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Error code reference

Amana Washer Error Code Sr

System Relay failure

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What the Sr error code actually means

Your Amana washer has detected that an internal switch inside its main control board is stuck in the wrong position and won't turn off when it should. This is a control board hardware problem, not something caused by a clogged filter or an unbalanced load. The washer will need its main control board replaced to resolve this issue.

Diagnostic procedure

The full Sr procedure

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1
First diagnostic step
Replace machine control board.
More steps, wiring diagram references, and verified part numbers
Includes expected resistance and voltage values, connector pinouts, and supersession notes for replacement parts.
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Most common causes of Sr

Ranked by how often they cause this code
  1. 1Failed machine control board relay
  2. 2Power surge damage to control board
  3. 3Shorted wiring harness
  4. 4Overloaded downstream component

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Questions people ask about Sr

What does Sr mean on a Amana washer?
The Sr code stands for System Relay failure. It means the machine control board commanded a relay to open and detected that the relay did not open as expected. This indicates a fault within the control board itself, specifically an internal relay that is stuck in the closed position.
Will resetting the washer clear the Sr error code?
A reset may temporarily clear the code from the display, but because the root cause is a mechanically failed relay contact on the control board, the fault will return as soon as the washer runs through a cycle. A power cycle does not repair a welded relay contact, so the Sr code will come back until the control board is replaced.
How much does it cost to fix the Sr error code on an Amana washer?
The cost depends on whether you hire a technician or do the repair yourself. A replacement machine control board typically runs in the range of $100 to $250 for the part alone, depending on the specific model. If you hire a professional, labor charges will add to that cost, bringing the total repair estimate to roughly $200 to $450 in most cases.
Can I fix the Sr error code myself on an Amana washer?
The repair requires replacing the machine control board, which is a task many experienced DIYers can handle if they are comfortable working with appliance electronics and disconnecting wiring harnesses. Before ordering a board, inspect all harness connectors to the existing control board for signs of burning or corrosion. If the wiring looks clean, proceed with board replacement.
Is it safe to use my Amana washer when the Sr code is showing?
It is not recommended to continue running the washer while the Sr code is active. A relay stuck in the closed position means the control board cannot properly cut power to the affected circuit, which could result in a component running longer than intended. Discontinue use until the control board has been replaced.

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