AD 87-26-09
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | DG Flugzeugbau GmbH | DG-400 | Airworthiness Directives; GLASER-DIRKS FLUGZEUGBAU GmbH Model DG-400 Gliders |
Unsafe Condition
Cracking of engine cable terminal connectors which could result in inability to obtain power in flight.
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Required Actions
Within 5 hours time-in-service after the effective date, check terminals of cables 44w, 18w, and 20w for wear, chafing, or cracks using specified procedures. If issues exist, modify and replace connectors before further flight. Within 90 days, replace terminal connectors for cables 18w and 44w, and cable 20w if applicable, following specified procedures.
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Compliance Time
Within 5 hours time-in-service after the effective date of this AD, and thereafter prior to each engine start until accomplishment of paragraph c. The replacement must be done within 90 days after the effective date unless previously accomplished as required by paragraph b.
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Affected Aircraft
GLASER-DIRKS FLUGZEUGBAU GmbH Model DG-400 gliders, work numbers 4-1 thru 4-178.
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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