Mount the detector within 6 inches from the ceiling or on the ceiling at least 12 inches from a wall. This unit also detects acetone, alcohol, butane, and gasoline, all of which you may have in your home. DO NOT install within 12 inches of exterior doors, windows, heating or cooling return cents, or other drafty areas or corners. DO NOT install in or on outside walls or within 12 inches of corners. DO NOT connect to a wall switch controlled power outlet or to a ground fault circuit.
Units require minimal maintenance.
A weekly test of the circuit is recommended. A test means pushing the test switch which will sound the alarm and the LED should flash red. Evacuate, leaving doors and windows open. Determine and repair the source of the leak. Seek professional help if necessary.