14
MOTOR HP AT 1800 RPM MAX
TYPE OF SERVICE
UNDER 50 50 TO 100 OVER 100
Infrequent operation or light duty in clean atmosphere
2 Years
2 Years
1 Year
8 to 16 hours per day in clean, relatively dry atmosphere
2 Years
1 ½ Years
1 Year
12 to 24 hours per day heavy duty use, or if moisture is
present
1 Year
1 Year
6 months
Heavy duty use in dirty, dusty locations; high ambients;
moisture laden atmosphere; constant vibration
4 Months
4 Months
3 Months
NOTE 1:
Motors operating faster than 1800 RPM should be relubricated on a more frequent
maintenance schedule. Use a reputablebrand lithium or synthetic-base grease intended for electric
motor ball bearings. Recommended greases include: Standard Oil of California (Chevron) SRI#2,
and Exxon Corp. PolyRex-EM. Keep grease container clean and covered.
Table C – Suggested Regreasing Intervals
