Rinnai Controller Manual: MC-91-1US & MCC-91-2 Installation and Troubleshooting Guide

Temperature Controller

MC-91-1US & MCC-91-1US

Dimensions (inches): 3.5 W x 4.75 H x 0.75 D

The MC-91 controller is the standard temperature controller that is supplied with the water heater. On indoor models it is integrated into the front panel. The MCC-91 controller is for commercial and hydronic applications requiring higher temperatures. When the MCC-91 controller is connected, these higher temperatures are available on all controller models in the system. Refer to the section on temperature ranges.

In Use

Indicator

Temperature

Display

Temperature

Selection

Priority

Indicator

Priority Button

ON/OFF Button

VB Series Indoor LS Manual 5