Rinnai RJ12RML User Instructions page 25

(1) Starting up appliance
 After turning on the power supply of appliance, press the ON/
OFF button on front panel control or remote control (if
applicable).
 Temperature display lights up. Appliance is under standby
mode.
 Control unit to switch on the water heater acquires priority of
temperature selection, its priority indicator is lit. The priority
indicator of other unit is off.
 First time usage after new installation, default hot water
temperature is 42°C.
(2) Setting hot water temperature
 Pressing temperature adjusting buttons to adjust hot water
temperature.
Increase
hot water temperature
Highest water temperature
setting: 60°C
Range of adjustment of hot water temperature
(3) Using hot water
 After turning on hot water tap, burner will be ignited
automatically and hot water will be supplied. Operation
indicator lights up.
 Burner will be turned off when the hot water flow is lower than
the minimum hot water flow. Therefore, hot water tap should
not be turned on insufficiently. Otherwise, ignition may fail or
the flame may be extinguished during use.
 When appliance is in operation, hot water temperature can
only be set at 50°C or below. If hot water temperature is set at
50°C or above, hot water temperature can only be decreased.
(4) Stopping use of hot water
 Appliance stops operation immediately and hot water flow
stops when the hot water tap is turned off. Operation indicator
will goes out.
 To use hot water again, repeat step (1) to (3).
 Press the ON/OFF button on front panel control or remote
control (if applicable) can turn off the appliance. Temperature
display and priority indicator go out.
Operating Instructions
Use of Appliance
Decrease
hot water temperature
Lowest water temperature
setting: 35°C
8
Operation
Temperature
indicator
display
Priority
indicator
Increase water temperature button
Decrease water temperature button
Operation indicator
lights up
Remote Control
Water tap
Water tap
turn on
fully turn on
insufficiently
Turn off hot water tap
ON/OFF
button