# NTSB Accident WPR17LA192
> **MAULE M 7-235C** · 2017-08-24 · Klamath Falls, OR, USA · NONE
## Event
- **NTSB number:** WPR17LA192
- **Event ID:** 20170824X33853
- **Type:** Accident
- **Date:** 2017-08-24
- **Location:** Klamath Falls, OR, USA
- **Coordinates:** 42.15361, -121.721389
## Injuries
- **Highest injury:** NONE
- **Fatal:** 0
- **Serious:** 0
- **Minor:** 0
- **Uninjured:** 1
- **Total aboard:** 1
## Aircraft
- **Make:** MAULE
- **Model:** M 7-235C
- **Registration:** N6447M
- **FAR Part:** 091
- **Engines:** 1
- **Damage:** SUBS
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

The pilot's failure to follow the pre-takeoff checklist and the  failure of the left main landing gear brake due to a damaged brake master cylinder piston rod, which resulted in a stuck left brake and subsequent loss of control during the landing roll.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=WPR17LA192) · AI Analytics · CC0 1.0*