7 Servicing/Maintenance
52 of 72
Amarex N
7.6 Tightening torques
Table 22:
Tightening torques
Thread
Torque [Nm]
M 8
17
Impeller screw M8
40
Screw plug 903
23
7.7 Spare parts stock
NOTE
For explosion-proof pump sets only original spare parts or parts authorised by the
manufacturer must be used.
7.7.1 Ordering spare parts
Always quote the following data when ordering replacement or spare parts:
▪
Pump type
▪
KSB order number
▪
Motor number
Refer to the name plate for all data.
Also supply the following data:
▪
Description
▪
Part No.
▪
Quantity of spare parts
▪
Shipping address
▪
Mode of dispatch (freight, mail, express freight, air freight)
Refer to the general assembly drawing for part numbers and descriptions.
7.7.2 Recommended spare parts stock for 2 years' operation to DIN 24296
Table 23:
Quantity of spare parts for recommended spare parts stock
8)
Part No.
Description
Number of pumps (including stand-by pumps)
2
3
4
5
6 and 7
8 and 9
10 and
more
230
Impeller
1
1
2
2
3
4
50 %
320 / 321.02 Rolling element bearing,
pump end
1
1
2
2
3
4
50 %
321.01 / 322 Rolling element bearing,
motor end
1
1
2
2
3
4
50 %
433.01
Mechanical seal, motor
end
2
3
4
5
6
7
90 %
433.02
Mechanical seal, pump
end
2
3
4
5
6
7
90 %
99-9
Set of seal elements
4
6
8
8
9
10
100 %
8)
For two years of continuous operation or 4000 operating hours
Summary of Contents for Amarex N
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