AD 73-01-02
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Cessna Aircraft Company | 310N | Airworthiness Directives; CESSNA Model 310N, 310P, 310Q Airplanes |
| aircraft | Cessna Aircraft Company | 310P | Airworthiness Directives; CESSNA Model 310N, 310P, 310Q Airplanes |
| aircraft | Cessna Aircraft Company | 310Q | Airworthiness Directives; CESSNA Model 310N, 310P, 310Q Airplanes |
Unsafe Condition
Moisture possibly entering the alternate air system and freezing on powerplant induction system components when operating in below freezing temperatures.
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Required Actions
Install deflector baffles over the alternate air inlet in the vertical baffle and enlarge the warm air cut out in the induction air canister in accordance with Cessna Service Letter ME70-43 and Service Kit SK310-82D, or any other method approved by the FAA.
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Compliance Time
Within 50 hours' time in service after the effective date of this AD
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Affected Aircraft
Cessna Model 310N (Serial Numbers 310N0001 thru 310N0198), Model 310P (Serial Numbers 310P0001 thru 310P0240), and Model 310Q (Serial Numbers 310Q0001 thru 310Q0130) airplanes. Not applicable to Model T310 airplanes within these serial ranges.
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Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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