Installation - Wilo -Atmos GIGA-N Einbau- Und Betriebsanleitung

9.6

Installation

9.6.1 Installing the shaft/bearing
bracket
Installation and operating instructions Wilo-Atmos GIGA-N
Maintenance/repair
Installation must be carried out based on the detailed drawings in the chapter "Dis-
mantling" as well as the general drawings in the chapter "Spare parts".
▪ Clean and check the single components for wear before installation. Damaged or worn
parts must be replaced with original spare parts.
▪ Coat location points with graphite or something similar before installation.
▪ Check the O-rings for damage and replace if necessary.
▪ Flat gaskets must be constantly replaced.
DANGER
Risk of fatal injury due to electrical current!
Improper conduct when carrying out electrical work can lead to death due to electric
shock!
• Any work on electrical devices may only be carried out by a qualified electrician.
• Before all work on the unit, deactivate the power supply and guard against acci-
dental switch-on.
• Any damage to the pump connection cable should only ever be rectified by a
qualified electrician.
• Observe the installation and operating instructions for the pump, motor and
other accessories.
• Reinstall any uninstalled safety devices, such as terminal box covers, once the
work is complete.
NOTICE
Observe the section drawing in the chapter "Spare parts".
4.1A
Fig. 25: Shaft
4.5 4.3 4.2 4.4 5
Fig. 26: Bearing bracket
1. Press the roller bearings (4.1A and 4.1B) onto the shaft (3.1).
2. Push the shaft (3.1) into the bearing bracket (5).
3. Insert the retaining rings (4.4) into the groove and the bearing cover (4.2) into the
drilled hole of the bearing bracket (5).
4. Push the V-gaskets (4.3) and thrower (4.2) onto the shaft (3.1).
5. Insert the key (3.3) into the shaft nut.
3.1 4.1B
4.4 4.2
8.1 8.3 8.2
en
4.3 3.3
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