TM 5-4220-225-14
Table 5-1. Direct Support Troubleshooting Procedures (Cont).
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
5. ONE DIVER DOES NOT RECEIVE TOPSIDE (Cont).
Step 3. Inspect umbilical communication cable.
Replace damaged umbilical (para. 4-31).
6. LEAK IN VIEWPORT ASSEMBLY.
Check viewports.
Replace damaged viewports (para. 5-9).
7. LEAK BETWEEN HELMET SHELL AND BASE.
Check helmet shell for damage.
Replace helmet shell (para. 5-14).
5-4
