What It Means
- OLP Overheat and Comp. Stop
Lennox Air handler
Lennox Error Code 463
Air handler: Air handler (indoor)
Causes & actions from Lennox
How it shows
- Wired controller display: 463
This manual entry does not list further causes or actions.
Applicable models & manual sources
- MMD***M6-1P
OLP Overheat and Comp. Stop
- MMD***S6-1P
OLP Overheat and Comp. Stop
Disclaimer: This information is for general reference. Code wording and instructions vary by model. Always follow the service manual for your exact unit.
What should you check next?
Continue in ACLogics with guided diagnosis for your equipment and symptoms.
