Accident · 2004-07-26

NTSB case SEA04TA147 · WSK PZL Mielec M-18A · Part 137

What the record says

Event date: 2004-07-26
Event type: Accident
Highest injury level: No injuries
Aircraft: WSK PZL Mielec M-18A (N495WP)
Operating rule: Part 137
Operator: United States Forest Service Operator named in NTSB report
Operated by (per NTSB report): United States Forest Service

Probable cause

The improper installation of the throttle linkage clevis to the throttle control arm by unknown maintenance personnel. Contributing factors were the nylon lock nut separating from its' bolt, which permitted the throttle cable to disconnect from the throttle control arm, and the fence post.

Source: NTSB case SEA04TA147

Flight crew

Flight-crew details for this event aren't in the NTSB database extract we hold (its coverage starts with 2008 events) — a gap in our data, not an absence of crew.

Facts as the NTSB records them — GroundCheck adds no judgement. Preliminary records may be revised as the investigation proceeds.

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