Heat Pump User Manual

CR/EN (1004) 4.0 Technical data 51
CombiPro
10 Technical data
10.1 Tightening moments
10.1.1 Tightening moments for bolts and nuts
! For nuts for pump casing (item 0810), see paragraph 10.1.3 "Torques settings
for nuts for pump casing"!
10.1.2 Tightening moments for cap nut
Table 5: Tightening moments for bolts and nuts.
Materials 8.8 A2, A4
Thread Tightening moment [Nm]
M6 9 6
M8 20 14
M10 40 25
M12 69 43
M16 168 105
Table 6: Tightening moments for cap nut (1820).
Size Tightening moment [Nm]
M12 43
M16 105
M24 220