Remove The Discharge Connection Or Cover; Remove The Impeller: Drainage Version - Xylem FLYGT 2640.181 Service And Repair Instructions

Dismantling to replace wear parts, seals and bearings
The following flowchart shows the general workflow when dismantling in order to access
the wear parts, seals and bearings.

4.5.2 Remove the discharge connection or cover

1. Place the pump in its upright position.
2. Remove the discharge connection (drainage pumps) or cover (sludge pumps).
3. Turn the pump upside down.

4.5.3 Remove the impeller: Drainage version

CAUTION: Cutting Hazard
Worn parts can have sharp edges. Wear protective clothing.
1. Remove the strainer.
2640.181/.281 Service and Repair Instructions
Suction cover
→
Remove bearings
Stator with stator
from bearing
←
house
Strainer
Seals
↓
Rotor unit with bearing
housing
Impeller Diffuser
→
Rotor unit with
←
bearing housing
housing
Suction cover
→
Seal housing
←
Remove bearings from
→
bearing housing
4 Maintenance
Seal housing
→
↓
Seals
←
Impeller
→
↓
Diffuser
←
23