Rheem 27 874 Series Owner's Manual And Installation Instructions page 15

To operate the Kitchen controller:
1. Turn off the Bathroom controller(s)
If a temperature setting is displayed and the priority light is not glowing, it is necessary to turn off the
Bathroom controller(s) to gain priority.
Refer to the notes on the Kitchen controller
2. Turn on the Kitchen controller
Press the on / off button.
The on / off operating light and the priority light will both
glow.
The Kitchen controller temperature setting will be
displayed. This is the lower of the previous setting and:
874 series
Select the temperature setting
3.
Press the up ( ) button or down ( ) button.
Refer to "Temperature
Controller" on page 13.
The selected temperature setting will be displayed on
all controllers.
4. Open the hot tap.
The in use light will glow on all controllers.
Close the hot tap.
5.
The in use light will go out on all controllers, if no other
hot tap is open.
Turn off the Kitchen controller
6.
Press the on / off button.
The priority light and on / off operating light will go out
and the temperature display will go blank.
Important: Turn off the Kitchen controller after hot water usage
is finished in the kitchen and / or laundry. Refer to
note for Bathroom controllers on page 16.
on page 14.
50ºC
Adjustment – Standard
Important
15
TEMPERATURE CONTROL – STANDARD
in us e pri ori ty
50
°C
x10
l
c h e c k
h o t w a t e r
water
t e m p e r a t u r e vo lum e
b e f o r e u s e
pri ori ty
i n u s e
55
°C
x10
l
i n u s e pri ori ty
55
°C
x10
l
in use pri ori ty
55
°C
x10
l
in us e pri ori ty
°C
x10
l
c h e c k
h o t w a t e r
water
t e m p e r a t u r e
vo lum e
b e f o r e u s e
on
o ff
on
o ff