c— Instructions Tools Required: Nero Removal of Old Alr Gap 1. Remove the alr gap cap. 2. Remove the top nut (B). 3. Detach the disposal hose (C) and dishwasher hose (D} from the air gap by loosening clamps. 4. Remove the old air gap. Air Gap Installation . Remove the top nut (B} and washer (E) from the new air gap. . Adjust the bottom nut {F) to allow for sink top thickness. Allow 5" of threaded section to project above the sink top. .