4
Mechanical installation
Shaft-mounted gear unit with shrink disk
Assembly and Operating Instructions – Explosion-Proof Gear Units
57
4.11
Shaft-mounted gear unit with shrink disk
4.11.1
Mounting the shaft-mounted gear unit
NOTICE
Deformation of the hollow shaft due to tightening the locking screws without first in-
stalling the shaft.
Damage to the hollow shaft.
•
Never tighten the locking 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 dir-
ectly 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.
24804134/EN – 05/2018