AD 76-04-03
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Cessna Aircraft Company | 172L | Airworthiness Directives; CESSNA Models 172L & M, F172K, L & M, FR172H & J, 177B, 177RG, F177RG, 180H & J, 182N & P, A185E & F, P206E, TP206E, U206E & F, TU206E & F, 207, T207, 210K & L, T210K & L, 310Q, T310Q, 310R, T310R, 337E, F, & G, T337E & F, F337E, F, G, T337G, F337GP, 340, 401B, 402B, 414, and 421B Airplanes |
| aircraft | Cessna Aircraft Company | 172M | Airworthiness Directives; CESSNA Models 172L & M, F172K, L & M, FR172H & J, 177B, 177RG, F177RG, 180H & J, 182N & P, A185E & F, P206E, TP206E, U206E & F, TU206E & F, 207, T207, 210K & L, T210K & L, 310Q, T310Q, 310R, T310R, 337E, F, & G, T337E & F, F337E, F, G, T337G, F337GP, 340, 401B, 402B, 414, and 421B Airplanes |
| aircraft | Cessna Aircraft Company | 177B | Airworthiness Directives; CESSNA Models 172L & M, F172K, L & M, FR172H & J, 177B, 177RG, F177RG, 180H & J, 182N & P, A185E & F, P206E, TP206E, U206E & F, TU206E & F, 207, T207, 210K & L, T210K & L, 310Q, T310Q, 310R, T310R, 337E, F, & G, T337E & F, F337E, F, G, T337G, F337GP, 340, 401B, 402B, 414, and 421B Airplanes |
| aircraft | Cessna Aircraft Company | 177RG | Airworthiness Directives; CESSNA Models 172L & M, F172K, L & M, FR172H & J, 177B, 177RG, F177RG, 180H & J, 182N & P, A185E & F, P206E, TP206E, U206E & F, TU206E & F, 207, T207, 210K & L, T210K & L, 310Q, T310Q, 310R, T310R, 337E, F, & G, T337E & F, F337E, F, G, T337G, F337GP, 340, 401B, 402B, 414, and 421B Airplanes |
| aircraft | Cessna Aircraft Company | 180H | Airworthiness Directives; CESSNA Models 172L & M, F172K, L & M, FR172H & J, 177B, 177RG, F177RG, 180H & J, 182N & P, A185E & F, P206E, TP206E, U206E & F, TU206E & F, 207, T207, 210K & L, T210K & L, 310Q, T310Q, 310R, T310R, 337E, F, & G, T337E & F, F337E, F, G, T337G, F337GP, 340, 401B, 402B, 414, and 421B Airplanes |
| aircraft | Cessna Aircraft Company | 180J | Airworthiness Directives; CESSNA Models 172L & M, F172K, L & M, FR172H & J, 177B, 177RG, F177RG, 180H & J, 182N & P, A185E & F, P206E, TP206E, U206E & F, TU206E & F, 207, T207, 210K & L, T210K & L, 310Q, T310Q, 310R, T310R, 337E, F, & G, T337E & F, F337E, F, G, T337G, F337GP, 340, 401B, 402B, 414, and 421B Airplanes |
| aircraft | Cessna Aircraft Company | 182N | Airworthiness Directives; CESSNA Models 172L & M, F172K, L & M, FR172H & J, 177B, 177RG, F177RG, 180H & J, 182N & P, A185E & F, P206E, TP206E, U206E & F, TU206E & F, 207, T207, 210K & L, T210K & L, 310Q, T310Q, 310R, T310R, 337E, F, & G, T337E & F, F337E, F, G, T337G, F337GP, 340, 401B, 402B, 414, and 421B Airplanes |
| aircraft | Cessna Aircraft Company | 182P | Airworthiness Directives; CESSNA Models 172L & M, F172K, L & M, FR172H & J, 177B, 177RG, F177RG, 180H & J, 182N & P, A185E & F, P206E, TP206E, U206E & F, TU206E & F, 207, T207, 210K & L, T210K & L, 310Q, T310Q, 310R, T310R, 337E, F, & G, T337E & F, F337E, F, G, T337G, F337GP, 340, 401B, 402B, 414, and 421B Airplanes |
| aircraft | Cessna Aircraft Company | 207 | Airworthiness Directives; CESSNA Models 172L & M, F172K, L & M, FR172H & J, 177B, 177RG, F177RG, 180H & J, 182N & P, A185E & F, P206E, TP206E, U206E & F, TU206E & F, 207, T207, 210K & L, T210K & L, 310Q, T310Q, 310R, T310R, 337E, F, & G, T337E & F, F337E, F, G, T337G, F337GP, 340, 401B, 402B, 414, and 421B Airplanes |
| aircraft | Cessna Aircraft Company | 210K | Airworthiness Directives; CESSNA Models 172L & M, F172K, L & M, FR172H & J, 177B, 177RG, F177RG, 180H & J, 182N & P, A185E & F, P206E, TP206E, U206E & F, TU206E & F, 207, T207, 210K & L, T210K & L, 310Q, T310Q, 310R, T310R, 337E, F, & G, T337E & F, F337E, F, G, T337G, F337GP, 340, 401B, 402B, 414, and 421B Airplanes |
Unsafe Condition
Restrictions of control movement due to jamming of the ARC PA-500A actuator gear train.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Within 100 hours' time in service after the effective date, inspect the ARC PA-500A actuator(s) per Cessna Service Letter AV75-10 or approved revisions. Thereafter, repeat inspections at intervals not exceeding 100 hours' time in service. Within twelve months of the effective date, modify the actuators per the same service letter. Alternate methods require FAA approval.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Within 100 hours' time in service after the effective date and thereafter at intervals not to exceed 100 hours' time in service for inspections; within twelve months of the effective date for modifications.
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
Cessna Models 172L & M, F172K, L & M, FR172H & J, 177B, 177RG, F177RG, 180H & J, 182N & P, A185E & F, P206E, TP206E, U206E & F, TU206E & F, 207, T207, 210K & L, T210K & L, 310Q, T310Q, 310R, T310R, 337E, F, & G, T337E & F, F337E, F, G, T337G, F337GP, 340, 401B, 402B, 414, and 421B with ARC PA-500A actuators (Serial Numbers 6265 and below) installed.
AI-generated summary from the source AD text. Verify against the official source before acting.
Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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