GUDEL NGHP Series, Service Manual

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Type / Size Diameter,
motor shaft Coupling
screw, quality
12.9 Tightening
torque [Nm]
80-140 ≤14 M6 19.1
80-140 15-24 M8 46
100 / 110 25-35 M8 46
140 25-48 M10 92
Table 6-13 Tightening torques, coupling screws: Güdel planetary gearbox
Mount the motor as follows:
1 Remove the sealing plug
2 If necessary, remove the burr of the keyway at the motor shaft
3 Clean the coupling, contact surfaces, and motor shaft to ensure that they
are free of grease
4 Position the coupling as shown in the illustration and do not tighten the
coupling screws
5 Mount the motor so that both contact surfaces fit flush on each other
6 Install the motor screws, but do not tighten
7 Tighten the coupling screws to about 60 % of the tightening torque
8 Tighten the motor screws
9 Tighten the coupling screws alternately in three consecutive sequences
up to the tightening torque
10 Slightly loosen the motor screws
11 Tighten the motor screws cross-wise (tightening torque acc. to motor
manufacturer specifications)
The motor has been installed.
Commissioning
SERVICE MANUAL Planetary gear Güdel NRH, NRHP,
NGHP
18014399245011339_v2.0_
EN-US
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