NOTE
Looking onto the shaft from the drive end
Suction nozzle left = direction of rotation left (anti-clockwise)
Suction nozzle right = direction of rotation right (clockwise)
Watch the vane position of the impeller!
4.
Fit the wear rings on the running surfaces of the impeller. Make sure that the
chamfered side of the rings is facing outwards (facing the bearing). Fit the studs
required to hold the wear rings in position.
5.
Slide shaft protecting sleeves 524.01 onto pump shaft 211. Make sure that the
key of the impeller is engaged in the keyway provided.
7.5.2.1
Installing the mechanical seal
Pump set with KSB mechanical seal
✓
The individual parts have been placed in a clean and level assembly area.
✓
All dismantled parts have been cleaned and checked for wear.
✓
Any damaged or worn parts have been replaced by original spare parts.
✓
The sealing surfaces have been cleaned.
NOTE
Only remove the protective wrapping of the contact faces immediately before
assembly takes place.
1.
Slide shaft seal housing 441 onto the shaft.
2.
Slide the sub-assembly of rotating components of the mechanical seal (torque-
transmitting element, springs, primary ring, secondary seal, etc.) onto shaft
protecting sleeve 524.01 as far as it will go.
3.
Tighten grub screws with cup point evenly, alternately and gradually to the
torques specified, depending on the nominal thread diameter.
Grub screws with cup point may be used without applying a thread-locking
agent. Grub screws with cup point must not be re-used.
Table 17: Tightening torques for grub screws with cup point
Thread
Tightening torque [Nm]
M6
8
M8
15
M10
20
CAUTION
Incorrect position of the mechanical seal
Hot fluid or steam may spurt out during operation!
▷
Make sure the mechanical seal is seated properly.
4.
Slide shaft protecting sleeve 524.01 with the shaft seal ring onto the shaft.
5.
Insert the mating ring with the corresponding O-ring into the seal cover (see
general assembly drawing). A lubricant can be applied to the O-ring. Press it in
evenly. Make sure the contact faces are dry.
6.
Fit seal cover 471 with the mating ring.
Pump set with standardised mechanical seal
1.
Pull spacer sleeve 525.02 onto shaft protecting sleeve 524.01.
2.
Slide shaft seal housing 441 onto the shaft and install the mechanical seal as
described in the manufacturer's operating instructions.
7 Servicing/Maintenance
62 of 94
Omega / Omega V
Summary of Contents for Omega
Page 93: ......
