15. Outdoor Antenna Grounding – If an outside antenna or

18. Object and Liquid Entry – Never push objects of any kind

cable system is connected to the product, be sure the antenna or

into this product through openings as they may touch dangerous

cable system is grounded so as to provide some protection

voltage points or short-out parts that could result in a fire or

against voltage surges and built-up static charges. Article 810 of

electric shock. Never spill liquid of any kind on the product.

the National Electrical Code, ANSI/NFPA 70, provides information

 

 

 

with regard to proper grounding of the mast and supporting

19. Servicing – Do not attempt to service this product yourself

structure, grounding of the lead-in wire to an antenna discharge

as opening or removing covers may expose you to dangerous

unit, size of grounding conductors, location of antenna-discharge

voltage or other hazards. Refer all servicing to qualified service

unit, connection to grounding electrodes, and requirements for

personnel.

the grounding electrode. See Figure 2.

 

 

 

 

 

 

 

 

 

20. Damage Requiring Service – Unplug this product from the

EXAMPLE OF ANTENNA GROUNDING AS PER

wall outlet and refer servicing to qualified service personnel

NATIONAL ELECTRICAL CODE, ANSI/NFPA 70

under the following conditions:

 

 

 

 

 

 

a. When the power-supply cord or plug is damaged.

 

 

 

 

 

 

b. If liquid has been spilled, or objects have fallen into the

 

 

 

 

ANTENNA

 

product.

 

 

 

 

 

c. If the product has been exposed to rain or water.

GROUND

LEAD IN

 

 

d.

If the product does not operate normally by following the

WIRE

 

CLAMP

 

 

 

operating instructions. Adjust only those controls that are

 

 

 

 

 

 

 

 

 

 

ANTENNA

 

covered by the operating instructions as an improper

 

 

 

 

 

adjustment of other controls may result in damage and will

 

 

 

 

DISCHARGE UNIT

 

 

 

 

 

 

often require extensive work by a qualified technician to

ELECTRIC

 

 

 

(NEC SECTION 810 - 20)

 

SERVICE

 

 

 

GROUNDING CONDUCTORS

restore the product to its normal operation.

EQUIPMENT

 

 

 

e.

If the product has been dropped or damaged in any way.

 

 

 

(NEC SECTION 810 - 21)

 

 

 

 

 

 

f.

When the product exhibits a distinct change in

 

 

 

 

GROUND CLAMPS

 

 

 

 

 

 

performance – this indicates a need for service.

 

 

 

 

 

 

 

 

 

 

 

 

POWER SERVICE GROUNDING ELECTRODE SYSTEM

(NEC ART 250, PART H)

NEC – NATIONAL ELECTRICAL CODE

S2898A

(Figure 2)

16.Power Lines – An outside antenna system should not be located in the vicinity of overhead power lines or other electric light or power circuits, or where it can fall into such power lines or circuits. When installing an outside antenna system, extreme care should be taken to keep from touching such power lines or circuits as contact with them might be fatal.

17.Overloading – Do not overload wall outlets, extension cords, or integral convenience receptacles as this can result in a risk of fire or electric shock.

21.Replacement Parts – When replacement parts are required, be sure the service technician has used replacement parts specified by the manufacturer or have the same characteristics as the original part. Unauthorized substitutions may result in fire, electric shock, or other hazards.

22.Safety Check – Upon completion of any service or repairs to this product, ask the service technician to perform safety checks to determine that the product is in proper operating condition.

23.Heat – The product should be situated away from heat sources such as radiators, heat registers, stoves, or other products (including amplifiers) that produce heat.

-E3-

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Sanyo DRW-500 instruction manual Example of Antenna Grounding AS PER