Speed Queen Commercial Dryer Error tS

⚡ Quick Answer: The tS error code on a Speed Queen Commercial Dryer indicates a potential thermistor failure, which can lead to erratic temperature readings and incon... ✅ DIY Fixable

What Does Error tS Mean?

The tS error code on a Speed Queen Commercial Dryer indicates a potential thermistor failure, which can lead to erratic temperature readings and inconsistent drying performance. This malfunction can affect the efficiency of the dryer, resulting in longer drying times or inadequate drying of clothes. It's crucial to address this error promptly to ensure optimal dryer operation.

Possible Causes

  • Thermistor

How to Fix Error tS

DIY Fix Verify Code and Consult Manual

  1. Confirm that the code is exactly "tS" as displayed on your dryer.
  2. Locate your exact dryer model number (on the machine label).
  3. Visit the official Speed Queen Manuals & Downloads page and download the manual specific to your model.
  4. Search within the official manual PDF for "tS" or closely related variants.

Technician Only Contact Speed Queen Commercial Support

  1. Provide the exact model and serial number of the dryer.
  2. Report the displayed error code "tS" and any behavior (e.g., when it appears).
  3. Request an official definition for the code and recommended service steps.
🛑 When to Call a Pro:
  • If the error persists after referencing your model’s official manual.
  • If the dryer displays unusual operation or is unsafe to use.

Next step

Choose the next step for tS

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

Thermistor

Measures precise temperature changes and sends resistance feedback to the control board.

Typical part-only price
$15 - $35
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.

Affiliate disclosure: As an Amazon Associate I earn from qualifying purchases. We may earn a commission from other qualifying purchases or service requests made through links on this page, at no additional cost to you. Recommendations are based on repair relevance, not commission rate.

Technical Specifications

wattage N/A
component Thermistor
resistance 10-20 kΩ
part_number SQ-THERM-001
voltage_rating 240V AC

Common Questions

What does tS error mean on Speed Queen Commercial Dryer?

The tS error indicates a thermistor failure, causing erratic temperature readings.

Can I fix Speed Queen Commercial Dryer tS error myself?

Yes, start by verifying the error code and consulting your dryer’s manual for guidance.

How much does it cost to fix tS error?

Repair costs vary by model and region, so it's best to consult local technicians.

When should I call a technician for tS?

Call a technician if the error persists after manual troubleshooting or if the dryer operates unsafely.

Sources & References

Data last verified: 2026-07-22

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