Speed Queen Washer-Extractor Error Code E d 67: Motor Initialization
E d 67 on a CHM1792C washer-extractor is a motor initialization error. When the drive prepares the motor to start, something does not set up correctly, so it will not begin. Turn the machine off to clear it and try one normal cycle.
High: the drive will not start the motor, so the machine cannot spin.
- Code
- E d 67
- Maker
- Speed Queen
- Equipment
- Washers
- Applies to
- CHM1792C family washer-extractor (QN models, 20-100 lb) front-end control
What does Speed Queen error code E d 67 mean?
Before every start, the drive goes through a short preparation of the motor, checking the connection and setting up how it will command the windings. If something in that preparation does not match what the drive expects, it declines to start, and the display shows E d 67 (display text: E d 67). The machine stops before spinning, the load stays in the drum, and the code stays on the display until the power is cycled. Powering down clears the code, according to the owner's manual. The three possibilities it names are a motor harness with a loose or damaged connection, a drive board that fails during motor preparation, and a motor whose windings upset the start-up check. Compared with E d 33, which reports a start that was attempted and failed, this one stops before the motor is even asked to turn. A cycle with a normal load after the restart shows whether it was a one-time event or a persistent condition.
Affected models and control systems
Speed Queen CHM1792C family washer-extractors (QN models, 20-100 lb) with the front-end control. Other washer-extractor families, such as CHM495R, list different codes.
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
- E d 67 on the display
- The cycle stops before the basket spins
- The code stays until power is cycled
Possible causes
Listed in Speed Queen's documentation
- Motor harness with a loose or damaged connection
- Drive board that fails during motor preparation
- Motor whose windings upset the start-up check
Other likely causes — what usually sits behind error code E d 67 on this control. A technician confirms which one it is before any part is replaced.
- A harness plug partly backed out by vibration
- Winding insulation breaking down after years of heat cycles
Safe checks before calling for service
- Start by turning the machine off, which the owner's manual says clears it.
- The door opens only once the lock has let go.
- Try one cycle with a normal load.
- If the code returns, send us a service request.
How a technician diagnoses error code E d 67
- Read E d 67 and confirm it appears before any rotation.
- Inspect the motor harness plugs and cable with power locked out.
- Measure winding resistance and insulation to ground.
- Check the drive board's output stage for damage.
- Replace the motor or drive board after the tests.
- Motor winding and insulation tests need the drive isolated and discharged at 208-240 V.
- A harness problem can mimic a motor problem until it is measured.
- Only a technician can tell whether the preparation step failed at the board or the motor.
How error code E d 67 differs from similar codes
E d 67 stops before the motor is asked to turn; E d 33 reports a start that was tried and failed.
Technical reference
- Document
- Washer-Extractor Programming CHM1792C_SVG, Part No. F8641001ENR4, Error Codes Table 29 (pp. 100-107)
- Edition
- Part No. F8641001ENR4, January 2020
- Models / control
- CHM1792C family washer-extractor (QN models, 20-100 lb) front-end control
- Section
- Error Codes, Table 29, pp. 100-108 (PDF pages equal printed pages)
- 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
Is E d 67 the same as E d 33?
No. E d 67 is the preparation step; E d 33 is the start-up attempt.
Will a restart help?
It clears the code, and if the cause was a one-time glitch the machine runs normally.
What if it recurs?
Then the harness, motor or drive board needs testing.
Need help with Speed Queen error code E d 67?
A technician confirms the cause on site and gives you the price in writing before any work starts.