Large vibration of whole machine
Causes: 1. Deformation of two diamond cutting wheels; 2. 2. The splint and the distance ring are worn; 3, output shaft bearing damage
Elimination method: 1. Replace the same diamond cutting wheel; 2. 2. Replace the splint and distance ring; 3. Replace bearings
Motor overheating
Causes: 1. Overload; 2. Diamond cutting wheel is too blunt; 3. The two diamond cutting wheels are not parallel; 4. Stator and rotor bore sweeping
Elimination methods: 1. Reduce the cutting speed and depth; 2. 2. Replace the high-quality special diamond cutting wheel for grooving; 3. Reassembly; 4. Replace bearings or reassemble
Motor weakness
Causes: 1. Rotor failure; 2. 2. Stator fault; 3. Low voltage; 4. Stator and rotor bore sweeping; 5, brush too short or spring loss of elasticity
Methods of elimination: 1. Check and replace the rotor; 2. Check and replace the stator; 3. Check whether the sectional area, length and joint are reliable; 4. Check and replace the brush; 5, replace the brush or spring
No turning (silent)
Causes: 1. Power cord is broken; 2. 2. Power switch is damaged; 3. Carbon body of the brush is damaged
1. Check and replace the power cord; 2. Check and replace the power switch; 3. Check and replace the brush
Not turning (audio)
Causes: 1. Gear damage; 2. 2. Bearing damage; 3. Stator loosens; 4. Rotor fault; 5. Stator fault; 6. Bad brush contact
Elimination method: 1. Check and replace the gear; 2. 2. Check and replace the bearing; 3. Fasten the stator assembly fixing bolts; 4. Check and replace the rotor; 5. Check and replace the stator; 6. Check and replace the brush.
Company sales hotline: 18038046058 Address: No. 168, Fengping Industrial Park, Zhenzhen Village, Boluo County, Huizhou City, Guangdong Province