User Guide
Page 4
... the air purifier. • Remove the IFD™ filter from the filter swing arm (Fig. 7). • Take the IFD™ filter out of mild dish soap (Fig. 10). • Gently swish the filter in the soap solution to pick-up tiny particles (Fig. 9). HFD-135 OM English.qxd 10/14/05 5:35 PM Page 4 REMOVING / CLEANING THE IFD™ FILTER This IFD™ air purifier is...
... the air purifier. • Remove the IFD™ filter from the filter swing arm (Fig. 7). • Take the IFD™ filter out of mild dish soap (Fig. 10). • Gently swish the filter in the soap solution to pick-up tiny particles (Fig. 9). HFD-135 OM English.qxd 10/14/05 5:35 PM Page 4 REMOVING / CLEANING THE IFD™ FILTER This IFD™ air purifier is...
User Guide
Page 5
... equipped with any solvents, strong cleaning agents or flammable liquids to replace the dual UV bulbs. HFD-135 OM English.qxd 10/14/05 5:35 PM Page 5 REMOVING / CLEANING THE IFD™ FILTER (CONTINUED) CAUTION: • Never place a wet IFD™ filter in your air purifier. • Remove the UV cover (Fig. 12). • Turn the UV bulb tab towards the unlock symbol...
... equipped with any solvents, strong cleaning agents or flammable liquids to replace the dual UV bulbs. HFD-135 OM English.qxd 10/14/05 5:35 PM Page 5 REMOVING / CLEANING THE IFD™ FILTER (CONTINUED) CAUTION: • Never place a wet IFD™ filter in your air purifier. • Remove the UV cover (Fig. 12). • Turn the UV bulb tab towards the unlock symbol...
User Guide
Page 6
...HFD-135 OM English.qxd 10/14/05 5:35 PM Page 6 INSTALLING THE FILTERS Please make certain that the unit is timer-based and does not measure the amount of particles in the IFD™ filter. IFD™ Filter Notches IFD™ Filter Pre-filter Cartridge Fig. 18 CLEANING AND MAINTENANCE • Use a clean...the door with the notches on the air quality of the pre-filter, making certain that the IFD™ filter should be cleaned. Fig. 16 To install the IFD™ Filter and pre-filter: • Insert the pre-filter into the air purifier until it is completely full but some...
...HFD-135 OM English.qxd 10/14/05 5:35 PM Page 6 INSTALLING THE FILTERS Please make certain that the unit is timer-based and does not measure the amount of particles in the IFD™ filter. IFD™ Filter Notches IFD™ Filter Pre-filter Cartridge Fig. 18 CLEANING AND MAINTENANCE • Use a clean...the door with the notches on the air quality of the pre-filter, making certain that the IFD™ filter should be cleaned. Fig. 16 To install the IFD™ Filter and pre-filter: • Insert the pre-filter into the air purifier until it is completely full but some...
User Guide
Page 7
... TO THE AIR PURIFIER OR PERSONAL INJURY. 7 When do the UV bulbs need to ensure that the UV cover is snapped into place. Government limits for acceptable levels of ozone (less than 50 parts per billion by the air purifier produces small amounts of ozone and the EPA considers these unsafe for the IFD™ Air Purifier model HFD-135, visit...
... TO THE AIR PURIFIER OR PERSONAL INJURY. 7 When do the UV bulbs need to ensure that the UV cover is snapped into place. Government limits for acceptable levels of ozone (less than 50 parts per billion by the air purifier produces small amounts of ozone and the EPA considers these unsafe for the IFD™ Air Purifier model HFD-135, visit...