TM 5-4520-256-14
3-18.
AUDIBLE ALARM (EM1) MAINTENANCE-Continued.
b.
Inspection.
(1)
Inspect for damage to front and rear of alarm. Inspect case for cracks.
(2)
Inspect wiring for cracked or burned insulation and/or exposed conductor.
c.
Cleaning.
WARNING
Cleaning solvent, Federal specification P-D-680, is toxic and flammable. Use only in a well-
ventilated area. Avoid prolonged breathing of fumes. Keep solvent away from flames. Do not
use in excessive amounts. Avoid skin contact.
(1)
Clean audible alarm with cleaning solvent (item 11, Appendix E).
(2)
Allow to dry.
d.
Installation.
(1)
Place audible alarm (2) into position in panel (4).
(2)
Secure audible alarm (2) with retaining ring (1).
(3)
Connect wiring (3) per tagged identification, using splices to connect wiring.
(4)
Install access door per para 3-10d.
Change 3 3-50
