GEI 56128-L
© Copyright 2016 General Electric Company 20
XII. Lubrication Guide
(Excerpt from: GEK-72836E)
Table 5: Motor Lubrication Guide
Lubrication Interval (Yrs.)
Valves, door openers, portable floor
sanders, motor operating
infrequently (one hour per day)
1 – 7.5
10 – 40
50 – 150
200 – 350
400 - 1000
Machine tools, air-conditioning
apparatus, conveyors (one or two
shafts), garage compressors,
refrigeration machinery, laundry
machinery, oil well pumps, water
pumps, woodworking machinery
1 – 7.5
10 – 40
50 – 150
200 – 350
400 - 1000
3
1
6 months
3 months
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Motor for fans, MG- sets, etc., that
run 24 hours per day, 365 days per
year; coal and mining machinery;
motors subject to severe vibration;
steel mill machinery
1 – 7.5
10 – 40
50 – 150
200 – 350
400 - 1000
4
1.5
9 months
6 months
3 months
1.5
6 months
3 months
1.5 months
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Dirty, vibrating applications; where
end of shaft is hot (pumps and fans);
high ambient temperature
1 – 7.5
10 – 40
50 – 150
200 – 350
400 - 1000
9 months
4 months
4 months
3 months
2 months
6 months
3 months
2 months
1 month
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Table 6: Number of Grease Gun Pumps
Bearing Size on
Motor Nameplate
Bearing Size on
Motor Nameplate
16 Oz. Gun
(Approx. 475
mL)
24 Oz. Gun
(Approx. 700 mL)
16 Oz. Gun
(Approx. 475
mL)
24 Oz. Gun
(Approx. 700
mL)
NOTE: A standard 10,000 PSI (69 kPa) 16 ounce (475 mL) grease gun delivers approximately 0.04 oz. (1.18
mL) of grease with each pump, and a 24 oz. (710 mL) gun delivers approximately 0.06 oz. (1.77 mL) of
grease. The number of pumps listed represents approximately 20% of the total grease cavity volume in