Installation, Please note carefully, Step

Note that all models are protected with a PTC (positive temperature coefficient) device and will quieten, if overdriven. The PTC device will reset itself once the signal is reduced to a more sensible level.

Installation

Ceiling loudspeaker with C-bracket

and tile rails (foreground)

Please note carefully

Martin Audio ceiling loudspeakers must be installed by experienced ceiling loudspeaker installation personnel using the full installation kit provided

The installer must check with all relevant local, national and international electrical, fire and building safety authorities to ensure that all regulations are being complied with

Every ceiling loudspeaker must be fitted with a steel safety wire between its rear can safety tag and a suitable overhead supporting structure to provide backup support in the event of ceiling damage

When installed in an air handling space the steel cover plates must be sealed

to the loudspeaker back cans with firestop putty or a suitable alternative to ensure plenum tight enclosure of the electrical connections

Step 1

Cut the ceiling hole as follows using the template provided:

C4.8T 178mm dia cut-out

C6.8T 224mm dia cut-out

C8.1T 308mm dia cut-out