Wayne Vista Series Service page 166

"NOTE: This equipment has been tested and found to comply with the
limits for a Class A digital device, pursuant to Part 15 of the FCC Rules.
These limits are designed to provide reasonable protection against
harmful interference when the equipment is operated in a commercial
environment. This equipment generates, uses, and can radiate radio
frequency energy and, if not installed and used in accordance with the
instruction manual, may cause harmful interference to radio communi-
cations. Operation of this equipment in a residential area is likely to
cause harmful interference in which case the user will be required to
correct the interference at his own expense."
Wayne Division, Dresser Industries Inc., P.O. Box 1859, Salisbury, MD 21802-1859,(410) 546-6600
Part No. 917543 Rev. A 11/92 ©1992 Dresser Industries, Inc. 600/11/92