Before you even mount the unit, the manual emphasizes a rigorous pre-installation environment check. Here is what you need to verify:
Route the main power cable through the designated chassis strain-relief glands. Connect the wires to the main terminal block: Phase wires (for three-phase models) N: Neutral wire PE: Protective Earth (Ground) Control Accessory Terminals
Insert the standard key into the shaft keyway where the operator will sit. Step 2: Mount the Operator Slide the CDM9 950 operator carefully onto the door shaft. crawford cdm9 950 installation manual
[Main Power 230V/400V] ----> [ L1, L2, L3, N, PE Terminals ] [Safety Edge / Photo] ----> [ Low Voltage Sensor Strips ] [Control Station] ----> [ Open / Stop / Close Terminals ] Power Supply Wiring
Attach the torque arm to the drive unit. Anchor the other end firmly to the wall or door frame. The torque arm prevents the body of the operator from rotating during operation. Before you even mount the unit, the manual
Electrical wiring involves making connections within the ECS 950 control box, which consists of several electronic boards, including:
This was the moment of truth. The door had to know when to stop going up and when to stop going down. On his old opener, this had been two screwdriver slots he twisted until the door stopped smashing into the floor. The Crawford CDM9 950 had no screws. It had a touchscreen. He powered it up. The screen glowed. WELCOME, USER. CALIBRATING DOOR MASS. The door rattled. The motor whirred—a sound like a luxury car starting up. It lifted the heavy wooden door effortlessly. DETECTED MASS: 247 LBS. MATERIAL: WOOD. ENTITY: DORMANT. Entity? Elias shook his head. A glitch in the translation, probably. Step 2: Mount the Operator Slide the CDM9
Verify the direction of rotation. If pressing "Open" closes the door, swap two phases on the 3-phase power input.