- Effective
- September 24, 1964
- Models
- 707-100 Long Body, 707-100B Long Body, 707-100B Short Body, 707-200, 707-300 Series, 707-300B Series and 10 more
- Registered aircraft
- 31 matched by model
- Product
- Aircraft · Large airplane
Unofficial copy of the text in the FAA’s Dynamic Regulatory System. The FAA’s own copy is the authoritative one. DRS record last changed May 30, 2024.
Copies of the files this page was built from, with their SHA-256. Retrieved October 18, 2026.
| File | Size | SHA-256 | Original |
|---|---|---|---|
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On this page
The airworthiness directive
64-22-02 BOEING: Amdt. 816 Part 507 Federal Register September 24, 1964. Applies to Models 707, 720 and 727 Series Aircraft Having Fluorescent Cabin Cove Lights with Day-Ray Ballasts Type 62-37 With Serial Numbers Below 5639, or Servo Mechanism Ballast Type 562859.
Compliance required within 50 hours' time in service after the effective date of this AD unless already accomplished.
To prevent overheating of the cove light ballast units, accomplish the following:
(a) Deactivate all cabin fluorescent cove light systems by securing the circuit breakers for the cove light systems in the off position with a clip-on guard.
(b) The cove light systems may be reactivated upon installation of Day-Ray ballasts type 62-37, Serial Numbers 5639 and above, or Servo mechanism ballasts type 563116, or by an equivalent approved by the Aircraft Engineering Division, FAA Western Region.
This directive effective September 24, 1964.
Affected TCDS · 4
The type certificate data sheets for the models this AD names, matched by model and maker.
Registered aircraft · 31
Registered aircraft whose airframe or engine model this AD names. Matched by model only, so check each against the AD’s applicability.
| 1968 | 1 |
|---|---|
| 1971 | 1 |
| 1973 | 1 |
| 1975 | 2 |
| 1976 | 3 |
| 1977 | 3 |
| 1978 | 2 |
| 1979 | 1 |
| 1981 | 5 |
| 1982 | 1 |
11 with no year recorded