Page 4
• Installation may only be performed in frost-free rooms. • The boiling water storage heater is only suitable for indoor use. The GROHE Red boiling water storage heater with a filter • The boiling water storage heater must be placed in an system must be installed with the safety assembly provided upright position.
(PRG disappears and set value appears) Do not connect voltage supply yet. 1. Connect safety assembly (D), see Fig. [6]. The GROHE Red boiling water system is now fully 2. Screw hose (K) to safety assembly (D) using the seals installed and ready for operation.
Page 6
IV. Safety assembly the GROHE Red boiling system The GROHE Red boiling water storage heater includes a safety assembly. The safety assembly (D) provides a way of checking must be bled as steam jets could whether the expansion water is flowing unobstructed from the otherwise occur.
Page 7
Storage valve • Hose connection or internal tank leaking - Switch off the storage heater, disconnect the mains losing water plug and contact GROHE Customer Service Splashy, irregular • Fitting flow straightener dirty or defective - Replace flow straightener, see section...
Need help?
Do you have a question about the RED DUO 30 227 and is the answer not in the manual?
Questions and answers