日本三级免费中文一区中文,好爽插到我子宫了高清在线,国产免费久久久久久久无码浪潮,久久久精品2019免费观看,国产毛多水多高潮高清
Fire extinguisher manufacturer

服務(wù)項(xiàng)目

Product

contact us

SHANDONG DINGLIANG FIRE TECHNOLOGY CO., LTD


Tel:86-536-7670577

Fax:86-536-7670299

Manager:Jerry Cao

Add: The Middle of Weijiao Road, Fangzi District, Weifang City, Shandong Province,China.

Zip code: 261200

Website: www.sddingliang.com


After-sales service

Your current location: Home >> 服務(wù)項(xiàng)目 >> After-sales service

I. fire extinguisher maintenance:

Fire extinguisher maintenance flow chart:

wx.jpg

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.


Welcome to leave a message
Please enter your message here and we will contact you as soon as possible.
Name
Contact
Phone
Phone
Email
Email
Address
Address
日本三级免费中文一区中文,好爽插到我子宫了高清在线,国产免费久久久久久久无码浪潮,久久久精品2019免费观看,国产毛多水多高潮高清