Speed Queen Washer-Extractor Error Code E FS: Frame Balance Switch
E FS on a CHM495R washer-extractor means the frame balance switch read open, so the control stopped the spin. Power down, let the lock release, spread the load evenly and start again. If the code returns on a balanced load, call us.
Medium: the spin stops and the load stays wet, but a balanced load often runs after a reset.
- Code
- E FS
- Maker
- Speed Queen
- Equipment
- Washers
- Applies to
- CHM495R family washer-extractor front-end control (20-100 lb)
What does Speed Queen error code E FS mean?
A washer-extractor spins its drum at high speed, and an uneven load makes the whole frame shake. The CHM495R control watches a frame balance switch that opens when the shaking gets too strong. When the control finds that switch standing open, it concludes the machine is not safe to spin, stops the cycle and shows E FS. The load stays wet in the drum. A heavy load piled on one side is the most common reason, and it is the first thing to rule out, because redistributing the load costs nothing. When a balanced load still trips the code, the problem moves to the machine itself: a switch that has drifted out of adjustment, switch wiring that has broken or come loose, or worn suspension and mounts that let the frame move more than it should. The switch is a protection device, so it must never be taped or bypassed to get a load through.
Affected models and control systems
This page covers the CHM495R family washer-extractor front-end control, 20 to 100 pounds. Other Speed Queen controls handle imbalance with their own messages.
Code numbers and their meaning can change between control generations. We match the full model and control before acting on a code.
What you may notice
- The spin stops and the load stays soaking wet
- The frame shakes hard just before the stop
- E FS shows on the display
Possible causes
Listed in Speed Queen's documentation
- A heavy load piled unevenly in the drum
- A frame balance switch that is out of adjustment
- Switch wiring that is broken or loose
- Worn suspension or mounts letting the frame shake
Other likely causes — what usually sits behind error code E FS on this control. A technician confirms which one it is before any part is replaced.
- A single bulky item, such as a rug or a wet blanket, wrapped into a ball that no amount of spinning can balance
- Anchor bolts or floor pads that have loosened, so the whole machine walks during the spin
Safe checks before calling for service
- Cut the power to clear the code, which the owner's manual describes.
- Give the lock time to release, then open the door.
- Spread the load evenly and start the cycle again.
- If the code returns on a balanced load, write down the load size and how the frame behaved, and contact us.
How a technician diagnoses error code E FS
- Read the code and ask about the load size and how it was loaded.
- Check the machine for level, anchoring, and shaking in a test spin.
- Inspect the suspension and mounts for wear, cracks or sagging.
- Check the balance switch adjustment and its wiring for continuity.
- Adjust or replace the switch only after the suspension is confirmed sound.
- The balance switch and its wiring are tied into the control behind the panels, and live testing is for a trained technician.
- A frame that shakes during a high-speed spin can move heavy equipment and injure someone nearby.
- Judging suspension wear and adjusting the switch needs the machine's own specifications and tools.
Technical reference
- Document
- Washer-Extractor Programming CHM495R_SVG, Part No. F8208501ENR10, March 2017, Error Codes (pp. 36-37)
- Edition
- Part No. F8208501ENR10, March 2017
- Models / control
- CHM495R family washer-extractor front-end control (20-100 lb)
- Section
- Error Codes table, pp. 36-37 (E Pr only on Design 1 models; Ed01-Ed11 on Design 2 and 3 models)
- Checked
- October 2026
We use the maker's document to read the code and do not reproduce it. Always confirm the complete model and control before applying these steps.
Related Speed Queen washer error codes
Can I keep using the washer if I redistribute the load?
Yes, if a balanced load runs fine. A balanced load that keeps tripping E FS means the machine needs a look.
Is it safe to bypass the balance switch?
No. It is the protection that stops a violent spin, and bypassing it can damage the washer or hurt someone.
Will the load still be wet?
Yes. The spin stopped, so the drum holds a wet load until the cycle runs again.
Need help with Speed Queen error code E FS?
A technician confirms the cause on site and gives you the price in writing before any work starts.