Installation and Operation Guide
Rinnai 8 HW_CF OIM
MAXIMUM DELIVERY TEMPERATURES
Rinnai continuous ow water heaters are factory pre-set to various maximum delivery temperatures depending on
model and their intended application� For the majority of applications, the factory pre-set temperature is appropriate�
In the unlikely event this is not the case this setting can be increased or decreased by an authorised person such
as a licensed plumber�
NOTE
This does not apply to “50 degree compliant” models� To meet the regulatory requirements the
maximum delivery temperature is factory set and sealed�
For model specic information in regards to the factory pre-set temperature of your appliance
refer to "Table 3� Maximum Delivery Temperatures" on page 27� The appliance model number
can be found on the dataplate, which is located on the left hand side of appliance�
OPERATION WITHOUT WATER CONTROLLERS
Rinnai Continuous Flow water heater products do not use a pilot light� When installed and operated without water
controllers, the opening of any hot water tap will automatically start the appliance. Once water is owing through
the appliance the burner will be ignited by electronic ignition. When the hot water tap is closed and water owing
through the appliance has stopped the burner ame will extinguish.
RINNAI WATER CONTROLLERS
NOTE
Other manufacturers water controllers are NOT compatible with Rinnai water heaters� Rinnai
water controllers brought in from other countries are also NOT compatible with Rinnai appliances
sold in Australia�
Water controllers MUST NOT be used with any Solar Boost water heater�
Water controllers are available as an optional extra� Wireless, Universal and Deluxe water controllers can be
used together and will function as described in the Operation Sections of this manual� Refer to "Water Controller
Combinations & Congurations" on page 9 to conrm the maximum number and combination of water
controllers that can be tted to your water heater model.
Location
Water controllers must be installed in shaded and clean locations. They should be tted out of reach of children
(suggested height from oor to be at least 1500 mm).
Water Resistance
The MC-601Q universal water controller is a water resistant device, however excessive exposure to water such as
immersion may result in damage to the water controller� Durability of water controllers is improved when positioned
outside of the shower recess�
NOTE
Controllers MUST BE installed at least 400 mm above the highest part of a sink, basin or bath�
DO NOT immerse the water controller into water�
AVOID direct exposure to water or steam as these conditions may cause a malfunction�
ALWAYS AVOID exposure to water when the battery compartment is open�
When cleaning your water controller use ONLY a damp cloth and a mild detergent�
WATER TEMPERATURE CONTROL