Siemens NXAIR M Operating Instructions Manual page 166

Accessing the connection compartment through the front
Fasten the front 4 nuts M8 hand-tight at the base frame. Tighten the nuts with torque 25 Nm.
Fig. 286: 4 bolted joints on base frame front
Fasten the lateral bolts size M8x20 with contact washers at the vertical partition and the
base frame hand-tight. Tighten the bolts with torque 25 Nm. Proceed in the same way on the
other side.
Fig. 287: 6 lateral bolted joints on partition and base frame
Fasten the upper bolts size M8x20 with contact washers at the vertical partition hand-tight.
Tighten the bolts with torque 25 Nm.
Fig. 288: 3 bolted joints on partition
166 NXAIR M 139-2021.9 / 07