10 Spare parts ................ 19 11 Disposal.................. 19 11.1 Operating fluids .............. 19 11.2 Information on the collection of used electrical and elec- tronic products.............. 19 Installation and operating instructions • Wilo-Helix V, FIRST V, 2.0-VE 22, 36, 52, 80, 105 • Ed.01/2025-02...
16, 25 or 30 bar depend on the model • Industrial circulation systems • Process fluids • Cooling-water circuits • Firefighting and washing stations • Irrigation systems, etc. Installation and operating instructions • Wilo-Helix V, FIRST V, 2.0-VE 22, 36, 52, 80, 105 • Ed.01/2025-02...
WARNING Risk of parts inside the pump! Before installing the pump ensure that any closure members are carefully removed from the pump housing. Installation and operating instructions • Wilo-Helix V, FIRST V, 2.0-VE 22, 36, 52, 80, 105 • Ed.01/2025-02...
• A check valve can be placed on the discharge pipe in order to protect the pump against hammer shock. Installation and operating instructions • Wilo-Helix V, FIRST V, 2.0-VE 22, 36, 52, 80, 105 • Ed.01/2025-02...
A wrong direction of rotation will cause bad pump performances and possibly coupling damage. • Open the guard valve on the discharge side (3). Installation and operating instructions • Wilo-Helix V, FIRST V, 2.0-VE 22, 36, 52, 80, 105 • Ed.01/2025-02...
If the fault cannot be solved, please contact the Wilo customer services. Installation and operating instructions • Wilo-Helix V, FIRST V, 2.0-VE 22, 36, 52, 80, 105 • Ed.01/2025-02...
For further information on recycling, go to www.wilo-recycling.com. Subject to change without prior notice. Installation and operating instructions • Wilo-Helix V, FIRST V, 2.0-VE 22, 36, 52, 80, 105 • Ed.01/2025-02...
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Local contact at www.wilo.com/contact WILO SE Wilopark 1 44263 Dortmund Germany T +49 (0)231 4102-0 T +49 (0)231 4102-7363 wilo@wilo.com Pioneering for You www.wilo.com...
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