Inspection Check; Repair; Assembly - ACR Electronics EM-2BA MEGAPHONE Product Support Manual

Portable safety megaphone
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8.1.6 Disassembly in steps 8.1.1 through 8.1.5 above is sufficient to
9.0
INSPECTION / CHECK
9.1
Inspect unit for any evidence of damaged parts, loose mountings or broken
leads and dirty electrical contacts.
10.0

REPAIR

10.1
The megaphone consists of three major sub-assemblies; the Microphone
and Mouthpiece Assembly, the Megaphone Sub-Assembly, and the Horn
and Speaker Assembly. Repairs are restricted to the replacement of these
defective sub-assemblies or the batteries and lanyard assemblies.
11.0

ASSEMBLY

11.1
Assembly of the megaphone is in reverse order of disassembly. Follow
these instructions:
11.1.1 Align Horn (15) and Speaker Assy (6) with location pins on
11.1.2 Attach Horn (15) and Speaker Assy (6) to Megaphone
11.1.3 Plug Speaker connector into the "out" header.
11.1.4 Push entire assembly gently into the Housing (14) until it stops.
11.1.5 Replace screws (10)
11.1.6 Replace the six batteries (4) in three tubes at microphone end of
examine the megaphone for faults and testing. Further
disassembly is not recommended.
Megaphone Subassembly (9)
Subassembly (9). Route Speaker wires through provided slot.
Turn clockwise 45° and push all the way in. Turn
counterclockwise 45° and align holes.
megaphone case.
CAUTION: Observe polarity of batteries during installation
procedure (see instructions at battery tube openings of the
megaphone).
7
Y1-03-0057 Rev. F

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