KSB Magnochem-Bloc, Installation & Operating Manual

Page: 73 / 96

7 Servicing/Maintenance
73 of 96
Magnochem-Bloc
If the maximum run-out is
exceeded:
The allowable max. run-out may be exceeded as a result of dirt particles between the
conical surfaces or incorrect installation of plain bearing components.
If the maximum run-out is exceeded:
1. Undo the impeller nut.
2. Pull off the impeller.
3. Clean the plain bearing components and make sure they are installed correctly.
4. Slide on the impeller.
5. Tighten the impeller nut.
6. Check the run-out again.
7.5.9 Installing the back pull-out unit
NOTE
Make sure to fit the back pull-out unit with the marking in the casing cover and the
eyebolt in the bearing bracket lantern pointing upwards.
ü The notes and steps stated in ( ð Section 7.5.1, Page 59) to
( ð Section 7.5.8, Page 72) have been observed/carried out.
ü All dismantled parts have been cleaned and checked for wear.
ü Any damaged or worn parts have been replaced by original spare parts.
ü
The sealing surfaces have been cleaned.
WARNING
Back pull-out unit tilting
Risk of squashing hands and feet!
▷
Suspend or support the back pull-out unit to prevent it from tilting.
1. If required, suspend or support the back pull-out unit to prevent it from tilting.
2. Insert studs 902.01 into volute casing 102.
3. Carefully insert gasket 411.10 into volute casing 102.
4. Fit the back pull-out unit into volute casing 102.
5. Tighten nuts 920.01 to the torques given in this manual.
( ð Section 7.6, Page 74)
6. Fit additional motor support:
Up to motor size 132: a motor support is not required.
For motor sizes 160 and 180: fit support foot 183, tighten hexagon head bolt
901.04 to the torques given in this manual. ( ð Section 7.6, Page 74)
From motor size 200: use motor feet to support the motor and shim as required.
7.5.10 Connecting the motor to the power supply
Connect the motor to the power supply (refer to manufacturer's product literature).
9) Casing material: C, V = stainless steel, E = unalloyed steel, D = duplex stainless steel, Y = high-temperature resistant cast
steel 1.7706