Caution: 1. This series of brake armature and armature core are made of soft material. Avoid chipping and dropping during handling and installation. 2. The friction surface must be free of grease. If necessary, clean with alcohol or other solvents. 3. Do not pull or bend the lead wires forcefully. 4. Ensure perpendicularity and coaxiality with the shaft during installation. Maintain the δ clearance. When tightening the fixing screws of Type A flange, apply a release agent. 5. Do not hammer the installation with a heavy mallet.