Each licensee of a CARS station shall maintain records showing the following:
(a) For all attended or remotely controlled stations, the date and time of the beginning and end of each period of transmission of each channel;
(b) For all stations, the date and time of any unscheduled interruptions to the transmissions of the station, the duration of such interruptions, and the causes thereof;
(c) For all stations, the results and dates of the frequency measurements made pursuant to Sec. 78.113 and the name of the person or persons making the measurements;
(d) For all stations, when service or maintenance duties are performed, which may affect a station's proper operation, the responsible operator shall sign and date an entry in the station's records, giving:
(1) Pertinent details of all transmitter adjustments performed by the operator or under the operator's supervision.
(e) When a station in this service has an antenna structure which is required to be illuminated, appropriate entries shall be made as follows:
(1) The time the tower lights are turned on and off each day, if manually controlled.
(2) The time the daily check of proper operation of the tower lights was made, if an automatic alarm system is not employed.
(3) In the event of any observed or otherwise known failure of a tower light:
(i) Nature of such failure.
(ii) Date and time the failure was observed or otherwise noted.
(iii) Date, time, and nature of the adjustments, repairs, or replacements made.
(iv) Identification of Flight Service Station (Federal Aviation Administration) notified of the failure of any code or rotating beacon light not corrected within 30 minutes, and the date and time such notice was given.
(v) Date and time notice was given to the Flight Service Station (Federal Aviation Administration) that the required illumination was resumed.
(4) Upon completion of the 3-month periodic inspection required by Sec. 78.63(c):
(i) The date of the inspection and the condition of all tower lights and associated tower lighting control devices, indicators, and alarm systems.
(ii) Any adjustments, replacements, or repairs made to insure compliance with the lighting requirements and the date such adjustments, replacements, or repairs were made.
(f) For all stations, station record entries shall be made in an orderly and legible manner by the person or persons competent to do so, having actual knowledge of the facts required, who shall sign the station record when starting duty and again when going off duty.
(g) For all stations, no station record or portion thereof shall be erased, obliterated, or willfully destroyed within the period of retention required by rule. Any necessary correction may be made only by the person who made the original entry who shall strike out the erroneous portion, initial the correction made, and show the date the correction was made.
(h) For all stations, station records shall be retained for a period of not less than 2 years. The Commission reserves the right to order retention of station records for a longer period of time. In cases where the licensee or permittee has notice of any claim or complaint, the station record shall be retained until such claim or complaint has been fully satisfied or until the same has been barred by statute limiting the time for filing of suits upon such claims. [41 FR 29695, July 19, 1976, as amended at 49 FR 20672, May 16, 1984; 50 FR 23422, June 4, 1985]