Ensure the appliance is plugged into a grounded, operational outlet.
: If the motor experiences a locked-rotor state or excessive ambient heat, the bimetal disc reaches its calibrated temperature limits (ranging from 80°C to 170°C) and snaps backward. 3mp31702 fix fixed
: Most standard units feature an automatic reset that restores the circuit once temperatures cool down, though specific manual-reset configurations also exist to prevent sudden restarts. Diagnosing the Problem: Is It Tripped or Broken? Ensure the appliance is plugged into a grounded,
This in‑depth article is intended for owners of Miele S8 and C3 cylinder vacuum cleaners who are experiencing a frustrating . The machine stops running after a short time, only to restart once it has cooled down. If this sounds familiar, the culprit is likely a small but critical component inside the motor: the Sensata 3MP Motor Protector , type 3MP31702 . Diagnosing the Problem: Is It Tripped or Broken
The thermal protector in the Miele C3 fails for the following reasons:
The bimetal disc loses its tension or calibrated snap threshold over time.