# NTSB Accident NYC92LA033
> **SCHWEIZER SGS-1-36** · 1991-11-15 · ERWINNA, PA, USA · SERS
## Event
- **NTSB number:** NYC92LA033
- **Event ID:** 20001212X18516
- **Type:** Accident
- **Date:** 1991-11-15
- **Location:** ERWINNA, PA, USA
- **Coordinates:** 40.490119, -75.080024
## Injuries
- **Highest injury:** SERS
- **Fatal:** 0
- **Serious:** 1
- **Minor:** 0
- **Uninjured:** 0
- **Total aboard:** 1
## Aircraft
- **Make:** SCHWEIZER
- **Model:** SGS-1-36
- **Registration:** N3617C
- **FAR Part:** 091
- **Engines:** 0
- **Damage:** SUBS
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

THE PILOT ROTATED THE GLIDER PREMATURELY, RESULTING IN AN INADVERTENT STALL AT TOO LOW AN ALTITUDE TO ALLOW RECOVERY. FACTORS RELATED TO THE ACCIDENT WERE THE PILOT'S TOTAL LACK OF EXPERIENCE IN GLIDERS, NO EXPERIENCE IN THIS TYPE OF GLIDER, AND IMPROPER TRIM SETTING.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=NYC92LA033) · AI Analytics · CC0 1.0*