TM 10-8415-208-12
3-9. EMERGENCY BREATHING APPARATUS (EBA) MAINTENANCE INSTRUCTIONS. (CONT)
3-9.2.10 Removing/Installing Pressure Switch.
a.
Removing.
(1)
Perform steps a.(1) through a.(6), paragraph 3-9.2.3, to remove the cylinder.
(2)
Disconnect electrical line coupling (1) from pressure switch (2).
(3)
Remove pressure switch (2) from air line elbow (3).
b.
Installing.
(1)
Apply new anti-seize tape to the threads of new pressure switch (2).
(2)
Screw new pressure switch (2) into air line elbow (3).
(3)
Connect electrical line coupling (1) to new pressure switch (2).
(4)
Perform steps b.(1) through b.(5), paragraph 3-9.2.3, to install the cylinder.
(5)
Leak test the EBA. Refer to paragraph 3-9.3.3.
(6)
Verify warning light operation. Refer to steps b. through d., paragraph 3-17.
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