4
Mechanical installation
Torque arms for shaft-mounted gear units
Assembly and Operating Instructions – Gear unit series R..7, F..7, K..7, K..9, S..7, SPIROPLAN
®
W
37
4.4.5
Mounting torque arms for SPIROPLAN
®
W gear units
The following figure shows the toque support for SPIROPLAN
®
W gear units.
[1]
4
5
º
9007199466230539
[1]
Bushing
Proceed as follows:
1. Apply bearings to both sides of the bushing [1].
2. Use screws and tightening torques according to the following table:
Gear unit
Screws
Tightening torque ± 10 %
Nm
W..10 /T
4 x M6 × 16 - 8.8
11
W..20 /T
4 x M6 × 16 - 8.8
11
W..30 /T
4 x M6 × 16 - 8.8
11
W..37 /T
4 x M8 × 20 - 8.8
25
W..47 /T
4 x M10 × 20 - 8.8
48
21932786/EN – 05/2015