Rinnai MC-91-1US User Manual

11
Rinnai America
FF Models
G E N E R A L C O N T R O L L E R I N F O R M ATI O N
The controller(s) for the Rinnai Water Heater allow the customer to control the functions of the
water heater and to diagnose certain fault conditions
REMOTE CONTROLLERS IDENTIFICATION
MC-91-1US (comes with the unit)
MC-100V-1US (optional)
BC-100V-1US (optional)

Rinnai MC-91-1US Specifications

General

Compatibility	Rinnai Tankless Water Heaters
Display	LCD
Temperature Range	98°F to 140°F
Features	Temperature control
Type	Digital Remote Controller

Summary

Remote Controllers Identification

MC-91-1US Controller

Overview of the basic Rinnai controller unit that comes with the water heater.

MC-100V-1US Deluxe Controller

Overview of the optional Rinnai deluxe controller model.

BC-100V-1US Deluxe Bathroom Controller

Overview of the optional Rinnai deluxe bathroom controller model.

MC-91-1US Controller Operation

Diagnostic Use of Controller

Procedures for displaying maintenance codes and water flow information.

Changing Temperatures (°F to °C)

Instructions for switching between Fahrenheit and Celsius temperature units.

Mute Function

Method to eliminate beeping sounds from the controller.

MC-100V-1US Deluxe Controller Functions

Setting the Sound Volume

Procedure for adjusting the voice prompt sound volume settings.

Setting The Clock

How to set the 12-hour AM/PM clock display on the controller.

Adjusting Temperature

Instructions for increasing or decreasing the desired water temperature.

BC-100V-1US Deluxe Bathroom Controller Functions

Setting the Sound Volume

How to set the voice prompt sound volume individually for the controller.

Adjusting Temperature

Instructions for modifying the desired water temperature on the controller.

Water Smart / Bath Fill Operation

Details on operating the Water Smart / Bath Fill feature for preset filling.

Programming Shower/Bath Volume and Temperature

How to select desired delivery temperature and water volume for filling.