Tannoy CMS 501 BM, Installation Manual

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6.4 INSTRUCTIONS FOR OPTIONAL PRE-INSTALLATION BACK-CAN (PI MODELS ONLY):
Go to section 7 for instructions on wiring and setting up then return to point 5 below.
5
Cut hole in proper location in ceiling material and installover pre installed back-can.
4
If conduit is not chosen as the wiring method, run an approved speaker cable to the
installed can. Terminate in the top mounted cable clamp or with an approved cable
connector in one of the three knock-out points at the sides of the PI back-can.
.
3
6.4 INSTRUCTIONS FOR OPTIONAL PRE-INSTALLATION BACK-CAN (PI MODELS ONLY):
Slide the speaker assembly through the hole and turn the screws to extend
the mounting wings. Tighten the screws until a firm grip is achieved. 6
DO NOT OVERTIGHTEN!
CMS
(PTO)
Attach the conduit to the installed back-can. This can be attached in two ways:
2
a. You can use the clamp at the back of the pre-install
back-can. The product will accept a squeeze connector
with a thread size of up to 22mm: To remove the cable
clamp, simply unscrew the threaded washer (under the
wiring cover) which holds the cable clamp in place and
replace it with a conduit squeeze connector.
b. You can use any of the three knock-out points at the
sides of the PI back-can (19mm, 22mm or 28mm diameter):
Conduit Squeeze
Connector
Conduit