4.10 MOTOR LUBRICATION
The
| Relubrication Interval - 60 Hz |
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| (or 9 months, whichever comes first) |
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| 1000 hours | ...................................... | all TEFC drive motors | |||
| 2000 hours | .........all ODP drive motors and all fan motors | ||||
| Relubrication amount |
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| Lubricant Amount | ||
| Motor Frame Size | in3 | cc | oz. | grams | |
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| .5 | 8 | .4 | 11 | |
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| 1.0 | 16 | .8 | 23 | |
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| 1.5 | 25 | 1.2 | 34 | |
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| 2.5 | 40 | 2.0 | 57 | |
| 5000 Frame Series | 1.0 | 16 | .8 | 23 | |
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Relubrication Interval - 50 Hz |
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(or 9 months, whichever comes first) |
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2000 hours | M90 - 160 KW TEFC drive motors | |||||
4000 hours |
| M75 TEFC drive motors |
Relubrication amount
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| Lubricant Amount | |
Motor Frame Size | in3 | cc | oz. grams |
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As indicated on motor | |||
| nameplate |
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Improper lubrication can be a cause of motor bearing failure. The quantity of grease added should be carefully controlled. The smaller motors must be greased with a lesser amount of grease than larger motors.
CAUTION
Overgreasing can be a cause of bearing and motor failure. Make sure dirt and contaminants are not introduced when adding grease.
Procedure for relubrication
CAUTION
Grease should be added when the motor
is stopped and power disconnected.
When regreasing, stop motor. Disconnect power; lock out and tag. Remove outlet plugs (or
NOTICE
Motors must be greased periodically.
See Operator’s Manual for procedure.
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