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I. fire extinguisher maintenance:

Fire extinguisher maintenance flow chart:

1. Appearance inspection

2. Decompression and disintegration

3. Water pressure test

4. Separate the repair cylinder for drying

5. Assemble charge agent and nitrogen gas tightness test

6. Factory inspection

Annual inspection of fire extinguishers

1. Fire extinguisher safety bolt

Use 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 extinguishers

When 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 nozzle

Fire 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 extinguisher

Portable fire extinguisher fluorescent ring, mainly used for portable fire extinguishers to facilitate the extinguisher in a dark place.

5. Fire extinguisher seal

There is a lead seal or plastic seal on the other end of the fire extinguisher hydrant.

6. Pressure handle of fire extinguisher

When 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.