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Check and treatment steps of back-blowing bag Dust Collector
May 06, 2018

First, the broken cloth bag in which room to determine. The exhaust valve of each room is closed room by room, and the change of outlet discharge concentration is observed. If the outlet discharge concentration decreases or disappears, then there is a broken bag in the chamber. 

Third, the damaged bag in the indoor location of the search:

1, check the lower part. Open the room where the broken cloth bag is located, the lower inspection door can clearly see the dust on the inspection door, then the room has a bad bag, or the upper and lower floss, the ventilation groove has the leakage welding If the room is clean, then you can be sure that the room is not a problem. There are clusters of dust near the bottom board, which means there is a bad bag nearby. Check with a flashlight, check every corner of the flower board. Looking up at the whole bag, a bag is very dirty and obviously gray, which is where the bad bag is.

2. Check the upper part again. Check the cloth bag with your hand, obviously loose, or broken is a bad bag.

 

Forth,the treatment of damaged cloth bag: replace the damaged cloth bag, if there is no spare cloth bag, the broken cloth bag will be up, and the bottom flower plate hole will be temporarily closed at the root. Remove all traces of dust, including repair doors, panels, corridors, railings, etc.

Fifth, restore the filter of the room and deal with the next room.

 

Issues to be explained:

1. Inspection and handling should avoid cleaning time, at the same time require listing warning, and someone to monitor, in order to ensure the safety of the situation.

2, check the broken bag should make a good record, find out the reason of broken bag, solve the problem. If the bad bag has certain rule, always appears in a certain room or somewhere, should look for the reason of broken bag from the system design and installation, it is not possible to just change the bag but can't find the reason.

3. After all the doors are opened, if no bad bag is found and the outlet discharge concentration is still over the standard, it is possible that the floral plate or flue partition board can be welded and a little attention will be paid to the obvious ash leakage and air sweep at the air leak.








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