# AD 47-25-01: Fuel System Rework

- Type: Airworthiness directive
- Status: Current
- Products: Superior V and V-2
- Superseded by: Nothing supersedes this AD
- Product type: Aircraft, Small airplane
- Registered aircraft: 11 may be affected, by airframe or engine model (OpenAirDocs)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/28D243F1BB4DA35D86256A560066EE0D.0001
- DRS record last changed: May 30, 2024
- Page: https://openairdocs.org/ad/47-25-01

## The airworthiness directive

47-25-01 CULVER: (Was Mandatory Note 3 of AD-778-2.) Applies to Models V and V2 Aircraft Serial Number V-1 and Up.

Compliance required prior to August 15, 1947.

In order to correct the possibility of unequal fuel feed from the two tanks, with the attendant possibility of air lock, rework the fuel system to incorporate a sump tank (P/N 11202-1) in former location of feed "T" fitting and revised fuel feed and vent lines.

(Culver Service Bulletin No. 17 covers this same subject.)

## Affected data sheets (1) (OpenAirDocs)

The type certificate data sheets whose models the AD names.

- [TCDS A-778](https://openairdocs.org/tcds/A-778): Superior Aircraft Company; names 2 of 2 models: V-2, V

## Registered aircraft it may apply to (OpenAirDocs)

Matched by airframe and engine model; the AD's applicability may narrow it by serial number, part number or equipment.

- Aircraft: 11 (11 by airframe model, 0 by engine model)
- Makers: Culver 11

Models with the most aircraft:

- [Culver V](https://openairdocs.org/model/culver-v): 11 aircraft (airframe model)

All 1 models: https://openairdocs.org/ad/47-25-01/models.md
Every aircraft: https://openairdocs.org/ad/47-25-01/aircraft.md

Its text cites no advisory circulars or STCs.

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