Thermador Ice Maker: water continuously flowing

Professional Repair Guide

What is this symptom?

Is your Thermador Ice Maker experiencing continuous water flow? This issue can lead to overflow and a mess in your freezer. Understanding the common causes such as a faulty water inlet valve or a malfunctioning shut-off arm can help you address the problem effectively before it escalates.

Urgency: Medium

Possible Causes

Faulty or stuck water inlet valve

How to Identify: Continuous water flow even when ice mold is full; faint constant hissing/dripping from valve area; overflow of water into ice bin.

Part: Water inlet valve (solenoid valve)

Failing shut-off arm / feeler arm or sensor

How to Identify: Mechanical arm stuck down or sensor not registering full bin; ice maker continues filling despite bin being full; arm misaligned or frozen in place.

Part: Shut-off (feeler) arm or bin full sensor

Clogged or frozen fill tube/line

How to Identify: Visible ice blockage in fill tube; water backing up or irregular flow; often after freezer temperature set too low or frost buildup.

Part: Water fill tube/line

Ice maker control module/sensor failure

How to Identify: No correct stop signal despite mechanisms being clear; irregular cycling of water fill.

Part: Ice maker control module or sensor array

Next step

Choose the next step for water continuously flowing

Confirm the diagnosis before ordering. An error code can identify the system involved, but it does not prove that a specific part has failed.

Check during diagnosis

Most relevant component to inspect

Water Inlet Valve

Controls the flow of hot and cold water into the appliance.

Typical part-only price
$25 - $60
DIY difficulty
Easy
Estimated time
15-30 mins
Where can I find the model number?

Check the rating label around the door, lid, frame, rear panel, or inside the appliance cabinet. Use the complete model number, including suffixes.

Find a part that fits my model

Verify the complete model and part number on the retailer's compatibility page before ordering.

Other parts options

Check related components first; use model search as a fallback.

Model number required

Model-compatible Ice Maker parts

Enter the complete model number to browse compatible replacement parts. This is a model-based parts search, not a diagnosis that a specific component failed.

Find a part that fits my model

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Preventive Maintenance

  • Clean ice maker and sensor mechanisms: Sticking arms or sensor blockages that cause overfilling
    Frequency: every 3–6 months
  • Replace water filter: Pressure or flow irregularities that can contribute to overfilling
    Frequency: every 6 months

Frequently Asked Questions

Why is my Thermador Ice Maker water continuously flowing?
Common causes include a faulty water inlet valve, a malfunctioning shut-off arm, or a clogged fill tube.
How do I fix Thermador Ice Maker water continuously flowing myself?
There are no recommended DIY solutions for this issue; professional assistance is advisable.
How much does it cost to fix water continuously flowing?
Repair costs can vary; it's best to consult a technician for accurate estimates.
When should I call a technician for water continuously flowing?
If the problem persists, it's advisable to call a technician to avoid damage and ensure proper repair.

Community Analytical Insights

Guidance from available sources; statistical claims are shown only for samples of at least 10 discussions

Common Issues Reported by Users

  • Faulty water inlet valve allowing continuous flow
  • Clogged or damaged water line causing pressure issues
  • Malfunctioning ice maker control module not signaling to stop water flow

User Suggested Solutions

  1. Inspect and replace the water inlet valve. Disconnect power, shut off water supply, remove the valve, and install a new one. Reconnect everything and turn on the water supply.

  2. Check the water line for clogs or kinks. Disconnect the line, inspect for blockages, and clear or replace as necessary.

  3. Test and replace the ice maker control module if faulty. This may require specialized tools to diagnose and replace.

Limited-source guidance; percentages and success-rate claims are not shown
View Sources

Data compiled from real discussions on r/appliancerepair and r/Appliances:

  1. Please Help! Thermador T36IF900SP Ice Maker Water Never Stop...

Community Discussions

Ice maker water never stops running, flooding the tray below

Replacing the water inlet valve fixed the problem.

DIY View on Reddit →

Source: Reddit r/appliancerepair

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