NuTone VSC4R User Manual download pdf (Page 4)

he operation instructions. Adjust only those controls

that are covered by the operating instruction, as an

improper adjustment of other controls may result in

damage and will often require extensive work by a

qualified technician to restore the product to its normal

peration.

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

way.

. When the product exhibits a distinct change in perform-

ance — this indicates a need for service.

20. REPLACEMENTS PARTS — When replacement parts

are required, be sure the service technician has used

replacement parts specified by the manufacturer or have

the sam characteristics as the original part. Unauthorized

substitutions may result in fire, electric shock or other

hazards.

1. SAFETY CHECK

—

Upon completion of any service or

repairs to this product, ask the service technician to per-

form safety checks to determine that the product is in

proper operating condition.

22. WALL OR CEILING MOUNTING — The product should

e mounted to a wall or ceiling only as recommended by

the manufacturer.

23. HEAT — The product should be situated away from heat

ources such as radiators, heat resistors, or other prod-

ucts (including amplifiers) that produce heat.

EXAMPLE OF ANTENNA GROUNDING AS PER

NATIONAL ELECTRICAL CODE

ANTENNA

LEAD IN WIRE

GROUND

CLAMP

ANTENNA

DISCHARGE UNIT

(NEC SECTION 810-20)

GROUNDING CONDUCT

ORS

(NEC SECTION 810-21)

GROUNDING CLAMPS

POWER SERVICE GROUNDING

ELECTRODE SYSTEM

(NEC ART 250, PART H)

ELECTRIC

SER

VICE

EQUIPMENT

NEC-NATIONAL ELECTRICAL CODE

1 2 3 4 5 6 7 8 9 ... 15 16

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