Caution: 1. This series of brake magnets and armatures are made of soft material; avoid chipping and dropping during handling and installation: 2. The friction surface must be free of grease; if present, use alcohol or other cleaners: 3. Do not pull or bend the leads: 4. Ensure perpendicularity and coaxiality with the shaft during installation, maintain the δ clearance; when tightening the set screws of the A-type flange, apply anti-seize lubricant: 5. Do not use a heavy hammer to hammer in during installation.