7 Servicing/Maintenance
32 of 36
KSB IE3-Motor
7.5.1 Fitting the bearings
CAUTION
Incorrect assembly
Damage to the shaft seal ring!
▷ Ensure correct centring when installing the rotor in the motor housing.
Drive-end fixed bearing
1. Fit the specified bearing on the shaft.
2. Install the bearing cover.
3. Affix bearing onto the end shield with circlip or bearing cover plate.
4. Attach drive-end key to shaft.
Non-drive-end radial bearing
1. Fit the specified bearing on the shaft.
2. Install the spring washer on the shaft.
7.5.2 Installing the rotor
CAUTION
Incorrect assembly
Damage to the shaft seal ring!
▷ Ensure correct centring when installing the rotor in the motor housing.
1. Apply liquid sealant to the centring spigot of the bearing cover and the motor
housing.
2. Stand the motor housing upright (drive end up) and guide the bearing cover
and rotor into the motor housing using suitable lifting equipment.
3. Tighten the bolts on the drive-end bearing cover .
4. Insert non-drive-end key.
7.5.3 Mounting the fan
1. Fit the fan.
2. Fit clamping screws or circlip (depending on size).
7.5.4 Mounting the fan hood
1. Position fan hood and affix with bolts .
7.5.5 Mounting the protective roof (optional)
1. Place the protective roof on the motor.
2. Tighten fastening bolts of the protective roof.
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General