Rheem 627 series Owner's Manual And Installation Instructions page 17

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
Turn on the Kitchen controller
2.

Press the on / off button.
The on / off operating light and the priority light will both
glow.
The previous Kitchen controller temperature setting will
be displayed on the temperature display panel.
Select the temperature setting
3.

Press the up () button or down () button.
 "Temperature
Refer to
Controller" on page 15.
The selected temperature setting will be displayed on
all controllers.
Open the hot tap.
4.
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.
6. Turn off the Kitchen controller

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 18.
on page 16.
–
Adjustment Standard
Important
17
TEMPERATURE CONTROL – STANDARD
pri ori ty
i n us e
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 vol ume
b e f o r e u s e
i n us e pri ori ty
55
C
x10
l
i n us e pri ori ty
55
C
x10
l
pri ori ty
i n us e
55
C
x10
l
pri ori ty
i n us e
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 vol ume
b e f o r e u s e
on
off
on
off