Xylem Heavy-Duty Submersible Mixer SR4630.492

Check if the outer jacket of the cable is damaged and replace if necessary.

Ensure cables do not have any sharp bends and are not pinched.

Check that the connections to power are properly tightened.

Ensure electrical cabinets are clean and dry.

Measure resistance between earth (ground) and phase lead using a megger (max 1000 V).

Is the resistance between earth and phase lead more than 5 megohms?

Conduct a phase-to-phase resistance check.

Disconnect and lock out power before servicing

Inspection and Replacement Tasks

Are all components replaced successfully?

Inspection Interval Verification

Enter the total operating hours of the mixer

Is the operating interval within 24,000 hours or 6 years?

Disconnect and lock out power before servicing

Is the mixer EN/ATEX or FM-approved?

If EN/ATEX or FM-approved, ensure only certified electricians and Xylem-authorized mechanics perform maintenance

Check that the following requirements are met

Perform general inspection of the mixer

Control and replace wear parts as necessary

Disconnect and lock out power before servicing

Remove the inspection screw (marked INSP)

Remove the screw inside to access the stator housing

Disconnect and lock out power before servicing

Ensure only certified electricians and Xylem-authorized mechanics perform maintenance on EN/ATEX or FM-approved mixers

Verify the following requirements are met

Conduct a check-up by an authorized Xylem service representative

Document findings and determine intervals for periodical inspection and major overhaul