Skilled trades updates

A new skilled trades certification has been announced by the Province. Learn more about how it affects our gas and electrical clients.  

Skilled trades updates

A new skilled trades certification has been announced by the Province. Learn more about how it affects our gas and electrical clients.  

Furnace heat exchanger failure produced measurable amounts of CO inside home

Incident Investigation

Furnace heat exchanger failure produced measurable amounts of CO inside home

May 29, 2020

Gas

Reference Number:

II-1020945-2020 (#18073)



Location: Surrey

Regulated industry sector: Gas - Natural gas system

Incident overview

A residential furnace heat exchanger failed, which produced high levels of carbon monoxide (CO). Redundant safety features (flame rollout switch, air proving switch) failed to control the hazard. This resulted in carbon monoxide exposure inside the home.

This incident investigation formed part of our report on Carrier gas furnaces. For more information, download the full report.

Attachment
Size
3510.83 KB