What It Means
- Lockout / Restricted Lockout
Lennox Ducted Heating
Lennox Error Code Flashing (1/2 sec on 1/2 sec off)
Ducted Heating: Oil furnace (indoor)
Causes & actions from Lennox
How it shows
- oil r7184b status led: Flashing (1/2 sec on 1/2 sec off)
This manual entry does not list further causes or actions.
Applicable models & manual sources
- O23-5
Lockout / Restricted Lockout
O23-5, OHR23-5, OF23-5
Disclaimer: This information is for general reference. Code wording and instructions vary by model. Always follow the service manual for your exact unit.
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