2-22
TM 3-4230-209-20&P
TROUBLESHOOTING (CONT)
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
PUMP UNIT (CONT)
5. PUMP FAILS COOPERATE.
Step 1. Check for blockage in plumbing (1).
Remove blockage if possible, or notify intermediate direct support
maintenance.
Step 2. Check pump (2) for binding.
Notify intermediate direct support maintenance.
6. PLUMBING VALVES LEAK.
Step 7. Check to see if valve is property seated.
Tighten connections.
Step 2. Check for loose valve body assemblies (1).
Tighten nuts and bolts or notify intermediate direct support
maintenance.