KSB RC Series, Инструкция по эксплуатации

Страница: 14 / 26

RC, RCV
14
Additional observations :
- All the joints intervening in the dismounting of the pump
must be renewed.
- Use the bearings indicated.
- Check the correct location of pieces,
especially the seals and impellers, and
tighten the impeller nuts as shown in the chart in point
7.5.6 .
- Do not forget to position all the safety and
protection elements, such as coupling guards,
before starting up the equipment.
The pump materials have been selected in accordance with
the process fluid indicated in the datasheets. If this fluid is
modified, check with KSB ITUR that the new fluid is suitable
for the pump.
7.5.6 Tightening torque of the screws/nuts
Steel Stainless steel
ISO Metric
thread
Tightening Torque in [N∙m]
(for non-lubricated thread)
M4 3.1 2.15
M5 6.1 4.25
M6 10.4 7.3
M8 25.2 17.7
M10 49.5 34.8
M12 85.2 59.9
M16 211 148
M20 412 290
M24 710 276
M27 1050 409
M30 1420 554
Note