7 Servicing/Maintenance
48 of 60
Sewabloc
Table 19:
Reference dimension "K"
Size
Reference dimension "K"
50-215/216
65-215/217
80-215/216/217
100-215
24+/- 0.5
65-216
80-216
32+/- 0.5
50-250
65-250/252/253
80-250/252
100-250/252/254
38+/- 0.5
50-251
65-253
80-253/315/316
100-251/253/255/315/316/317
125-315/317
150-315/317
200-315/316/317/318
41+/- 0.5
7.5.4 Fitting the impeller
ü
The shaft and rolling element bearings have been properly installed.
ü
The mechanical seals have been properly installed.
1. Slide impeller 230 onto the shaft end.
2. Screw in impeller screw 914.10 with disc 550.23. Tighten with a torque wrench.
Table 20:
Tightening torque for impeller screw [Nm]
Size
Impeller type
Thread
Tightening torque
[Nm]
050 - 215
F
M 8
26
050 - 216
F
M 8
26
050 - 250
F, K
M 10
35
050 - 251
F, K
M 16
150
065 - 215
F
M 8
26
065 - 216
E
M 10
35
065 - 217
F
M 8
26
065 - 250
F, K
M 10
35
065 - 252 B01
K
M 10
35
065 - 252 B02
K
M 16
150
065 - 253 B01
K
M 10
35
065 - 253 B02
K
M 16
150
065 - 253
F
M 16
150
080 - 215
F
M 8
26
080 - 216
F
M 8
26
080 - 216
E
M 10
35
080 - 217
F
M 8
26
080 - 250
F, K
M 10
35
080 - 252
F
M 10
35
080 - 253
E, F
M 16
150
080 - 315
D, F, K
M 16
150
080 - 316
D
M 16
150
080 - 317
D
M 16
150
100 - 215
F
M 8
26
Содержание Sewabloc Series
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