Flowline AV17 Float-Point - Manual (Page 10)

10 of 10 Switch-Tek Drum Alarms 17 SEPT 08
MN801853 Rev A
Cleaning procedure:
1. Power: Make sure that all power to the switch, controller and/or power supply is completely
disconnected.
2. Switch removal: If necessary, make sure that the tank is drained well below the switch prior to
removal. Carefully, remove the sensor from the installation.
3. Cleaning the switch: Using a soft bristle brush and mild deter-gent, carefully wash the switch.
Do not use harsh abrasives such as steel wool or sandpaper, which might damage the surface of
the sensor. Do not use incompatible solvents, which may damage the sensor's 316 stainless steel
body. Take particular care to remove any scaling from the float body and make sure that it moves
freely.
4. Sensor installation: Follow the appropriate steps of installation as outlined in the Installation
section of this manual.
Changing the Battery
The AV17 Series uses one 9 volt battery to provide power for the system. Periodically, the batteries will
need to be replaced. Follow the instructions below to replace the batteries:
1. Turn the AV17 series OFF
2. Make sure the application is in a safe state before continuing.
3. Loosen the 4 screws with a flat head screw driver and remove the cover of the alarm box.
4. Remove the 9 volt battery.
5. Replace with one fresh battery. Make sure to observe polarity.
6. Replace cover and tighten the four screws.
7. Test the system with the TEST feature
8. Turn the AV17 ON.
AV17 shown with Cover Off