5FUNCTIONAL DESCRIPTIONCAUTION:• Always be sure that the tool is switched off andunplugged before adjusting or checking functionon the tool.Switch actionCAUTION:• Before plugging in the tool, always check to seethat the switch trigger actuates properly andreturns to the "OFF" position when released.For UB11021 2014263To start the tool, simply pull the switch trigger. Releasethe switch trigger to stop.For continuous operation, pull the switch trigger, push inthe lock button and then release the switch trigger.Switch can be locked in "ON" position for ease ofoperator comfort during extended use. Apply cautionwhen locking tool in "ON" position and maintain firmgrasp on tool.To stop the tool from the locked position, pull the switchtrigger fully, then release it.For UB110312 534014256To start the tool, simply pull the switch trigger. Toolspeed is increased by increasing pressure on the switchtrigger. Release the switch trigger to stop. Switch can belocked in "ON" position for ease of operator comfortduring extended use. Apply caution when locking tool in"ON" position and maintain firm grasp on tool.For continuous operation, pull the switch trigger, push inthe lock button and then release the switch trigger.To stop the tool from the locked position, pull the switchtrigger fully, then release it.A speed control screw is provided so that maximum toolspeed can be limited (variable). Turn the speed controlscrew clockwise for higher speed, and counterclockwisefor lower speed.OPERATION014419CAUTION:• Always hold the tool only by the handle whenperforming an operation. Do not touch the metalpart.• Do not use the tool for blowing air into objects, likerubber rafting, balls or other inflatable products.Increased motor revolution may cause dangerousfan breakage.Blowing321014257For dust blowing, attach nozzle to blower outlet. Turn itclockwise until it clicks.Dust suction (optional accessory)1234014258For dust suction, fit nozzle onto suction inlet and dustbag onto blower outlet. Turn them clockwise until it clicks.1. Dust bag2. Blower outlet3. Nozzle4. Suction inlet1. Nozzle2. Blower outlet3. Pin1. Switch trigger2. Speed controlscrew3. Higher4. Lower5. Lock button1. Switch trigger2. Lock button