4
Mechanical installation
Shaft-mounted gear unit with shrink disk
Assembly and Operating Instructions – Gear unit series R..7, F..7, K..7, K..9, S..7, SPIROPLAN
®
W
45
9007199466281099
4. Install the input shaft. Proceed as follows:
• Make sure that the outer rings of the shrink disk are plane-parallel.
• In case of a gear unit jousing with shaft shoulder, mount the shrink disk to stop at
the shaft shoulder.
• In case of a gear unit without shaft shoulder, mount the shrink disk with a distance
of 1 mm to 2 mm from the gear unit housing.
• Tighten the clamping screws with the specified tightening torque according to the
following table. Tighten the screws in several turns. Tighten screws one after the
other, not in diametrically opposite sequence.
1-2mm
s>0mm
211542283
INFORMATION
The exact values for the tightening torques are shown on the shrink disk.
Gear unit type
Clamping screws 10.9
ISO 4014 / ISO 4017
Tightening torque
Nm
KH19/29
FH27
SH37
WH37
M5
5
KH37/47/
57/67/77
FH37/47/
57/67/77
SH47/57/
67/77
WH47
M6
12
KH87/97
FH87/97
SH87/97
–
M8
30
KH107
FH107
–
–
M10
59
KH127/157
FH127/157
–
–
M12
100
KH167
M16
250
KH187
M20
470
21932786/EN – 05/2015