NO.8 SONGHU ROAD,YUEQING ZHEJIANG CHINA
TEL： 86-577-61518185 phone：18106758185 MSN:
1 lamps to the overall inspection, the appearance and rust, if there is significant corrosion rust to be replaced, there is dust to be cleaned.
2. Check the mounting screws and anti-shedding devices are not loose, corrosion, if loose to tighten, if there is obvious corrosion of the need for replacement parts
3. After the lamp is lighted normally, check if the lamp has decayed luminous flux and the attenuation value has exceeded the standard. If there is excessive, replace it according to the need.