TM 10-4610-229-10
Table 3-1. Troubleshooting (Cont)
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
Step 3. Check foot valve.
Clean foot valve.
Step 4. Check inlet screen at pump inlet.
Clean screen (table 2-1, item I),
7. CAVITATION AT BOOST PUMP.
CAUTION
If correcting engine speed does not correct problem, shut down engine at once to prevent damage to
pump.
Step 1. Check gage PI-6.
If low, go to malfunction 6.
Step 2. Check discharge hose assemblies on raw water pump for damage.
If discharge hose assemblies are damaged, notify your supervisor.
Step 3. Check engine speed setting.
Set correctly (para 2-5f). If problem is not corrected, shut down system (para 2-8)
and notify your supervisor.
8. CAVITATION AT HIGH PRESSURE PUMP.
CAUTION
If correcting engine speed does not correct problem, shut down engine at once to prevent damage to
pump.
Step 1. Check valves V-1, V-2, V-3, and V-4 for correct setting.
If valve settings are incorrect, set correctly (para 2-4e).
3-6
