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Error code reference

Whirlpool Dryer Error Code Blocked coin 1

Blocked coin 1 or coin drop UI control circuit failure (coin recognition and customer display disabled while blockage persists).

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What the Blocked coin 1 error code actually means

This error means the dryer has detected a problem with its coin slot system, either something is physically stuck in the coin mechanism or the electronic circuit that reads coins has stopped working correctly. While this issue is present, the machine will not accept coins or display information to the user. A technician will need to inspect and repair the coin slot before the dryer can return to normal operation.

Diagnostic procedure

The full Blocked coin 1 procedure

Step 1 is visible so you can confirm you are on the right page. The remaining steps, the ones that tell you whether to actually replace a part, unlock with any pass.

MyPros+ · DiagnosticsStep 1 preview
1
Confirm the fault
Power cycle the unit: switch off the breaker for 60 seconds, then restore power. If the code returns, the fault is persistent and the procedure below isolates the cause.
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 Blocked coin 1

Ranked by how often they cause this code
  1. 1Physical blockage in coin chute or acceptor
  2. 2Faulty coin drop assembly
  3. 3Wiring harness or connector failure
  4. 4UI control board failure

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Questions people ask about Blocked coin 1

What does Blocked coin 1 mean on a Whirlpool dryer?
This error indicates a problem with the first coin drop circuit on a Whirlpool commercial dryer. It means either a physical blockage is present in the coin chute or acceptor, or the coin recognition and UI control circuit has failed. While the fault is active, coin recognition and the customer display are disabled, making the machine unusable for pay-per-use operation.
Will resetting the dryer clear the Blocked coin 1 error?
A simple power reset is unlikely to permanently clear this error if an underlying physical blockage or component failure is present. The fault is tied to a persistent condition in the coin drop circuit, so it will typically return after a reset unless the root cause has been resolved. The blockage or failed component must be addressed before the error clears reliably.
How much does it cost to repair a Blocked coin 1 error on a Whirlpool dryer?
Repair costs vary depending on the root cause. Clearing a physical blockage is typically a low-cost service call, mostly covering labor. Replacing a coin drop assembly or UI control board will add parts costs, and total repair expenses can range from around 50 dollars for a simple clearing to several hundred dollars if control board or coin acceptor replacement is needed, plus labor rates in your area.
How do I fix the Blocked coin 1 error on a Whirlpool dryer?
Start by inspecting the coin chute and coin drop acceptor for any jammed coins, foreign objects, or debris and clear any blockages found. If no physical obstruction is present, check the wiring and connectors between the coin acceptor and the control board for damage or corrosion. If the wiring is intact and the error persists, the coin drop assembly or UI control board may need to be replaced by a qualified technician.
Is it safe to use the dryer while the Blocked coin 1 error is showing?
The dryer disables coin recognition and the customer display while this fault is active, so normal coin-operated use is not possible in this state. There is no indication that this error presents a safety hazard such as a fire or electrical risk, but the machine should be taken out of service for customers until a technician can diagnose and repair the coin drop circuit.

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