Not Fully Mission Capable if: Column. Information in this column tells you what faults will keep your
equipment from being capable of performing its primary mission. If you make check and service procedures
that show faults listed in this column, do not operate the equipment. Follow standard operating procedures for
maintaining the equipment or reporting equipment failure.
Other Table Entries. Be sure to observe all special information and notes that appear in your table.
Common Checks. Following are checks that are common to the entire hypochlorination unit.
Keep it clean. Dirt, grease, oil, and debris only get in the way and may cover up a serious problem.
Clean as you work and as needed.
Rust and Corrosion. Check hypochlorination unit for rust and corrosion. If any bare metal or corrosion
exists, clean, and apply a thin coat of oil. Report it to your supervisor.
Bolts, Nuts, and Screws. Check them all for obvious looseness, missing, bent, or broken condition. You
cant try them all with a tool, but look for chipped paint bare metal, or rust around bolt heads. If you find a
bolt, nut, or screw you think is loose, tighten it or report it to your supervisor.
Welds. Look for loose or chipped paint, rust, or gaps where parts are welded together. If you find a bad
weld, report it to your supervisor.
Hoses and Fluid Lines. Look for wear, damage, and leaks, and make sure clamps and fittings are tight.
Wet spots show leaks, but a stain around a fitting or connector can also mean a leak. If a leak comes
from a loose fitting of connector, tighten it. If something is broken or worn out, report it to your
Preventive maintenance is not limited to performing only those checks and services listed in the PMCS
table. Stowing unused accessories and other routine procedures such as equipment inventory, cleaning
components, and touch-up painting are not listed in the table. These are things you should do any time
you see that they need to be done.
Leakage definitions operator/crew PMCS are classified as follows:
Seepage of fluid (indicated by wetness or discoloration) not great enough to form drops.
Leakage of fluid great enough to form drops but not enough to cause drops to drip from item
Leakage of fluid great enough to form drops that fall from the item being checked/inspected.
The hypochlorination unit can be operated with Class I and Class II leaks. When in doubt notify
supervisor of leak.
Do not operate hypochlorination unit with a Class III leak. Class III leaks must be reported to your
supervisors or to Unit Level Maintenance for corrective action.
If the equipment must be kept in continuous operation, do only the procedures that can be done without
disturbing operation. Make the complete checks and services when the equipment can be shutdown.