Speck pumpen Normblock Installation & Operating Manual page 104

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7 Servicing/Maintenance
1 2 3
1167:455/4
4 5 6
Fig. 9: Fitting the motor shaft stub on the shaft
1 Shaft slot
3 Slot of the taper lock ring
5 Motor shaft
✓
The notes and steps stated in (⇨ Section 7.5.1 Page 41) to (⇨ Section 7.5.4 Page
43) have been observed/carried out.
1. Fit the motor shaft stub on shaft 210 and make sure that the keyway of the
motor shaft end aligns with the slot in shaft 210 and that both are located
opposite the slot of taper lock ring 515 (see illustration: Fitting the motor shaft
stub on the shaft).
2. Tighten hexagon socket head cap screws 914.24.
3. Undo hexagon head bolts 901.50.
Fig. 10: Removing the lock washers
901.50 Hexagon head bolts
4. Pull both lock washers 931.95 out of the groove in shaft 210.
5. Tighten hexagon head bolts 901.50.
6. Fit and tighten hexagon nuts 920.11.
Normblock
2 Keyway of the motor shaft end
4 Taper lock ring
6 Shaft
901.50
931.95
931.95 Lock washer