- Effective
- May 19, 1971
- Models
- 1100, FH-1100
- Data sheet
- TCDSH2WE
- Registered aircraft
- 8 matched by model
- Product
- Aircraft · Rotorcraft
- Amendment
- 39-1209
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 | 20 KB | f40c78da…80a98b0 | FAA DRS (API key needed) |
On this page
The airworthiness directive
71-11-03 FAIRCHILD-HILLER: Amdt. 39-1209. Applies to Fairchild Hiller FH 1100 and Model 1100 type helicopters certificated in all categories with short stabilizers, P/N 24 62001, or extended Stabilizers, P/N 24 62001 31.
1. A. Before the next flight, install the following placard in the cockpit in full view of the pilot. "VNE NOT TO EXCEED 80 MPH IAS"
B. Remove placard "VNE NOT TO EXCEED 80 MPH IAS" on helicopters with stabilizers modified in accordance with 2 below.
2. Within the next 100 hours' time in service after receipt of this message, unless already accomplished, modify stabilizers, P/N 24 62001 and P/N 24 62001 31, in accordance with Section Two of Fairchild Hiller Service Bulletin FH 1100 62 6 dated 18 March 1971 or later approved revision or an equivalent modification approved by Chief, Engineering and Manufacturing Branch, Eastern Region.
This amendment is effective May 19, 1971 and was effective for all recipients of the airmail letter of March 9, 1971 and amending airmail letter of March 25, 1971 upon receipt.
Affected TCDS · 1
The type certificate data sheets for the models this AD names, matched by model and maker.
Registered aircraft · 8
Registered aircraft whose airframe or engine model this AD names. Matched by model only, so check each against the AD’s applicability.
| 1968 | 1 |
|---|---|
| 1970 | 1 |
| 1972 | 1 |
5 with no year recorded