AD 76-07-09
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Collins | Radio Magnetic Indicator | Airworthiness Directives; COLLINS: Applies to Collins Model 332C-10 Radio Magnetic Indicator |
Unsafe Condition
Possible erroneous VOR bearing information presentation with no flag warning when 26 VAC input power is lost.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Determine installation and modification status within 50 hours time in service after the AD's effective date. Install a placard reading 'USE ADF MODE ONLY' on unmodified units before further flight. Modify units per Service Bulletin No. 6 by January 1, 1977.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Within 50 hours time in service after the effective date of this AD, and on or before January 1, 1977.
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
Collins Model 332C-10 Radio Magnetic Indicator with part numbers 622-0555-001 through 622-0555-008 and specific serial number ranges as listed in the AD.
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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