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error Carrier
Error Code E23
Supply motor over current condition detected due to excessive loading or obstruction in the system.
? What Causes This
Motor overloads when trying to operate a clogged fan wheel, dirty core, or improperly installed components.
✓ How to Fix It
Clean fan and core; replace faulty blower unit if cleaning does not resolve issue. Replug the device after repairs for verification.
Source: page 19 of the official manual
From the manual
This error code appears in:
Carrier Hrvccsva1100