Rinnai E75CN - Manual (Page 90)

Installation & Servicing Instructions Rinnai E-Series
90
Temperature drop of the DHW
flow reducing valve
DHW power for the
boiler is set too low
16.5 Temperature drop of the DHW
- check PARA chapter Step No. 43
- check the functioning and wiring of the
DHW sensor T3
check flow reducng valve for the correct
type in accordance with the installation
instructions