Rinnai REU-KM3237FFUD-E Installation And User Manual page 11

Continuous flow water heater
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TEMPERATURE CONTROLS - OPERATING
Using the Temperature Controllers
Press
the
ON/OFF button
temperature controller after making sure
that water is not flowing.
The system will become
active,
the
temperature
will default to 40°C and
the controller that turned
the system on will have
priority.
The temperature setting
on the controller will light
up.
Using Hot Water
To operate the heater, simply turn any hot
water tap on. This will automatically light
the burner providing hot water. The red IN
USE indicator will glow on the temperature
controller.
ON!
ON!
HOT
HOT
Using High Temperature Display Controllers
You will need to program the Master controller if you want to
display and use temperatures over 50°C.
needs to be done on Master universal controller; other universal
controllers will not allow this.
Deluxe Kitchen controllers are supplied already programmed to
allow high temperatures.
STEP 1: On the Master controller only press and hold the
Transfer and On/Off buttons simultaneously (see fig 1.) until a
"beep" is heard (approx. 5 seconds)
STEP 2: When the Primary controller is switched on it should be possible to select
temperatures higher than 50ºC. If not repeat STEP 1.
If the master controller is replaced, repeat STEP
1 above for the new controller.
NOTE
on
a
COLD
COLD
11
Adjusting Temperature
Simply press the Hot Water Temperature
Up or Down arrow button until the desired
temperature
is
displayed
on
t h e
d i g i t a l
display.
HOTTER
COOLER
To turn off your hot water system
During normal operation the system is left
on.
To turn the system off simply press the
ON/OFF
button
controller (where fitted). This will shut the
water heater down completely including
the temperature controller digital display.
The Digital Monitor will go out.
If hot water taps are opened when the
Rinnai Infinity is off, cold water will flow
from the taps.
If the system is to be left off over the winter
be sure to drain it down if there is a
possibility of freezing temperatures.
Programming only
on
any
temperature
Fig 1.

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