Table of Contents
Advertisement
58
ANNUAL INSPECTION AND MAINTENANCE CHECKLIST (continued)
STEPS
FREE FLOW VALVE
KNOB
DEFOGGER
AIRWAY ASSEMBLY
NOTE: Refer to the manifold section of the Operations and Maintenance Manual for
guidance.
MANIFOLD BODY
CHECK VALVES (2)
O-RINGS (2)
SCREEN
MANIFOLD HOUSING
MANIFOLD GASKET
O-RINGS (2)
TEFLON TAPE
Aqua Lung G3000SS Diving Helmet Operations & Maintenance Manual
PROCEDURE
•
Check condition of the guide hole in the knob. It
should be square and firm. If any deterioration or
excess play is present, replace knob.
WARNING: Knob slippage on the stem may
cause hazardous conditions for the diver.
•
Visually inspect the free flow barrel and defogger train
for damage. Replace the o-ring on the swagelock
connector.
•
Visually inspect the airway assembly.
•
Clean as required. Blow any moisture out of
airway assembly using compressed air.
MANIFOLD
•
Remove the manifold body, complete, from
the helmet.
•
Remove check valves and adapters.
•
Confirm correct operation of both check valves
by conducting a "suck-and-blow" check on each.
Air should only flow in one direction. If this does
not happen, replace check valve.
•
Replace o-rings on the manifold and port plugs
annually.
•
Visually inspect the screen for damage. Wash
with soap and water, rinse with fresh water and
allow to dry.
•
Visually inspect for damage. Wash with soap and
water, rinse with fresh water and dry by blowing
through with compressed air.
•
Replace the manifold gasket annually.
•
Replace o-rings on the manifold connecting insert
annually.
•
Clean all Teflon tape residue from check valves
and hose fittings. Apply new Teflon tape prior to
reassembly.
INITIALS
Advertisement
Table of Contents
