- Effective
- November 2, 1961
- Models
- M20, M20A, M20B
- Data sheet
- TCDS2A3
- Registered aircraft
- 179 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 | 19 KB | 1c94b2d5…7e3cd6b | FAA DRS (API key needed) |
On this page
The airworthiness directive
61-22-07 MOONEY: Amdt. 359 Part 507 Federal Register November 2, 1961. Applies to the M-20, M-20A, and M-20B Aircraft, Serial Numbers 1001 Through 1875.
Compliance required within 25 hours' time in service after the effective date of this AD unless already accomplished.
To prevent failures of the fuel and oil pressure gage lines in the accessory compartment, the following replacement is required:
Replace the copper fuel and oil pressure gage lines from the firewall to the engine pickup location with flexible hose in accordance with Mooney Service Letter 20-82A or replace with other FAA approved equivalent lines or fittings.
(Mooney Service Letter 20-82A covers this same subject.)
This directive effective November 2, 1961.
Affected TCDS · 1
The type certificate data sheets for the models this AD names, matched by model and maker.
Registered aircraft · 179
Registered aircraft whose airframe or engine model this AD names. Matched by model only, so check each against the AD’s applicability.
| 1956 | 6 |
|---|---|
| 1957 | 6 |
| 1958 | 11 |
| 1959 | 16 |
| 1960 | 18 |
| 1961 | 63 |
| 1962 | 6 |
| 1965 | 1 |
| 1966 | 1 |
| 1976 | 1 |
50 with no year recorded