Installation and Maintenance Instructions
Provide a copy of these instructions for the Safety Engineer, system
operator(s) and maintenance personnel.
Safety Message to Maintenance Personnel
Failure to follow all safety precautions and instructions may result in
property damage, serious injury, or death to you or others.
• Read and understand all instructions before performing
maintenance on this unit.
• Do not perform maintenance on this unit when circuits are
energized.
• Do not disconnect the speaker from the system wiring when
circuits are energized.
• Periodic checks should be made to ensure that effectiveness of this
device has not been reduced because speaker has become clogged
with a foreign substance or because objects have been placed in
front of the speaker.
• Any maintenance to this unit MUST be performed by a trained
electrician in accordance with the National Electrical Code,
National Fire Codes, and the local codes.
• Never alter this unit in any manner. Safety in hazardous locations
may be jeopardized if additional openings or alterations are made
to this device.
• The nameplates, which contain cautionary or other information of
importance to maintenance personnel, should not be obscured if
exterior of device is painted.
• WARNING: Explosion Hazard
may impair suitability for Class I, Division 2 and Class I,
Zone 2.
Failure to follow all safety precautions and instructions may result in
property damage, serious injury, or death.
Models 304X and 314X Explosion-Proof Amplified Speakers
18
—
Substitution of components