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Diagnos c Mode
Diagnostic mode allows you to
discover various pieces of information
about one or more water heaters,
even if they are linked together
through an Easy-Link system.
No.
Descrip
"ON/OFF"
Press this bu on to start or stop
1
Bu
opera
"HOT"
Press the "HOT" bu on or the "COLD"
2
Bu
bu on to set the outlet water tem-
perature, the current
"COLD"
3
TIMER
Bu
Press the "INFO" bu on to display:
"INFO."
-Inlet/Outlet Water Temperature
4
Bu
-Water Flow Rate
-Pump Status/Se
•
•
NOTICE
• The backli ht of the remote will turn back on once the water heater b
NOTE: You may exit diagnostic mode by pressing the ON/OFF button. Also, if left alone, the display will exit diagnostic mode
automatically after 30 minutes.
Figure 19: Built-in and Remote controller settings.
36
•
On-Demand Water Heater Service Handbook for X3P Models
Individual Unit
1. To enter diagnostic mode, press the
HOT button and the COLD button
simultaneously for at least five
seconds. Figure 19.
2. Use the HOT or COLD buttons to scroll
through the mode numbers. Continue
until you reach the desired mode
number. See Table 7 on page 38.
for a list of mode numbers and their
meanings.
Built-in controller
5
6
7
4
Note
and PUMP
ht of the controller turns o
Remote controller
5
6
8
9
1
2
3
4
7
No.
Descrip
"TIME"
Press this
5
Bu
The current
6
LCD
error code and other
"PUMP"
Press this bu on to set and control the
7
Bu
pump opera
8
IN USE LED
The LED
9
STAND BY LED
The LED
3. Press the INFO button to select the
mode number. The information will
display on the controller.
4. To exit diagnostic mode, press and
hold the HOT and COLD buttons
simultaneously for at least five
seconds.
8
2
3
9
1
Note
n to set the current
set temperature,
hts
combus
hts when power is
rin a ain
on are
,
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