Xylem Flygt 3127 - N-Impeller Removal and Installation (P, S)

1
2
3
4
5
6
7
WS008331B
8
1. Ring
2. Parallel key
3. Washers
4. Impeller
5. Washer
6. Impeller screw
7. Insert ring
8. Pump housing
CAUTION: Cutting Hazard
Worn parts can have sharp edges. Wear protective clothing.
NOTICE:
When laying the pump on its side, do not allow the weight of the pump to rest on any
portion of the impeller. The impeller must not be allowed to make contact with the
concrete floor or other hard and rough surfaces.
6.5.4.1 Remove the N-impeller: P, S installations
This section is not applicable for Adaptive N
™
impellers. To see which pumps are
Adaptive N
™
, see Product Description on page 11.
1.
Remove the pump housing.
2. Remove the plug.
3. Remove the impeller screw.
4. Remove the impeller.
Use the impeller puller or the crowbars.
5. Remove the plain washers and the adjustment washers.
6.5.4.2 Install the N-impeller: P, S installations
This section is not applicable for Adaptive N
™
impellers. To see which pumps are
Adaptive N
™
, see Product Description on page 11.
WARNING: Crush Hazard
Beware of the pinch point hazard between the rotating impeller and the guide pin.
6 Maintenance
Flygt 3127 Installation, Operation, and Maintenance Manual 59