Table 13. Quantity of spare parts for recommended spare parts stocks for two years of continuous operation or
4000 operating hours
Part No.
230
Impeller
321.01
Rolling element bearing, motor end
321.02
Rolling element bearing, pump end
420
Shaft seal ring, motor end
433.02
Mechanical seal, pump end
99-9
Set of sealing elements
44 of 56
Installation and operating manual
7 Servicing/inspection
7.6 Tightening torques
Table 12. Tightening torques
Thread
Tightening torque (Nm)
M5
M6
M8
7.7 Spare parts stock
7.7.1 Ordering spare parts
Always quote the following data when ordering replacement or spare parts:
•
Order number
•
Order item number
•
Type series
•
Size
•
Year of construction
•
Motor number
Refer to the name plate for all data.
Also specify the following data:
•
Part number and description
•
Quantity of spare parts
•
Shipping address
•
Mode of dispatch (freight, mail, express freight, air freight)
7.7.2 Recommended spare parts stock for 2 years' operation to DIN 24296
Description
2.5
7
30
Number of pumps (including stand-by pumps)
2
3
4
5
1
1
2
2
1
1
2
2
1
1
2
2
2
3
4
5
2
3
4
5
4
6
8
8
Delta Foul V3 Submersible Pump
6 & 7
8 & 9
10 and more
3
4
50 %
3
4
50 %
3
4
50 %
6
7
90 %
6
7
90 %
9
10
100 %