Pre-Flight Inspection; Post-Flight Inspection - Aqua Lung SEA MK User Manual

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PRE-FLIGHT INSPECTION

The Pre-Flight Inspection shall be performed on the SEA prior to each flight
by the aircrew member to whom the unit is assigned. Pre-Flight Inspection
procedures are as follows:
WARNING:
be adhered to by all aircrew members utilizing the SEA. Any discrepancies
shall be reported immediately to maintenance personnel.
1. Ensure the handwheel is closed and the system depressurized. Visually
inspect the entire system for any signs of damage or contamination. Check the
front cover of the second stage for tamper dot (if command uses tamper dot).
CAUTION:
is pressurized during Pre-Flight Inspection. Unnecessary purging of
the SEA will deplete air from the cylinder and it will have to be topped
off by maintenance personnel.
2. Open the handwheel to pressurize the system. Ensure that the dial gauge
reads in the "GREEN ZONE" (Fig. 23) or the plunger on the pin gauge is
"Popped Up" (Fig. 24).
Figure 23

POST-FLIGHT INSPECTION

1. Upon completion of the flight, close the handwheel and completely depressurize
the system. Check SEA for signs of damage and contamination. Report discrepancies
to maintenance personnel.
Strict compliance with Pre-Flight and Post-Flight Inspections shall
Do not press the second stage purge button when the system
GREEN ZONE
SEA MK / LV2 User's Manual
Plunger
Popped Up
Figure 24