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F. Maintenance.
SAFETY MESSAGE TO MAINTENANCE PERSONNEL
• Read and understand all instructions before performing any maintenance to this unit.
• To reduce the risk of electrical shock or ignition of hazardous atmospheres, do not perform
maintenance/service on this device when circuits are energized.
• Any maintenance to the unit MUST be performed by a trained electrician in accordance with
NFPA 72 NEC Guidelines and state and local codes.
• Never alter the unit in any manner. Safety in hazardous locations may be endangered if additional
openings or alterations are made in units specifically designed for use in these locations.
• The nameplate, which may contain cautionary or other information of importance to maintenance
personnel, should not be obscured if exterior of housings used in hazardous locations are painted.
Failure to follow all safety precautions and instructions may result in property damage, serious
injury, or death to you or others.
Other than cleaning, no regularly scheduled maintenance is required. To ensure unit is operating
properly, it should be tested at regularly scheduled intervals.
In the event that volume adjustment, tone module replacement, or repair is required, refer to the
Safety Message to Maintenance Personnel before proceeding.
G.Service.
The UTM/UTC contains no user serviceable parts inside.
The Federal factory will service your equipment or provide technical assistance with any
problems that cannot be handled locally.
Any units returned to Federal Signal for service, inspection, or repair must be accompanied by a
Return Material Authorization. This R.M.A. can be obtained from the local Distributor or
Manufacturer's Representative.
At this time a brief explanation of the service requested, or the nature of the malfunction, should
be provided.
Address all communications and shipments to:
FEDERAL SIGNAL CORPORATION
Electrical Products Division
Service Department
2645 Federal Signal Drive
University Park, IL 60466-3195
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