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Ventilation adverse causes motor overheating(1) the electrical environment temperature is too high, the air inlet temperature is high; (2) into the air with debris blocked, so that the poor into the wind, causing air flow into the small; (3) the internal dust motor too much, the impact of heat; (4) fan is damaged or is reversed, resulting in no wind or small air volume; (5) not installed wind cover or the motor end cover not installed wind deflector, resulting in motor without wind path of; (6) enclosed motor fin defect too, radiating area decreased。 |