Central air conditioning system air accumulation of dust will not only serious indoor air pollution, but also increase the duct system resistance, decreased the central air conditioning system of air volume. Moreover duct inside air temperature and humidity is very suitable for some bacteria growth and reproduction, so the central air conditioning duct system itself may be a pollution source.
Central air-conditioning duct cleaning process
A, according to the drawings to understand new wind pipe, air duct, send the layout of the duct system.
Second, the duct system for cleaning and disinfection.
Three, the selected vacuuming tuyere tuyere and cleaning.
Four, the use of ventilation tube to monitor pollution monitoring system to check the pipe, pipeline structure characteristic, choosing the appropriate cleaning equipment.
Five, equipment and tools to transport to the designated place, and good construction site at the bottom of the felt cloth cover items, electrician started on temporary power supply, the technology for construction, head of the breakthrough point, the air duct cleaning operations.
Six, cleaning the operation period of the fire valve. Such as cleaning should be cleaned at the side of the fire valve opening.
Seven, after this period of air duct cleaning, close vacuum cleaners, handle the dirt from the collector.
Eight, video monitoring system of air duct cleaning before, during and after monitoring and video, save the pictures.
Nine, disconnect the suction pipe and the suction plate, recovery of cleaning and disinfection, with the same material prepared the original system, with the riveter closed tuyere, and sealant seal gap, and insulation materials.
Ten, check the strength of the duct condole top, such as insufficient strength should be in the roof bolts, with precast Angle steel tray to reinforce, in does not affect the intensity of duct for the principle, in strict accordance with the standard operation. Tuyere and filter removed to the designated place clean them with water cannon.
Eleven, coil cleaning.
Twelve, collect all the dirt after cleaning, seal, and the disinfection of sewage treatment, to the designated place.
After the air duct cleaning, 13, a system to the scene to sort, restorable.
14, exits, the unit acceptance by party a and sign.