AD 87-16-11

87-16-11 BEECH AIRCRAFT CORPORATION: Amendment 39-5709. Applies to Model 58 (S/N's TH-1389, TH-1396, TH-1397, TH-1403, TH-1407 through TH-1410, TH-1412, TH-1414, TH-1416, TH-1420 through TH-1423, TH-1425, TH-1427, TH-1430, TH-1434, TH-1438, TH-1440, TH-1442, TH-1443, TH-1445, TH-1447, TH-1451, TH-1452, TH-1456, TH-1457, TH-1459, TH-1462, TH-1463, TH-1466, TH-1468, TH-1472 through TH-1474, TH-1477, TH-1478, TH-1481, TH-1483, TH-1485, TH-1490, TH-1492, TH-1495 through TH-1497, TH-1499, TH-1500, TH-1502 and TH-1506) airplanes certificated in any category.

Compliance: Required as indicated after the effective date of this AD, unless previously accomplished.

To preclude the loss of stall warning capability in icing conditions, accomplish the following:

(a) Within the next 25 hours time-in-service (unless the inspection and relay installation requirements of paragraph (c) have been accomplished):

(1) Fabricate and install on the instrument panel in clear view of thepilot the following placard using letters of a minimum of 0.10 inch in height:

"FLIGHT INTO KNOWN ICING CONDITIONS IS PROHIBITED".

(2) Place a copy of this AD in the Limitation Section of Pilot's Operating Handbook (POH) and FAA Approved Airplane Flight Manual (AFM).

(3) Cover the airplane operating placard statement, "This airplane approved for flight in icing conditions" with opaque tape.

(4) Operate the airplane in accordance with this limitation.

(b) The requirements of paragraph (a) of this AD may be accomplished by the owner/operator on any airplanes which are not used under Part 121 or 135. The person accomplishing these actions must make the appropriate airplane maintenance record entry per FAR 43.9 and 91.173.

(c) Within the next 100 hours time-in-service after the effective date of this AD, inspect and, if necessary, modify the stall warning heater circuit in accordance with the instructions in Beechcraft Mandatory Service Bulletin No. 2180,dated June 1987.

(d) The requirements and limitations of paragraph (a) of this AD do not apply to airplanes that have been inspected and modified as required per paragraph (c) of this AD.

(e) Airplanes may be flown in accordance with FAR 21.197 to a location where this AD may be accomplished.

(f) An equivalent means of compliance with this AD may be used if approved by the Manager, Wichita Aircraft Certification Office, 1801 Airport Road, Room 100, Mid-Continent Airport, Wichita, Kansas 67209; Telephone (316) 946-4400.

All persons affected by this directive may obtain copies of the document(s) referred to herein upon request to Beech Aircraft Corporation, Commercial Service, Department 52, P.O. Box 85, Wichita, Kansas 67201-0085; or may examine the document(s) referred to herein at FAA, Office of the Regional Counsel, Room 1558, 601 East 12th Street, Kansas City, Missouri 64106.

This amendment, 39-5709, becomes effective on September 1, 1987.