7 Servicing/Maintenance
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KSB IE3-Motor
Motors with lubricating nipple must be re-lubricated every 2000 hours.
If the motor is operated under extreme conditions, such as vibrations or high
temperatures, the bearings must be re-lubricated more frequently.
7.2.2.2.1.3 Re-lubrication
DANGER
Excessive temperatures as a result of bearings running hot or defective bearing
seals
Fire hazard!
Damage to the motor!
▷ Regularly check the condition of the lubricant.
▷ Regularly check the rolling element bearings for running noises.
WARNING
Work in the immediate vicinity of rotating parts
Risk of hand injury!
▷ Always have this work performed by trained personnel.
▷ Take particular caution when performing this work.
Grease quality
Optimum grease properties for rolling element bearings
▪ High melting point lithium soap base grease
▪ Free of resin and acid
▪ Rust-preventive characteristics
Grease quantity
▪ 15 g per rolling element bearing
CAUTION
Contaminated lubricating nipples
Contamination of the lubricating grease!
▷ Clean the grease lubricating nipples before re-lubricating them.
1. Clean the lubricating nipples, if contaminated.
2. Position the grease gun on the lubricating nipple.
3. Press in the grease.
CAUTION
Incomplete re-lubrication
Bearing damage!
▷ Always re-lubricate the bearings while the motor is running.
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