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

• HOURS OR 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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