Rinnai RV53E, RV53I Setting Controller to Mute, Setting the Clock, Filling the Tub

Using the Water Smart / Bath Fill Function

Filling the Tub

ON! COLD

HOT

1.Press the “Water Smart / Bath Fill” button once. The button will illuminate, and a tone will sound.

2.The voice prompt will announce “The hot water system is ready. Open the hot water tap.”

Make sure the water volume is set. Refer to “Setting the Water Volume” on the previous page. Open the hot water tap. The “In Use” indicator will illuminate on MC-100V and BC-100V controllers. The hot water will begin to flow.

ON! COLD

3.When the preset volume of water has been produced then

HOT

•the water flow will cease

•the “Water Smart / Bath Fill” button will flash

•a tone will sound

•the voice prompt will announce, “Bath fill is complete. Turn off the bath hot water tap and push the Bath Fill button.”

4.Turn off the bath hot water tap and push the Bath Fill button. The water heater will not allow hot water to flow from any source until the “Water Smart / Bath Fill” button is pushed.

The button light will go out.

Setting Controller to Mute

Models MC-91 and MCC-91

To eliminate the beeps when keys are pressed or to turn the beeps back on, press and hold both the ▲and ▼ buttons until a beep is heard (approximately 5 seconds).

Setting the Clock

MC-100VPress the “Function” button twice within 10 seconds to set the clock. Press the ▲ or

▼button to reach the desired time. The clock on the BC-100V automatically shows the time which has been set on the MC-100V.

8 RV53i & RV53e Operation and Installation Manual