Crawford Cdm9 950 Installation Manual

Installers must be familiar with industrial control systems, lockout/tagout procedures, and local electrical codes.

Ensure the installation switch ( SW1 ) is in the ON position to begin the commissioning process.

Use the "Hold-to-run" mode (Up/Down buttons) to align the rubber door seal with your 1-meter mark.

Verify the NC stop jumper is intact. Ensure the manual override chain mechanism is fully disengaged. Door Stops and Reverses Prematurely

: If fuses blow during the first use, it's often a "flashover" in the electric motor rather than a control board failure. crawford cdm9 950 installation manual

Before beginning the installation, ensure the following steps are taken:

Routine maintenance extends the lifespan of the operator and protects personnel.

Compatible Firmware: v2.1x and higher Part Number: MNU-CDM9-950-EN

Squeeze the rubber safety edge firmly and release; the status LEDs (D4 and D5) should switch off briefly to confirm detection. Installers must be familiar with industrial control systems,

The following steps outline the installation process based on typical technical procedures for the CDM9 operator 3.1. Mechanical Installation Secure the CDM9 operator

: Check if the operator is accidentally disengaged or if the contacts (X4/X5) in the control box lid are loose.

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

Disclaimer: This guide is a summary of typical Crawford/ASSA ABLOY installations. Always refer to the specific, printed manual provided with your unit. Verify the NC stop jumper is intact

If the motor is non-responsive, check the X4 and X5 contacts in the control box lid and verify that the operator is not disengaged.

Before mounting the operator, verify all components and site conditions. 1. Package Contents Crawford CDM9 950 drive unit Control unit board (integrated or external) Wall mounting brackets and fasteners Torque arm or drive shaft adapters Manual override chain or release cord 2. Required Tools Metric socket set (10mm to 19mm) Allen keys (hex wrenches) Insulated screwdrivers (flathead and Phillips) Digital multimeter Laser level or spirit level 3. Site Preparation

Caution: All electrical work must be performed by a qualified electrician. Always disconnect the power supply before handling any wiring.