TM 10-8415-208-12
3-9. EMERGENCY BREATHING APPARATUS (EBA) MAINTENANCE INSTRUCTIONS. (CONT)
b.
Installing.
(1)
Squeeze retaining spring (2) together and position spectacle assembly (3) against face piece lens (1)
and rubber face seal (4).
(2)
Adjust spectacle assembly (3) as follows:
(a)
Slide rubber block (5) up and down on prongs (6) for vertical adjustment.
(b)
Slide spectacle prongs (7) in and out of rubber block (5) for horizontal adjustment.
(c)
For additional horizontal adjustment:
(1)
Repeat removal steps a.(1) and a.(2).
(2)
Remove spectacle assembly (3) from block (5).
(3)
Turn block (5) around and reattach to spectacle assembly (3).
(3)
Repeat installing step b.(1).
3-9.3 Testing.
3-9.3.1 Static Pressure Test.
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