HSD
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8.4.2 Assembly procedure
1.
Assemble the shaft kit, taking care to align the pressurisation air passage bore of the shaft
with the corresponding one on the flange. In this way, the slot for inserting the encoder
reader will be facing upwards.
The misalignment of these two bores can notably prejudice the correct working of the
electrospindle, and cause the seizure of the bearings.
2.
Carefully insert the new shaft unit in the spindle
sleeve after reopening the reaction system, as
indicated in 1, pushing everything onto the stop
3.
Block the shaft unit, using the six fixing screws
(TCEI 6x20 12.9) with a tightening torque of 14
Nm with cross-tightening.
4.
Assemble the bracket/encoder reader assembly.