Removing The Mechanical Seal And The Motor Section; General Information/Safety Regulations; Reassembling The Pump Section - Delta Foul V3 Installation And Operating Manual

WARNING
CAUTION
42 of 56 Installation and operating manual
7 Servicing/inspection
7.4.2 Preparing the pump set
The notes and steps stated in (ð Section 7.4.1, Page 36) have been observed/
✔
carried out.
1. De-energise the pump set and secure it against unintentional start-up.
2. Drain the lubricant.
3. Drain the leakage chamber and leave it open for the duration of the
disassembly.
7.4.3 Dismantling the pump section
Dismantle the pump section in accordance with the general assembly drawing.
1. Remove suction cover 162.
2. Unscrew impeller 230.

7.4.4 Removing the mechanical seal and the motor section

When dismantling the motor section and the power cables make sure that the
cores/terminals are clearly marked for future reassembly.
The oil has been drained.
✔
1. Undo and remove screws 914.02 at bearing bracket 330.
2. Remove rotor unit 818 from bearing bracket 330.
3. Push mating ring 433.02 out of bearing bracket 330.
4. Remove circlip 932 (pump sets with impeller type S: remove both circlips
932).
5. Pull off rolling element bearing 321.02.
6. Pull off rolling element bearing 321.01.
7. Take shaft seal ring 421 out of bearing bracket 330.
7.5 Reassembling the pump set

7.5.1 General information/Safety regulations

Improper lifting/moving of heavy assemblies or components
Personal injury and damage to property!
 Use suitable transport devices, lifting equipment and lifting tackle to move heavy
assemblies or components.
Improper reassembly
Damage to the pump set!
 Reassemble the pump (set) in accordance with the general rules of sound
engineering practice.
 Use original spare parts only.
Delta Foul V3 Submersible Pump