This symbol indicates a change since the last issue. SAFETY CONSIDERATIONS Recognize safety information. This is the safety-alert symbol . When you see this symbol on the unit and in instructions or manuals, be alert to the potential for personal injury. Understand the signal words DANGER, WARNING, and CAUTION. These words are used with the safety-alert symbol. DANGER identifies the most serious hazards which will result in severe personal injury or death. WARNING signifies a hazard which could

It's not designed for use outdoors or in wet areas (such as bathrooms). SETTINGS When turning on the Blueair 200 series after the unit has been off, turn the speed control to level 3 for a few minutes of fast initial cleaning. Then adjust to the desired speed: 1. HEPASilent (for nighttime use) 2. Moderate fan speed (for daytime use) 3. Maximum fan speed (for fast initial cleaning or very polluted air) For best results, run your Blueair 200 series 24 hours a day, 7 days a week. Continuous o

Before you start using your Blueair air purifier, take a few minutes to become familiar with the basics. Filter replacement Be sure to change your Blueair filter according to the recommended filter replacement schedule. This helps keep your Blueair air purifier running in top condition. See page 6. Extend your warranty Complete and send your warranty card to Blueair today to extend your limited warranty. Help keep the planet healthy, too Blueair air purifiers provide maximum improvement of indoo

Near wet areas, such as bathrooms or laundry rooms, where it may come into contact with water. Outdoors. Blueair 300 Series 3 English Settings* Plug the cable into a grounded wall outlet and turn on your Blueair unit. The blue light-emitting diode indicates that the unit is working. Set the control knob to maximum speed, which is recommended for fast initial cleaning, daytime use, or very polluted air. After a few minutes, adjust the control to the desired speed. Minimum speed is generally recom

The particle filter is made of polypropylene, which mechanically filters out airborne particles. To maximize filter effectiveness, particles are negatively charged before reaching the filters. For optimal performance Blueair recommends that you replace filters every six months. We offer a convenient Filter Subscription Program (not available in all countries). For information or to place an order, contact your local dealer or Blueair. IMPORTANT! Use only Blueair filters to ensure proper function

They may be installed in a vertical or horizontal section of a typical return-air duct system. These air cleaners are easily field-converted from right- to left-hand units. Cabinets are designed to support up to 400 pounds when used in under-the-furnace applications. SAFETY CONSIDERATIONS Improper installation, adjustment, alteration, service, maintenance, or use can cause explosion, fire, electrical shock or other conditions which may cause personal injury or property damage. Consult a quali

In the case of the 020 sized units, each cell should have an even loading pattern. Adjust alignment or replace spring. Replace. Reduce air volume to design cfm. Seal. Insufficient air — check return air grilles for obstruction by furniture, drapes, etc.,and remove, check blower for proper air flow. Replace or reposition as per Maintenance Instructions, Owner's Manual. Install turning vanes or air baffles WA *0 mt mW'm^ m mbs ta tfe »1 Radio or T.V. Interference Accumulation of foreign particles

1 — Dimensions, Electronic and Mechanical Air Cleaners GENERAL The Carrier 31MP plate-type and 31 MM media-type electronic air cleaners and the 31MC high-efficiency mechanical air filters, all shown in Fig. 1, are designed for use with residential and light commercial forced-air heating and/or cooling systems. They can be installed vertically or horizontal^ in- the ductwork .of at the furnace. The units are easily converted in the field from right to left hand by removing the air cleaning com

Refer to Step 7. d. If indicator light does not light, go to Step 5. STEP 5 - PUSH TEST BUTTON a. Energize power supply as in Step 1, a and b. b. Push button. Snapping sound indicates proper high-voltage output from power supply and surge resistor. Failure is probably in cells or top guide assembly or in the light circuit within the power door. Check cells, light and light circuit. If light is faulty, replace switch and light assembly. c. If there is no arcing or snapping, go to Step 6. ST

Then plug it in, turn it on and... breathe. Don't hear anything? Check the blue "power on” light. Blueair is so quiet, you may not realize it's on. But as the patented Blueair system removes dust, pollen, smoke, gases and odors from your indoor environment, we think you'll notice the difference. GENERAL SAFETY INSTRUCTIONS The Blueair 402 is an electrical appliance. Before using it for the first time, please read these safety instructions and take precautions to reduce the risk of fire, electr