Crawford Cdm9 950 Installation Manual Jun 2026

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.

Mount the torque bar to the mechanical unit, ensuring the rubber damper is positioned between the bar and the console to absorb vibration.

Check the E-Stop button; verify the factory jumper is secure if no external button is used. Limit switch communication error crawford cdm9 950 installation manual

If the system fails to operate during commissioning, the 950 control board will flash a distinct numerical error code on its LCD/LED window. Below are the most common installation-phase faults and their solutions: Error Code / Symptom Possible Cause Corrective Action Emergency Stop active

Even with the in hand, mistakes happen. Here is a troubleshooting guide derived from the manual’s appendix: Ensure the door torsion shaft is clean, straight,

The CDM9 system usually pairs with a 950-series control box. Power Supply:

Place the onto the pivot and push the drive unit into position. Secure it with the second stop ring. Check the E-Stop button; verify the factory jumper

: Squeeze the rubber seal to verify that the safety LEDs (D4 and D5) respond correctly. The door should then be run through a full cycle to confirm it reverses correctly upon reaching the floor. Hurð ehf. Technical Specifications Specification Max Door Weight Up to 400 kg (Standard CDM9) or 800 kg (CDM9 HD) Opening Speed 0.25 m/s (Standard CDM9) Supply Voltage 230 V AC, single-phase, 50/60 Hz Protection Class IP55 for the main unit Dimensions 340 x 230 x 140 mm

Slide the primary stop ring over the balancing shaft extension. Seat the provided adapter sleeve smoothly onto the pivot shaft to match your specific hex or round profile. Step 2: Mount the Drive Unit Core