AD 82-14-01
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | MD Helicopters, Inc. | 369 | Airworthiness Directives; HUGHES Model 369 Helicopters |
| aircraft | MD Helicopters, Inc. | 369A | Airworthiness Directives; HUGHES Model 369 Helicopters |
| aircraft | MD Helicopters, Inc. | 369D | Airworthiness Directives; HUGHES Model 369 Helicopters |
| aircraft | MD Helicopters, Inc. | 369E | Airworthiness Directives; HUGHES Model 369 Helicopters |
| aircraft | MD Helicopters, Inc. | 369H | Airworthiness Directives; HUGHES Model 369 Helicopters |
| aircraft | MD Helicopters, Inc. | 369HE | Airworthiness Directives; HUGHES Model 369 Helicopters |
| aircraft | MD Helicopters, Inc. | 369HM | Airworthiness Directives; HUGHES Model 369 Helicopters |
| aircraft | MD Helicopters, Inc. | 369HS | Airworthiness Directives; HUGHES Model 369 Helicopters |
Unsafe Condition
Failure of the auxiliary fuel transfer pump could result in a decrease in usable auxiliary fuel, leading to potential fuel starvation and engine failure.
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Required Actions
Install a placard limiting usable auxiliary fuel to half the auxiliary tanks' capacity within 30 days. Within 300 hours' time-in-service or 6 months, install the C-20-FM Flow Monitoring Kit and incorporate the revised Flight Manual Supplement. Alternate modifications may be approved by the FAA.
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Compliance Time
Within 30 days after the effective date of this AD for the placard installation; within 300 hours' time-in-service or 6 months from the effective date, whichever occurs first, for the Flow Monitoring Kit installation.
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Affected Aircraft
MD Helicopters, Inc. Model 369, 369A, 369D, 369E, 369H, 369HE, 369HM, 369HS helicopters with Chadwick C-20 Auxiliary Fuel System installed per Supplemental Type Certification SH129WE.
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Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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