20ReplacementPartsWhenreplacementpartsarerequired. besuretheservicetechnicianhasusedreplacementparts specifiedbythemanulhcturerorh:nethesame characteristicsastheoriginalpartUnauthorized. substitutionsmayresultinfireelectricshock,orother. hazards.
21Sali:tyCheckUponcompletionofanyserviceorrepairsto
thisproduct,asktheservicetechniciantoperformsafety checkstodeterminethattheproductisinproperoperafing condition.
22WallorCeilingMountingTheunitshouldbemountedtoa wallorceilingonlyasrecommendedbythemanufacturer.
23HeatTheproductshouldbesituatedawayfromheat sourcessuchasradiators,heatregisters,stoves,orother products(includingamplifiers)thatproduceheat.
24OutdoorAntennaGroundingIfanoutsideantennaor cablesystemisconnectedtotheproduct,besuretheantenna orcablesystemisgroundedsoastoprovidesome
Article810oftheNationalElectricalCodeANSI/NFPA70. . providesinformationwithregardtopropergroundingofthe mastandsupportingstructure,groundingoftheleadqnwire
toanantennadischargeunitsizeofgroundingconductors.. locationofantennadischargeunitconnectiontogrounding. electrodes,andrequirementslk)rthegroundingelectrode.
EXAMPLE OF ANTENNA GROUNDING
jPOWER SERVICEGROUNDING ELECTRODE SYSTEM
(NEC ART 250 PART H)
NEC NATIONAL ELECTRICAL(ODE