Rheem 812 Series Owner's Manual And Installation Instructions page 20

TEMPERATURE CONTROL – STANDARD
BATHROOM CONTROLLERS – STANDARD
The Bathroom controller(s) allows the user to select the temperature setting for the hot water to be used in the
bathroom. They have a minimum temperature setting of 37°C and a maximum temperature setting of:

874 series

876 series
The Bathroom controllers operate in tandem. Whenever an operation is selected on one Bathroom controller,
it is also set on the other Bathroom controller. The Bathroom controllers automatically have priority if they are
on.
Important: It is important to turn on the Bathroom controller before opening a hot tap in the bathroom (priority
is automatically gained). If the Bathroom controller is not on and the Kitchen controller is on (has priority), then
it is possible to receive water at a temperature higher than expected from a hot tap in the bathroom. This
temperature could be up to:

874 series

876 series
Notes on the Bathroom controllers:

The controller cannot be turned on whilst a hot tap is open.
8 8

When a Bathroom controller is turned on, it gains priority from the Kitchen controller.

The Bathroom controller must be on in order to adjust the temperature setting on the Bathroom controller. 10L
X

The Kitchen controller can be turned off from a Bathroom controller.

Press and hold the on / off ( ) button on a Bathroom controller for three seconds.
This turns off all the controllers and the displays go blank.
If hot water is flowing from a hot tap, it will go cold.

Warning: It is advised to leave the Bathroom controller on after hot water usage is finished in the
bathroom. Turning off a controller in one bathroom will also turn off the controller in the other
bathroom. The Kitchen controller will gain priority if it is on and the temperature setting can be up to:

874 series

876 series
If a hot tap is open in another bathroom, the water
will be delivered at:
For an 874 series model – up to 50°C if a

temperature limiting device is installed in the hot
pipe to the bathroom or up to 60°C – AU or 55°C
– NZ if a temperature limiting device is not
installed.
For an 876 series model – up to 50°C.

50°C
50°C
50°C if a temperature limiting device is installed in the hot pipe to the bathroom
or up to 60°C – AU or 55°C – NZ if a temperature limiting device is not
installed.
50°C
°C
60°C – AU 55°C – NZ
50°C
Bathroom Controller
20
Rheem
°C