Aqua Lung G3000SS Operation & Maintenance Manual page 38

Diving helmet

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NECK RETAINER AND LOCKING SYSTEM (continued)

Step 10: Insert latch screw (4) and

latch spring washer (5) through

helmet shell (1) into latch base

assembly.

Step 13: Test the operation of each

latch assembly.

Step 15: Place the neck retainer

(21) to the hinge at rear of helmet

shell (1). Insert the neck retainer bolt

(23) and secure with neck retainer

nut (22). Use a 3/16" hex key to hold

the bolt and 7/16" nut driver to hold

the nut. Tighten until the nut touches

the hinge. Adjust as required.

Aqua Lung G3000SS Diving Helmet Operations & Maintenance Manual

Step 11: Tighten latch screw (4)

using a 1/4" hex key to 140 in.lbs

(16 Nm).

NOTE:

Ensure that neck retainer moves freely.

Step 12: Repeat the procedure

for the other latch.

Step 14: Check condition of neck

retainer (21).

Step 16: Ensure that the neck

retainer and locking system

mate correctly.

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