Electric heaters maintenance skills

portable electric heaters water tank after driving for some time, the surface layer of foreign matter and dust, if not cleared away, affecting heat dissipation.We need regular cleaning electric fan heaters. Blower motor after a long run, to deal with motor maintenance and replacement, this operation must be carried out by professionals to judge and maintenance, can not dismantle the motor, so easy to cause a short circuit and the motor does not turn, the light burn insurance, resulting in severe burn harness, on fire. Motor ventilation tube can not be removed, after removing easily cause the motor to overheat, burn. Shift change gear can cause the motor resistance, such as a long-term use, the second block, easy to make the resistance blows, affecting normal use, we found that this problem should be replaced. Operating system after prolonged use, and easy to manipulate cable aging deformation, so that manipulation is not flexible or not in place, do not rigidly to move, to avoid damage to components. This problem should be found to the service station to determine, and repair and replacement depending on the circumstances. Ventilation ducts is on the 1st and the 2nd heater machine hose, due to prolonged use at high temperatures, very easy to aging cracks, found the problem, should be replaced, in order to avoid leaks, causing the water temperature is too high, the engine cylinder head deformation . In other hose application leased vehicle matching hose, hose inferior corrosion intolerance.