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I
MPORTANT SAFETY
I
NSTRUCTIONS
Read before starting installation:
• Product contains fiberglass wool.
• Disturbing the insulation in this
product during installation, main-
tenance, or repair will expose you
t
o fiberglass wool. Breathing this
may cause lung cancer. Fiber-
glass wool is known to the state
of California to cause cancer.
• Fiberglass wool may also cause
respiratory, skin and eye irritation.
• To reduce exposure to this sub-
stance or for further information,
consult material safety data
sheets available from the address
shown below, or contact your
supervisor.
JBL Consumer Products
250 Crossways Park Drive
Woodbury, New York 11797 USA
WARNING
This enclosure is not listed for use
in air-handling plenums. Installation
of this enclosure in walls or ceil-
ings of fire-barrier-rated construc-
t
ion requires that construction
m
ethods shall be employed in order
t
o comply with local building or life
safety codes. Consult your local
authority having jurisdiction (build-
ing, electrical or fire safety inspec-
tor) to determine what acceptable
construction methods will be
required.
WARNING
The P81BB In-Wall Back Box
weighs 19 lb (8.6kg) empty, and
32 lb (14.52kg) with a P81 speaker
system installed in it. The P941BB
In-Wall Back Box weighs 19 lb
(8.6kg) empty, and 36 lb (16.3kg)
with a P941 speaker system
installed in it.
ANSI/EIA 636 Recommended
Loudspeaker Safety Practices,
Section 16.3, recommends that the
mounting system used to install the
In-Wall Back Box in walls or ceil-
ings should support the weight of
the product plus at least four times
the weight of the product being
installed. That means, for a P941
installed in an In-Wall Back Box,
t
he mounting system should be
a
ble to support at least 163 lb
(
74kg).
It is strongly recommended that the
installer consult a construction pro-
fessional or a professional engi-
neer to determine the appropriate
mounting methods to be used for
each specific installation location.
P81BB, P941BB OM 11/16/05 3:04 PM Page 3