AD 92-03-11 R1
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Saab AB, Saab Aerosystems | SAAB 340B | Airworthiness Directives; SAAB-SCANIA Model SF-340A and SAAB 340B Series Airplanes |
| aircraft | Saab AB, Saab Aerosystems | 340A (SAAB SF340A) | Airworthiness Directives; SAAB-SCANIA Model SF-340A and SAAB 340B Series Airplanes |
Unsafe Condition
Possible wire overload and resultant smoke and/or fire in the cabin due to lavatory circuit breaker, 1MG (1OA size).
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Required Actions
Replace the lavatory circuit breaker with 1MG (7.5A size), perform an operational test per SAAB-SCANIA Service Bulletin 340-25-181, and comply with the service bulletin for replacement.
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Compliance Time
Within 3 months after the effective date of this AD
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Affected Aircraft
Model SF-340A serial numbers 004 through 021, 023 through 028, 030 through 035, 037 through 049, and 051 through 159; Model SAAB 340B serial numbers 160 through 169, and 171 through 219, equipped with a forward or aft lavatory.
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Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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