Alteas ONE Net - Installation Manual

MAINTENANCE GUIDE 3.9

MAINTENANCE GUIDE 3.9 D.H.W. Flow switch assembly Tools 3.10 LEFT HAND HYDRAULIC BLOCK ASSEMBLY 4 TIME 10 min Drain the boiler (see 3.3). Remove the clip and pull the flow switch assembly upward. 1 1 2 3 Legend: 1 - Safety valve 2 - Central heating flow 3 - Domestic hot water outlet 4 - Secondary heat exchanger 3.11 Secondary heat exchanger 2 Tools Drain primary and domestic hot water circuits. Remove the silencer. TIME 10 min 1 Remove the two screws and remove the heat exchanger 2 54 /

MAINTENANCE GUIDE 3.12 Condensate trap Tools 3 TIME 5 min Disconnect the condensate discherge pipe from the bottom of the boiler. Unscrerw the two screws. 1 Disconnect the condensate pipe from the condensate trap 4 2 5 3 / 55