Mace HVFlo XCi, Product Manual, Page: 240 / 255

NOTE: Under some circumstances, the module may be slightly 'stuck". In that
case, you may need to use a small flat bladed screwdriver to gently lever it out
of position.
5. Remove the o-ring using a fingernail.
WARNING: Be careful not to damage the sealing surface by using any tools.
WARNING: The inside of the area/velocity sensor MUST be cleaned with a
clean rag and isopropyl alcohol. Let it dry thoroughly before installing the new
ceramic depth module.
WARNING: The airline should be dried out thoroughly by running
compressed air through it overnight.
Installing the new ceramic depth sensor
1. Squeeze a "pea-size" amount of o-ring grease onto your fingers, and work it into the o-ring supplied
with in the replacement ceramic kit.
MACE XCi User Manual - 240 -