... hot water tap for 3 Seconds (start circulating pump),immediately
turn off the machine to cycle heating the cold water of the ... using ,open any hot water point for 3 seconds then
turn off .tens of seconds to 2 minutes, then open any hot ... . How to work ?1. Function
key :3a) Press "ON /
OFF", said circuit switch
. b) Press " " turn down the set temperature "