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
44
4.6
Shaft-mounted gear unit with shrink disk
4.6.1
Mounting the shaft-mounted gear unit
NOTICE
Deformation of the hollow shaft due to tightening the clamping screws without first
installing the shaft.
Damages to the hollow shaft.
• Never tighten the screws without the shaft installed.
Proceed as follows:
1. Slightly loosen the locking screws. Do not remove the locking screws completely.
A
B
9007199466274571
2. Carefully
degrease
the hollow shaft bore and the input shaft using a commercial
solvent.
9007199466276747
3. Only apply NOCO
®
fluid to the input shaft around the bushing.
NOTICE
The hollow shaft mounting system is without function if NOCO
®
fluid is applied di-
rectly to the bushing. When the input shaft is installed, NOCO
®
fluid can get into the
clamping area of the shrink disk.
Possible damage to property
• Never apply NOCO
®
fluid directly to the bushing. The clamping area of the shrink
disk must be absolutely free of grease.
21932786/EN – 05/2015