18. Outdoor Antenna Grounding - If an outside antenna is connected to the receiver, be sure
the antenna system is grounded so as to provide some protection against voltage surges
and built up static. Section 810 of the National Electrical Code ANSI/NEFA 70 provides
information with respect to proper grounding of the mast and supporting structure,
grounding conductress, location of antenna-discharge unit, size of grounding electrodes,
and requirements for the grounding electrode (see figure).
19. Cleaning - Unplug this product from the wall outlet before cleaning. Do not use liquid
cleaners or aerosol cleaners. Use a damp cloth for cleaning.
20. Lightning - For added protection for this product during a lightning storm, or when it is left
unattended and unused for long periods of time, unplug it from the wall outlet and
disconnect the antenna or cable system. This will prevent damage to the product due to
lightning and power-line surges.
21. 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 operation
condition.
22. Overloading-Do not overload wall outlets, extension cords, or integral convenience
receptacles as this can result in a risk of fir or electric shock.
NEC NATIONAL ELECTRICAL CODE
Do not apply oil or petroleum products to this product.