Aqua Lung SEA-4500 User Manual page 10

10
1. Remove the protector cap from the threaded male fitting on the fill adapter.
Inspect the fill adapter to ensure that the o-ring is present and seated evenly
at the base of the threads. Check the threads of the male fitting, making sure
they are clean and not damaged.
2. Fit the threaded male fitting of the fill
adapter into the fill port of the first stage
and turn the adapter nut clockwise
by hand until snug. DO NOT apply a
wrench or otherwise overtighten the
fill adapter (Fig. 6).
3. Close the bleed valve screw on the
fill adapter by turning it clockwise until
finger tight.
WARNING:
or air supply where the regulated pressure exceeds 4500 PSI / 310
BAR. Doing so may weaken and damage the safety plug assembly
and cylinder.
NOTE: The SEA-4500 will fill with the valve handwheel in the completely
closed position (red indicator ring visible). In this position the pressure
gauge will not register psi. This is not recommended.
4. While holding the first stage and fill
adapter secure, turn the SEA-4500
valve handwheel counter-clockwise
until it is completely open. When the
handwheel is in the open position, the
red indicator ring is not visible (Fig. 7).
DO NOT attempt to fill the SEA-4500 from a compressor
SEA-4500 User's Manual
Bleed Valve
Screw
Figure 6
"ON"
POSITION
Red indicator
ring not visible
Figure 7
Adapter
Nut