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10

Fault code 10 — PFC fault (level)

Rheem · Air Handlers

What does 10 mean?

This error code indicates a fault within the Power Factor Correction (PFC) circuit.

Common Causes

  • Power supply is not stable
  • Instantaneous power failure
  • Control board failure

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Ensure the power supply is stable and within the correct voltage range.

  2. 2

    Consider if there have been any recent power outages.

  3. 3

    If power is stable, the control board may require replacement.

Browse all codes in this manual (51)
Verified technical data. Last updated: April 2026

Related Faults

1Fault code 1 — Inverter DC voltage overload fault11Fault code 11 — PFC power detection of failure12Fault code 12 — PFC overload current detection of failure
Source: Rheem Air Handlers
Open Manual (Page 186)Search more codes in this manual