AD 87-03-02
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Saab AB, Saab Aerosystems | 340A (SAAB SF340A) | Airworthiness Directives; SAAB FAIRCHILD Model SF-340A Series Airplanes |
Unsafe Condition
Partial loss of control as a result of an inoperative tail deicing system.
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Required Actions
Install a tail deicer valve heater blanket and its associated equipment in accordance with SAAB Fairchild Service Bulletin SF340-30-015, Revision 1, dated December 13, 1985. An alternate means of compliance or adjustment of the compliance time may be used when approved by the Manager, Standardization Branch, ANM-113, FAA, Northwest Mountain Region. Special flight permits may be issued under FAR 21.197 and 21.199 to operate airplanes to a base for the modification.
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Compliance Time
Within the next 90 days after the effective date of this AD
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Affected Aircraft
Model SF-340A series airplanes, serial numbers 03 through 044, certificated in any category.
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Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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