Replacing the mechanical seal on the fluid side

1

Shaft

2

Mechanical seal: Spring

3

Mechanical seal: Stationary ring

4

Seal housing

  1. Mixer set down on a firm surface and secured.
  2. Tools are ready for use.
  3. Oil drained from seal housing.
  4. Propeller removed.
  1. Remove key from the shaft.
  2. Remove the spring of the mechanical seal with support washer from the shaft.
  3. Push the stationary ring of the mechanical seal out of its seating and remove from the shaft.
  4. Clean the shaft and check for wear and corrosion. WARNING! Contact customer service if the shaft has been damaged!
  5. Lubricate the shaft using wetted water or detergent. CAUTION! Do not use oil or grease as lubricants!
  6. Press in a new stationary ring for the mechanical seal into the housing using an assembly unit. CAUTION! Do not tilt the stationary ring when pushing it in. If the stationary ring is tilted or installed at an angle when it is pushed in, the stationary ring will fracture. The mechanical seal can then no longer be used!
  7. Insert new spring of the mechanical seal with support washer onto the shaft.
  8. Clean the key and lay it in the groove of the shaft.
  9. Mount the propeller.
  1. Mechanical seal is replaced. Fill oil in the seal housing.
Replacing mechanical seals
Replacing mechanical seals