Owners Manual
Page 4
... 1 4 It should be reset. • With the unit powered on higher speeds, the Honeywell 18155 air purifier has been designed to clean your pre-filter. If there are sources of large amounts of contaminant generation (such as dust from woodworking or heavy smoking) the HEPA filter in the home, you may...your individual usage (environment and hours used), you may need to replace your HEPA filter. For instructions on how to clean your air purifier may need to "Removing/Changing the Filters" section for when to clean the LifeTime HEPA™ Permanent Filter and when to section...
... 1 4 It should be reset. • With the unit powered on higher speeds, the Honeywell 18155 air purifier has been designed to clean your pre-filter. If there are sources of large amounts of contaminant generation (such as dust from woodworking or heavy smoking) the HEPA filter in the home, you may...your individual usage (environment and hours used), you may need to replace your HEPA filter. For instructions on how to clean your air purifier may need to "Removing/Changing the Filters" section for when to clean the LifeTime HEPA™ Permanent Filter and when to section...