Water Controller Installation; Master / Sub Water Controllers & Associated Temperatures; Water Controllers Limitations - Rinnai HD32e Operation & Installation Manual

GENERAL INFORMATION
Other manufacturers water controllers are NOT compatible with Rinnai water heaters. Water
controllers MUST NOT be used with any Solar Boost water heater. Rinnai water controllers
IMPORTANT
brought in from other countries are not compatible with Rinnai appliances sold in Australia.
Regardless of water controller installation, all Rinnai water heaters must only be installed by an
Authorised person.
Water controllers, transceivers and water heaters DO NOT contain user serviceable parts and
must ONLY be serviced and repaired by an authorised person.
Master / Sub Water Controllers & Associated Temperatures
Only one MC model water controller can be designated as the 'Master' water controller. This water controller is
kitchen applications. Temperatures higher than 55°C are possible but usually unnecessary and will result in higher
gas use and increase the risk of burns.
Some additional conditions regarding Master Controller maximum temperatures apply when a wireless water
controller is used as the 'Master' water controller.
(i) Temperatures of 55°C or higher can only be selected on the controller designated as the 'Master' water
controller if the transceiver 'Max Temp' is also programmed to 55°C or higher.
(ii) The temperature of hot water delivered is always limited to the maximum temperature programmed into the
water heater itself. For example, if the transceiver maximum temperature is programmed to 55°C and the
water heater is limited to 50°C, the maximum temperature that the water heater will deliver is 50°C. In this
case 55°C will be displayed on the wireless Master Controller until a tap is opened after which the display will
revert to 50°C.
The water heater maximum temperature cannot be adjusted by the user. These adjustments can
ONLY
IMPORTANT
The remaining water controllers are designated 'sub' controllers and are for use in bathrooms, toilets and laundries.
The temperature limit for all 'Sub' controllers is always 50°C to minimise the risk of burns in these areas.
(Bathroom) water controllers. These labels are usually placed on the top back of the wireless water controller body.

Water Controllers Limitations

•
For all models except REU-VCM2837FF/FFC a maximum of FOUR
As REU-VCM2837FF/FFC
as a FOURTH controller.
IMPORTANT
•
Only master controller can be installed. This can be a deluxe kitchen (MC-100V), or any other MC
model water controller (when programmed to be a 'Master' controller).
controller, this is the default setting and can NOT be changed.
IMPORTANT
•
A up to a maximum of TWO BC-100V water controllers can be installed.
•
The FOURTH water controller in any installation MUST BE a MC-601Q or a MC-503RC-S.
Rinnai

WATER CONTROLLER INSTALLATION

25
THREE, with the built-in controller acting
HW_CF OIM