Error Code LSOM - Compressor Ran Over 18 Hours

Lennox SLP98UHV Error Code LSOM - Compressor Ran Over 18 Hours: LSOM - Compressor Ran Over 18 Hours

TL;DR
The compressor has run continuously for more than 18 hours in air conditioning mode, which may indicate a refrigerant or sizing issue.
Disclaimer
This article is for informational purposes only and does not guarantee the accuracy or completeness of the information provided. Always turn off power and gas supply before attempting any repairs. If you smell gas, leave immediately and call your gas company. Consult a licensed HVAC technician for diagnosis and repair. Any actions taken based on this information are at your own risk.

What Does Code LSOM - Compressor Ran Over 18 Hours Mean?

The compressor has run continuously for more than 18 hours in air conditioning mode, which may indicate a refrigerant or sizing issue.

When to Call a Professional

Contact a licensed HVAC technician if:

Sources

  1. Lennox SLP98UHV SERIES Unit Information