7 Servicing/Maintenance
46 of 72
Sewatec (60 Hz)
7.4.5 Removing the impeller
7.4.5.1 Removing an impeller with tapered interference fit
914.10
550.23
230
Fig. 16:
Removing the
impeller
1.
Unscrew socket head cap screw 914.10 with disc 550.23.
2.
Screw the grub screw fully into the shaft thread.
3.
Pull off impeller 230 with a forcing screw.
NOTE
The forcing screw is not included in the scope of supply. It can be ordered
separately from
KSB
.
Table 19:
Forcing screws for pulling off the impeller
Size
Impeller type
Forcing screw (ADS)
Thread
Code
050 - 215
F
M 10
ADS 0
050 - 216
F
M 10
ADS 0
050 - 250
F, K
M 16
ADS 1
050 - 251
F, K
M 20
ADS 2
065 - 215
F
M 10
ADS 6
065 - 216
E
M 12
ADS 7
065 - 217
F
M 10
ADS 6
065 - 250
F, K
M 16
ADS 1
065 - 253
F
M 20
ADS 2
080 - 215
F
M 10
ADS 6
080 - 216
F
M 10
ADS 6
080 - 216
E
M 12
ADS 7
080 - 217
F
M 10
ADS 6
080 - 250
F, K
M 16
ADS 1
080 - 252
F
M 16
ADS 1
080 - 253
F, E
M 20
ADS 2
080 - 315
F, K
M 20
ADS 2
080 - 315
D
M 20
ADS 4
080 - 316
D
M 20
ADS 4
080 - 317
D
M 20
ADS 4
100 - 215
F
M 10
ADS 6
100 - 250
E, F, K
M 16
ADS 1
100 - 251
E, F, K
M 20
ADS 2
100 - 251
D
M 16
ADS 3
100 - 252
F
M 16
ADS 1
100 - 253
E, F, K
M 20
ADS 2
100 - 253
D
M 16
ADS 3
100 - 254
F, K
M 16
ADS 1
100 - 255
E, K
M 20
ADS 2
100 - 315
D
M 20
ADS 4
100 - 316
D
M 20
ADS 4
100 - 317
E
M 20
ADS 2
100 - 400
K
M 20
ADS 5