SEW-Eurodrive Spiroplan W Operating Instructions Manual page 29

AD../ZR design Installing components on the input shaft assembly with centering shoulder
with centering
1. The bolts must be available in the correct length to fasten the installed components.
shoulder
The calculated screw length must be rounded down to the next smallest standard
length.
2. Remove retaining screw from centering shoulder.
3. Clean contact surface and centering shoulder.
4. Clean the threads of the new screws and apply an adhesive agent (e.g. Loctite 243)
5. Set component onto centering shoulder and fasten retaining screws with indicated
AD../RS version Check the direction of rotation prior to installation or startup. In case of the wrong
with backstop direction of rotation, please consult our technical department.
The backstop is maintenance-free and does not require any additional maintenance
work.
R..7, F..7, K..7, S..7, Spiroplan
The length of the new bolts results from:
to the first turns on the screw.
tightening torque T (see table).
t
Depth of screw
Type
AD2/ZR
AD3/ZR
AD4/ZR
AD5/ZR
AD6/ZR
AD7/ZR
AD8/ZR
®
W Gear Units – Operating Instructions
Mechanical Installation
l = t + a
t srew depth (see table)
a thickness of application
s retaining thread (see table)
02725CXX
Retaining thread
t s
25.5 M8
31.5 M10
36 M12
44 M12
48.5 M16
49 M20
42 M12
4
Tightening torque
T [Nm]
A
25
48
86
86
210
410
86
29