41. Q: Does continually connecting the machine to the charger or charging stand damage
the battery? ............................................................................................................................. 18
42. Q: Why is the battery not full even after charging for a long time? ........................... 18
43. Q: How should I store the vacuum cleaner if I do not plan to use it for a long time? 18
44. Q: Can I vacuum items such as liquids, Coke, peanut butter, or porridge? ................ 18
45. Q: What should I do if I accidentally vacuum water or liquid?................................... 19
46. Q: The vacuum cleaner is sucking in and expelling air and twitching. What is
happening?.............................................................................................................................. 19
47. Q: Can the floor brush head be used on short pile carpets? ..................................... 19
48. Q: Why are there two rows of holes on the sides of the crevice tool? ...................... 19
49. Q: What can I clean with the dusting brush? ............................................................. 20
50. Q: What can I clean with the Soft Roller Brush? ........................................................ 20
51. Q: What can I clean with the floor brush? ................................................................. 20
52. Q: What can I clean with the Multi-Surface Brush? ................................................... 20
53. Q: What is the use of the soft tube? .......................................................................... 20
54. Q: Why does the Multi-Surface Brush stop rotating automatically? .......................... 21
55. Q: Is it normal for the Multi-Surface Brush to be noisy when in use? ....................... 21
56. Q: Why does fan sound increase and run time become shorter when using the Multi-
Surface Brush? ........................................................................................................................ 21
57. Q: Why isn't carpet pressurization activated on carpets? .......................................... 21
58. Q: Why is carpet pressurization activated on hard floors? ........................................ 22
59. Q: Why can't debris in corners be cleared when using the Multi-Surface Brush to
vacuum debris such as garbage and seed shells? ................................................................... 22
60. Q: When using the Soft Roller Brush to vacuum quilts to remove mites, the sheets are
sucked in and difficult to move. What should I do? ................................................................ 22
61. Q: Is it normal for bristles of the dusting brush to deform? ...................................... 22
62. Q: What does the long strip at the bottom of the Soft Roller Brush do? ................... 23
63. Q: Can I clean car interiors with the Roborock Handheld Cordless Vacuum Cleaner H7?
23
64. Q: Why does the Soft Roller Brush/ Multi-Surface Brush stop rotating automatically?