SEW-Eurodrive F 27 Series, Operating Instructions Manual

Page: 29 / 68

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