AD 99-03-11
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Textron Aviation Inc. | 60 | Airworthiness Directives; Raytheon Aircraft Company Beech Model 60 Airplanes |
Unsafe Condition
The circuit control that operates the aircraft cabin heater can overheat due to the current wiring design, which could result in possible smoke/fire if the heating system continued to operate in an 'over-temperature' condition.
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Required Actions
Modify the aircraft cabin heat control wiring in accordance with Raytheon Mandatory Service Bulletin SB 24-3097. Special flight permits may be issued to operate the airplane to a location where the requirements can be accomplished.
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Compliance Time
within the next 25 hours time-in-service (TIS) after the effective date of this AD
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Affected Aircraft
Raytheon Aircraft Company Beech Model 60 airplanes, serial numbers P-159, and P166 through P-596
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Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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