Grundfos SE - Mounting the Impeller

12.12 Mounting the impeller
Place the assembled motor into horizontal position, and fix it against rolling or moving. Make sure that during the assembly procedure, the
cables or wires are not damaged.
1. Mount the shaft seal protector (105B) and push it all the way down on the shaft. It must fit into the grooves on the shaft end.
66
49
67A
9A
67
105B
TM084117
2. Grease and insert the keys (9A) into the keyways on the shaft end. Use plastic or rubber hammer to fit them into place.
3. Mount the impeller (49) on the shaft (172).
4. Mount the impeller washer (66).
5. Insert the impeller screw (67).
6. Tighten the impeller screw with the required torque.
74
English (GB)