version with or the digital encoder ?
Check the motor rotation direction by pressing the "Open" button briefly. If the door moves down, reverse the motor phases.