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Relubrication Intervals For Motors with Greasert Fittings

New motors having been in storage for over a year should be relubricated by the procedure noted below. The following relubrication intervals are suggested as a guide for long operating life.

Suggested Relubication Interval Chart

Amount of Service per Year
NEMA Frame Size
42 to 215T
254 to 326T
364 to 447T
5,000 Hours
5 yrs
3 yrs
1 yr
Continuous Normal Application
2 yrs
1 yr
9 months
Seasonal Service
1 yr
1 yr
1 yr
Motor Is Idle For 6 Months or Longer
Beginning of Season
Beginning of Season
Beginning of Season
Continuous high ambients, dirty or moist locations, high vibration, or whee shaft end is hot (pumps - fans)
6 months
6 months
6 months

Lubricant:

  • Baldor motors are pre-greased normally with Shell Oil Company's 'Dollum R'.
  • Several equivalent greases which are compatible with the Baldor furnished greases are Chevron Oil 'SRI No.2' and Texaco Inc. 'Premium RD'.

Procedure:

  • Over greasing bearings can cause premature bearing failure.
  • If motor is equipped with Alemite fitting, clean tip of fitting and apply grease gun.
  • Use 1 to 2 full strokes on motors in NEMA 215 frame and smaller.
  • Use 2 to 3 strokes on NEMA 254 thru NEMA 365 frame. Use 3 to 4 strokes on NEMA 404 frames and larger. On motors having drain plugs, removed grease drain plug and operate motor for 20 minutes before replacing drain plug.

Caution:

  • Keep grease clean.
  • Lubricate at standstill.
  • Remove and replace drain plugs at standstill.
  • Do not mix petroleum greater and silicone grease in motor bearings.

For more information about relubrication intervals for motors with greaseert fitting call the Advantage Service Department at 317-887-0729.

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