AD 86-09-04
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | BAE Systems (Operations) Limited | HS 748 Series 2A | Airworthiness Directives; BRITISH AEROSPACE Model HS 748 Airplanes |
| aircraft | BAE Systems (Operations) Limited | HS 748 Series 2B | Airworthiness Directives; BRITISH AEROSPACE Model HS 748 Airplanes |
Unsafe Condition
The emergency lighting system could be accidentally disarmed, which could result in the loss of emergency lighting during critical situations.
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Required Actions
Modify the emergency lighting system in accordance with BAe HS 748 Service Bulletin 33/29 dated April 2, 1984. An alternate means of compliance or adjustment of compliance time may be approved by the Manager, Standardization Branch, ANM-113, FAA, Northwest Mountain Region.
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Compliance Time
within 60 days after the effective date of this AD
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Affected Aircraft
BAE Systems (Operations) Limited Model HS 748 Series 2A and 2B, constructor numbers 1793, 1794, 1795 (Mod 402), 1796 (Mod 400), and any other airplanes incorporating Modification 6953.
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Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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