AD 72-15-01
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | de Havilland Aircraft Co., Ltd., The | D.H.114 Heron Series 2A | Airworthiness Directives; Hawker Siddeley Aviation LTD Model DH-114 Heron Airplanes |
| aircraft | de Havilland Aircraft Co., Ltd., The | D.H.114 Heron Series 2DA | Airworthiness Directives; Hawker Siddeley Aviation LTD Model DH-114 Heron Airplanes |
| aircraft | de Havilland Aircraft Co., Ltd., The | D.H.114 Heron Series 2X | Airworthiness Directives; Hawker Siddeley Aviation LTD Model DH-114 Heron Airplanes |
Unsafe Condition
Failure of the wing to fuselage attachment due to corrosion, surface roughness, fretting, or cracks in the wing main spar lower pick-up fittings, fuselage center section spar boom lugs, and main wing to fuselage lower attachment bolts.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Within 25 hours' time in service after the effective date, inspect the bore of the wing main spar lower pick-up fittings for chrome plating and replace affected fittings if found. Inspect for corrosion, surface roughness, and fretting on fittings, lugs, and bolts. Inspect bores for cracks using eddy current equipment meeting specified sensitivity. Replace obsolete bolts with listed replacements. Apply corrosion protection during reassembly. Repeat inspections at intervals not exceeding six years (for corrosion inspections) or 4,500 hours (for crack inspections).
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Within the next 25 hours' time in service after the effective date of this AD, unless already accomplished. Required actions must be completed before further flight if specific conditions (chrome plating, corrosion, cracks) are found. Subsequent inspections must be done at intervals not exceeding six years or 4,500 hours as specified.
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
de Havilland Aircraft Co., Ltd.'s D.H.114 Heron Series 2A, 2DA, and 2X models.
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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