Installation and Maintenance Instructions
• Do not connect this beacon to the system when power is on.
• Do not disconnect the beacon while the circuit is live or unless
the area is known to be free of ignitable concentrations. Keep
the beacon tightly closed when in operation.
• Never alter the unit in any manner. Safety of the unit may be
affected if additional openings or other alterations are made to
the internal components or housing.
• The nameplate should NOT be obscured, as it contains
cautionary and/or other information of importance to
maintenance personnel. Ensure the nameplate remains readable
if the housing exterior is painted.
• If the dome is damaged in any way, it MUST be replaced.
• After performing any maintenance, test the light system to
ensure that it is operating properly.
Failure to follow all safety precautions and instructions may result
in property damage, serious injury, or death.
Servicing the Beacon
EXPLOSION HAZARD—To prevent ignition of hazardous
atmospheres, disconnect the fixture from the supply circuit
before opening it.
EXPLOSION HAZARD—Do not disconnect the beacon
while circuit is live or unless the area is known to be free
of ignitable concentrations. Keep the beacon tightly closed
when in operation.
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Models 154XST and 154XST-S