KSB SE & Co. KGaA Standardised Chemical Pump MCPK050-32-160.1

Wear heat-resistant protective gloves.

Remove flammable substances from the danger zone.

Select lubrication model for bearing assembly

Heat up deep-groove ball bearing 321.01/.02 in an oil bath to approx. 80°C (Oil-lubricated models only)

Slide deep-groove ball bearing 321.01/.02 onto shaft 210 until it will not go any further.

Carefully slide pre-assembled shaft 210 with deep-groove ball bearing 321.01/.02 into bearing bracket 330.

Use suitable transport devices, lifting equipment and lifting tackle to move heavy assemblies or components.

Reassemble the pump set in accordance with the general rules of sound engineering practice.

Reassemble the pump according to the general assembly drawing.

Use new gaskets with the same thickness as the old ones.

Observe and carry out notes and steps from Section 7.4.1 to Section 7.4.7

Push shaft 210 with deep-groove ball bearing 321.01/.02 out of the bearing bracket

Heat up the deep-groove ball bearing to 80°C and pull it off shaft 210

Dispose of joint rings 400.01/.02

DANGER — Excessive Temperatures

Acknowledge the danger of excessive temperatures and explosion hazards due to hot bearings or defective seals.

Check the condition of the lubricant regularly

Select the operating temperature range for oil change

Enter the operating hours since last oil change

Verify oil quality according to DIN 51517

Measure kinematic viscosity at 40 °C

Removing the mechanical seal - cylindrical casing cover

Ensure preliminary steps are completed

Unscrew hexagon nuts 920.02 and push back seal cover 471 (if fitted)

Unscrew hexagon nuts 920.04, if any

Remove casing cover 161 from bearing bracket 330

Pull complete mechanical seal 433 with shaft protecting sleeve 524.01, seal cover 471 and thrower 507.01 off shaft 210

Removing the mechanical seal - conical casing cover

Ensure preliminary steps are completed

Pull shaft sleeve 524.01 with the rotating assembly of mechanical seal 433 off the shaft