Mitsubishi Electric JR Series User Manual (English)

Questions and Answers:

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nathan59Aug 9, 2025
What to do if my Mitsubishi Electric Engine temperature rises abnormally during load operation?
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  Amy SnyderAug 9, 2025
  If the temperature of your Mitsubishi Electric Engine rises abnormally during load operation, there could be several reasons: * The power supply might be faulty, requiring improvement of the power facility. * The cooling ventilation could be blocked; improve the cooling ventilation by removing dirt. * The ambient temperature might be too high, so improve the ambient environment. * The motor may be experiencing an overload, consider reselecting the motor rating. * The stator winding could be faulty, in which case you should have a specialist repair it.
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xallenAug 14, 2025
Why does my Mitsubishi Electric JR Engine make an abnormal noise and groan when starting?
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  Frank DavisAug 14, 2025
  An abnormal noise or a groan during the start of your Mitsubishi Electric Engine can be attributed to several potential issues: 1. A single phase state due to one phase being open. Check the switch and power circuit. 2. Faulty switch or wire contact. Adjust or replace the contact section. 3. A broken fuse or wire. Inspect and repair or replace it. 4. A faulty stator winding. Have a specialist repair it. 5. A constraint in the motor, such as bearing damage. Have a specialist repair it.
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john64Aug 19, 2025
What to do if the protection device functions in Mitsubishi Electric Engine?
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  Kenneth WaltersAug 19, 2025
  If the protection device in your Mitsubishi Electric Engine is activated, it could be due to: * A faulty terminal contact. Repair the contact section. * A faulty stator winding. Have a specialist repair it.
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james01Aug 25, 2025
What to do if my Mitsubishi Electric Engine does not rotate even in the no-load state?
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  John CarrAug 25, 2025
  If your Mitsubishi Electric Engine does not rotate even when there is no load, possible causes include: * A faulty switch or wire contact. Adjust or replace the contact section. * A broken fuse or wire. Inspect, repair, or replace it. * A faulty stator coil. Have a specialist repair it.
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Sandra BarnesAug 29, 2025
What to do if my Mitsubishi Electric JR Engine does not rotate even manually?
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  Anna WilsonAug 29, 2025
  If your Mitsubishi Electric Engine does not rotate even when you try to rotate it manually, the following issues might be the cause: * The stator and rotor are in complete contact. Have a specialist repair it. * The bearings are damaged. Have a specialist repair it.
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cynthiamillerSep 3, 2025
What to do if no noise is heard from Mitsubishi Electric Engine?
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  Kimberly BryantSep 3, 2025
  If you hear no noise from your Mitsubishi Electric Engine, consider the following possibilities: * The stator winding might be faulty. Have a specialist repair it. * Each interlock release state is faulty. Inspect the circuit. * There might be a power failure. Contact the power company. * A fuse or two wires might be broken. Inspect and repair or replace them. * Two or more switches might have a faulty contact. Adjust or replace the contact section. * Two or more starters might have broken wires. Inspect and repair the starter conductor section.