I. fire extinguisher maintenance:Fire extinguisher maintenance flow chart:

1. Appearance inspection2. Decompression and disintegration3. Water pressure test4. Separate the repair cylinder for drying5. Assemble charge agent and nitrogen gas tightness test6. Factory inspection

Annual inspection of fire extinguishers1. Fire extinguisher safety boltUse the fire extinguisher money to pull out the safety bolt without fire in one hand, handle under the other hand pull the safety bolt can be pulled out.2. Pressure gauges for fire extinguishersWhen the pointer on the pressure gauge points to the green area, it is normal; when the red area is insufficient, the yellow area is too high.3. Fire extinguisher nozzleFire extinguisher nozzle, the national standard 500MM long, iron head double-layer environmental protection adhesive clamp a layer of toughness cotton yarn.4. Fluorescent circle of fire extinguisherPortable fire extinguisher fluorescent ring, mainly used for portable fire extinguishers to facilitate the extinguisher in a dark place.5. Fire extinguisher sealThere is a lead seal or plastic seal on the other end of the fire extinguisher hydrant.6. Pressure handle of fire extinguisherWhen you need to use a fire extinguisher, you should first lift the lower end of the handle and pull out the safety bolt before using it normally.