Check the outdoor wall light distribution box corresponding to the circuit breaker is tripped, if tripped, reset and then jumped, indicating that the outdoor wall light line may have a short circuit or leakage, you need to use a multimeter to detect. Open the junction box of the outdoor wall lamp, see whether the internal fire wire, zero line, ground line is loose, while checking the outer skin of the wire with or without cracking, aging phenomenon. Use a voltmeter to measure the input voltage of the outdoor wall sconce, if it exceeds the range of 220V±10%, it may cause damage to the lamp. For the mechanical switch of the outdoor wall light, you can judge whether it is malfunctioning by shorting test; the intelligent switch needs to check whether the network connection is normal.
Observe the traditional bulb of outdoor wall lamps to see if the filament is broken; if it is LED lamps, the lamp beads are found to be blackened, or the driving power supply has a burnt smell, capacitance bulging, all need to be replaced in time. For outdoor wall lamps with human body sensing function, clean the sensor surface, adjust the induction angle; light-controlled outdoor wall lamps can be tested by blocking the probe, if it fails, you need to replace the photosensitive components. When the smart outdoor wall light fails, try to reset the system, and if the motherboard is corroded, it needs to be sent for repair and processing.
The aging of the sealing rubber ring of the outdoor wall light will lead to water vapour infiltration, and it needs to be replaced in time when it is found to be aging. In low temperature environment, the battery of outdoor solar wall light is easy to fail, can be replaced with low temperature resistant battery. In hot weather, pay attention to the heat dissipation of outdoor wall lights. Daily also need to regularly clean the insect nests inside the outdoor wall light, in order to prevent rodents from chewing on the wires, you can use anti-rodent bite sheath for protection.
If your outdoor wall lamps for patio, 12v outdoor wall sconce, black and copper outdoor light, etc. still don't light up after self-execution, it is recommended to contact a professional electrician to deal with it.
