# NTSB Accident LAX00LA069
> **Cessna 177B** · 2000-01-08 · RIALTO, CA, USA · NONE
## Event
- **NTSB number:** LAX00LA069
- **Event ID:** 20001212X20385
- **Type:** Accident
- **Date:** 2000-01-08
- **Location:** RIALTO, CA, USA
- **Coordinates:** 34.1595, -117.390357
## Injuries
- **Highest injury:** NONE
- **Fatal:** 0
- **Serious:** 0
- **Minor:** 0
- **Uninjured:** 1
- **Total aboard:** 1
## Aircraft
- **Make:** Cessna
- **Model:** 177B
- **Registration:** N34021
- **FAR Part:** 091
- **Engines:** 1
- **Damage:** SUBS
## Conditions
- **Light:** NBRT
- **Weather:** VMC
## Probable cause

The failure of the maintenance personnel to follow the manufacturer's procedures and directives regarding the proper torquing of the screws securing the oil pressure screen housing, which resulted in the loss of lubricating oil, and the subsequent seizure of the engine.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=LAX00LA069) · AI Analytics · CC0 1.0*