# NTSB Accident MIA99LA228
> **William John Schulz WJS JAYBIRD** · 1999-08-10 · TANGERINE, FL, USA · NONE
## Event
- **NTSB number:** MIA99LA228
- **Event ID:** 20001212X19595
- **Type:** Accident
- **Date:** 1999-08-10
- **Location:** TANGERINE, FL, USA
## Injuries
- **Highest injury:** NONE
- **Fatal:** 0
- **Serious:** 0
- **Minor:** 0
- **Uninjured:** 1
- **Total aboard:** 1
## Aircraft
- **Make:** William John Schulz
- **Model:** WJS JAYBIRD
- **Registration:** N735BS
- **FAR Part:** 091
- **Engines:** 1
- **Damage:** SUBS
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

the pilot's improper torqueing of a rocker arm adjusting jam nut, that resulted in the adjuster loosening, and a partial loss of engine power.  This resulted in the pilot making an off airport precautionary landing and subsequent nose over, during which the aircraft received substantial damage.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=MIA99LA228) · AI Analytics · CC0 1.0*