AD 84-12-03
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | EADS CASA | C-212-CB | Airworthiness Directives; CASA Model 212 Series Airplanes |
| aircraft | EADS CASA | C-212-CC | Airworthiness Directives; CASA Model 212 Series Airplanes |
| aircraft | EADS CASA | C-212-CD | Airworthiness Directives; CASA Model 212 Series Airplanes |
| aircraft | EADS CASA | C-212-CE | Airworthiness Directives; CASA Model 212 Series Airplanes |
| aircraft | EADS CASA | C-212-CF | Airworthiness Directives; CASA Model 212 Series Airplanes |
| aircraft | EADS CASA | C-212-DE | Airworthiness Directives; CASA Model 212 Series Airplanes |
| aircraft | EADS CASA | C-212-DF | Airworthiness Directives; CASA Model 212 Series Airplanes |
Unsafe Condition
Damage to the D.C. generating circuit, loss of rudder and elevator control, damage to the wing flap actuation system, interference with flight controls, damage to the wing flap hydraulic system, bearing failures, relative displacement between the elevator shaft support fittings and the elevator shaft, fire from fuel collecting forward of the nacelle fire wall, improper joint strength, improper fitting, improper rudder travel, damage to the wing flap structure, and compromised engine fire wall integrity.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Install a new 5 amp fuse and replace the existing 50 amp fuse with a 35 amp fuse; replace rudder and elevator-to-shaft attach fittings with new design fittings; replace the hydraulic cylinder with a new design cylinder; modify the flight deck floor structure; replace the hydraulic system relief valve with a new design valve; replace existing wing flap control hinge bearings with stainless steel bearings; install safety rings; install electric fuel shutoff valves; replace existing nuts in the outer wing-to-center section splice; replace existing mount bolts with longer bolts; replace rudder hinge fittings with new fittings; retorque the attachment fitting fasteners; and reduce clearance space between the engine screen control rods and the firewall.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
within the next 200 hours time in service
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
CASA Model 212 series airplanes, including C-212-CB, C-212-CC, C-212-CD, C-212-CE, C-212-CF, C-212-DE, and C-212-DF models, certificated in all categories.
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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