AD 75-17-36
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | JR Aerosports, LTD | Firefly 6 | Airworthiness Directives; Balloon Works, Hot Air Balloons Models Firefly 6, 6B, and 7 Balloons |
| aircraft | JR Aerosports, LTD | Firefly 6B | Airworthiness Directives; Balloon Works, Hot Air Balloons Models Firefly 6, 6B, and 7 Balloons |
| aircraft | JR Aerosports, LTD | Firefly 7 | Airworthiness Directives; Balloon Works, Hot Air Balloons Models Firefly 6, 6B, and 7 Balloons |
Unsafe Condition
Brass nipple failure leading to separation of components in the burner assembly.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Install safety wire extending from each of the three corners of the bottom plate to the lower portion of the upper Rego valve body. Disconnect main burner tubes from manifold, drill out nine rivets holding pan to the bottom plate, unhook three burner support springs, remove upper burner assembly from lower burner assembly, unscrew nuts to remove pilot light tubes, clamp square section of Rego valve in vise, inspect nipple, replace brass nipple with steel nipple (Balloon Works P/N A4032B) if found, and reassemble in reverse order. Safety wire is not required after steel nipple installation.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Before next flight and within the next five hours of time in service from the effective date of this AD.
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Affected Aircraft
Balloon Works Models Firefly 6, 6B, and 7 with burner S/N 510 through 562.
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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