Electric Motor - Bosch Rexroth Hagglunds DUc MS2 Installation & Maintenance Manual

Maintenance and repair | Hägglunds DUc Drive unit

9.6 Electric motor

9.6.1 Lubrication
For electric motors with regreasing system, relubrication intervals, grease quantity
and grease grade are provided on the lubricant plate. Additional data can be taken
from the electric motors rating plate.
Grade of grease for standard motors
• European version Unirex N3 - ESSO.
• American version Polyrex EM - ESSO
It is not permissible to mix different types of grease.
Procedure
To relubricate the rolling bearings, proceed as follows:
1. Clean the grease nipples at the drive end and non-drive end.
2. Press-in the specified grease and amount of grease according to the data
stamped on the lubrication plate.
– Please observe the information on the rating and lubricant plates.
– Regreasing should be carried out when the motor is running (max. 3600 rpm).
Specified lubrication intervals are valid for 40
In case of other conditions, consult the electrical motor manual or the lubrication
data plate on the electric motor for selection of type of grease and lubrication
intervals.
Grease splash
Risk of injury
▶ Check the warning label on the grease cartridge
Grease nipple
NDE (Non drive end)
Grease nipple
DE (drive end)
Fig. 60: Grease nipples, electrical motor
o C (104 o F) ambient temperature.
CAUTION
RE 15326-WA, Version 06.2020, Bosch Rexroth AB
71/88
DD000737879