| breakdown |
Possible xause |
The wsy of settlement |
The motor does not run in
case of no load |
Power off |
Check power，consult with power company |
| Connecting wire bresk |
Check wire |
| The switch does not contsct well |
Repair or replace |
| The motor coil break |
Repair it in special factory |
| 3 phase motor connect single phade voltage |
Confirm voltage and connecting ways |
| Single motor`s stsrter does work well |
Repair it at special factory |
| Gear.axis and bearing are damaged |
Repair it at special factory |
The motor does not run in
case of loading |
Voltage is too low |
Check to see if the wire is too long or too thin |
| Gear is damaged |
Repair it in special factory |
| Work with overload |
Discharge load |
| Very hot |
Work with overload |
Discharge load |
| Start and stop too many |
Reduce using frequency |
| Bearing in damaged |
Repaer or replace |
| Voltage is too high or too low |
Confirm to see if the voltage is normal |
| Loud noise |
If the noise is lond and continuous,the bearing is damaged or the gear damaged |
Repair it in special factory |
| If the noise is loud occasionally,thegear must be damaged or something else block |
Contact with the service institution |
| Severe vibration |
Gear or bearing is worn out |
Repsir it in special factory |
| Screw is loose |
Re-lock |
Abnormal,unsteady,running,
noise |
The oil is contaminated or short of |
Check the color. density and level of oil |
| Leakage at flange and gasket |
The screw is loose |
Re-lock |
| The gasket is damaged |
Replace it and contact service institution |
| Leakage at flange and gasket |
The oil is too much |
Correct the oil amount |
| The plug is not well installed |
Install it properly |
Cold start too often(the oil produce foam
Oil level is too high |
Change the plug with ventilating valve |
| The output shaft does not Move when the motor work |
The connection between shaft and key is damaged |
Repair it in special factory |
