- Models
- GC-1A, GC-1B
- Data sheet
- TCDSA-766
- Registered aircraft
- 541 matched by model
- Product
- Aircraft · Small 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 |
|---|---|---|---|
| FAA DRS HTML | 18 KB | b028f096…e3f982e | FAA DRS (API key needed) |
On this page
The airworthiness directive
46-42-01 GLOBE: (Was Mandatory Note 4 of AD-766-5.) Applies to Models GC-1A, GC-1B Aircraft Serial Numbers 3 to 228 Inclusive.
Compliance required prior to December 1, 1946.
Replace the aluminum alloy cabin heater valve assembly with one constructed completely of firewall material equivalent to Globe Valve Assembly, P/N 11-440-3623. This will provide a complete firewall of firewall material.
(Globe Customer Service Maintenance Bulletin No. 4 covers this same subject.)
Affected TCDS · 1
The type certificate data sheets for the models this AD names, matched by model and maker.
Registered aircraft · 541
Registered aircraft whose airframe or engine model this AD names. Matched by model only, so check each against the AD’s applicability.
| 1945 | 1 |
|---|---|
| 1946 | 317 |
| 1947 | 7 |
| 1948 | 80 |
| 1949 | 10 |
| 1950 | 11 |
| 1951 | 3 |
| 1952 | 1 |
| 1953 | 1 |
| 1954 | 1 |
| 1956 | 3 |
| 1957 | 1 |
| 1978 | 1 |
104 with no year recorded