Troubleshooting Editor

Symptom 1: hands into the hot air outlet, no hot air is blown, only the cold wind blowing.
Analysis of maintenance: automatic hand dryers picture associated circuitry shown in Figure 1. Cold wind blowing, indicating that hair machine motor electrical work, infrared detection and control circuit is normal. Only cold, indicating that the heater circuit or wiring loose. After examination, power hand dryer the heater wiring is loose. After reconnection, hot air blowing, Troubleshooting