Warmly congratulate Ningbo Riyi Technology Co., Ltd. on its successful participation in the 40th China Beijing Gift and Household Goods Exhibition in 2019

Warmly congratulate Ningbo Riyi Technology Co., Ltd. AWE2019 China Home Appliances and Consumer Electronics Expo on its successful participation.

Congratulations to Ningbo Riyi Technology Co., Ltd. on its successful participation in the 26th China (Shenzhen) International Gifts and Household Products Exhibition in 2018.

Clean up the debris in the barrel and all the vacuum accessories in time. The dust bag must be cleaned after every work. Check whether there are perforations or air leaks. Clean the dust bag and the dust box thoroughly with the warm water of detergent. It must be completely blown out before use. Do not use uncomfortable dust bag. Check whether there is any blockage or leakage in the tuyere / pipe / dust bag before and after each use. Check if the power cord and plug are damaged. After using up, wrap the power coil and hang it on the hook of the head cover.

Before using the vacuum cleaner, check whether the fuse of the power supply can carry the starting and working current of the vacuum cleaner. (the general product brochure has instructions in this area.) Close the power switch of the vacuum cleaner, insert the power plug into the socket of the automobile cigarette lighter, (should start the automobile first, then) start the power switch of the vacuum cleaner and start operation.

The working principle of the vacuum cleaner is that the motor of the vacuum cleaner rotates at high speed, and the air is sucked in from the suction port to produce a certain vacuum in the dust box. The dust enters the filter bag in the dust box through the ground brush, the nozzle, the handle, the hose and the main suction pipe. The dust is left in the filter bag, and the filtered air enters the motor through a filter. To prevent the dust bag from breaking dust inhalation motor a protective barrier, the air into the motor through the motor outflow, due to the motor operation in the continuous wear and tear of the carbon brush, so outflow vacuum cleaner before adding a filter.