1. Make sure that the end flange and pressure housing are dry.
2. Use a 9/64" hex key to remove the two screws on the sides of the pressure housing.
3. Install these two screws into the sides of the end flange to start to loosen the end flange.
4. If necessary, hold the bulkhead connector with a crescent wrench to make it easier to turn the
end flange.
5. Turn the end flange counter-clockwise to loosen it from the pressure housing.
6. Pull gently to disconnect the battery wires in the end flange from the battery pack.
7. Use a lint-free tissue to remove any water from the O-ring surfaces inside the pressure housing
and end flange.
8. Use a 7/64" hex key to loosen the captured screw in the battery cover plate.
9. Remove the battery pack from the pressure housing.
10. Turn the yellow cover plate counterclockwise to remove it from the battery pack body.
11. Move each of the two O-rings on the outside of the battery holder from the grooves.
It makes it easier to remove or insert batteries.
12. Examine the O-rings and surfaces for dirt, cuts, or other damage.
Clean or replace as necessary.
13. If necessary, remove the size AA batteries in the pack.
14. Insert new batteries.
Make sure to alternate the positive (+) and the negative (-) ends on the size AA batteries to agree
with the labels on the pack as they are installed.
15. Move the O-rings back into the grooves.
16. Align the pin on the yellow battery cover with the post hole in the battery pack assembly.
English 7