Dismantling/Installation; Risk Of Injury - Wilo Yonos MAXO Instrucciones De Instalación Y Funcionamiento

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WARNING
Risk of burns when touching the pump/system
Depending on the operating status of the pump and the system (fluid temperature), the entire
pump can get very hot.
• Allow the system and pump to cool to room temperature!
9.2

Dismantling/installation

Before any dismantling/installation operation, make sure that the "Shutdown" chapter has been taken into
consideration!
WARNING
Risk of burns when touching the pump/system
Depending on the operating status of the pump and the system (fluid temperature), the entire
pump can get very hot.
• Allow the system and pump to cool to room temperature!
WARNING
Risk of scalding from hot fluids!
The fluid is under high pressure and can be very hot.
Before the installation or removal of the pump or the dismantling of the housing screws, ob-
serve the following:
• Allow the heating system to cool down completely.
• Close shut-off valves or drain the heating system.
• Drain the shut-off branch of the system!
• If no shut-off valves are fitted, drain the system!
• Follow the manufacturer's instructions and safety data sheets for possible additives in the
system!
Comply with national regulations for accident prevention and also with the operator's internal work, company
and safety regulations.
WARNING

Risk of injury!

Danger of injury caused by falling motor/pump after loosening the fastening screws!
• Use suitable lifting gear to secure the pump/motor against falling if necessary!
• Wear appropriate protective clothing (e.g. safety gloves)!
60 Installation and operating instructions • Wilo-Yonos MAXO/-D/-Z • Ed.01/2022-08