What It Means
- OD Excessive Inverter Alarms
Lennox Equipment not specified
Lennox Error Code 426
Equipment not specified:
Causes & actions from Lennox
How it shows
- iComfort S30 alert: 426
Priority condition: Service Urgent After 10 faults within 60 consecutive minutes, the control will lockout. Inverter will flash codes 12 to 14 and 53. NOTE: These inverter codes do not count towards this lockout condition.
Applicable models & manual sources
- iComfort S30
OD Excessive Inverter Alarms
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.
