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Mul ple Units in a Linked System
1. To enter diagnostic mode, complete
this step on the parent heater or on
the remote that is attached to the
parent unit:
Press the HOT button and the COLD
button simultaneously for at least
five seconds. See Figure 19.
2. "0" will display on the controller. (See
Figure 20.)
3. Scroll to the desired unit number in
the linked system by pressing the
HOT or COLD bu on to scroll up or
down. (Figure 20 shows that unit no.
2 is selected.)
NOTE: "0" will yield information
about the linked system as a whole.
"1" will yield informa on about the
parent unit in a Easy-Link system.
"2", "3", & "4" will yield informa on
about each of the water heaters
This example shows the steps for displaying the outlet temperature for unit 2 in a linked system.
Whole
diagnos
mode
Figure 20: Multiple unit temperature display.
•
This example shows the steps for displaying the outlet temperature for unit 2 in a linked system.
NOTE:
•
Although the controller of the parent unit will display the set temperature in an Easy-Link System, the controller of the child
unit will not display the set temperature.
•
In an Easy-Link system, the parent heater will always be heater number 1.
that are installed in the Easy-Link
system. See Table 6 for allowable
combina ons that can be linked
together in an Easy-Link System.
4. Press the INFO button to select the
desired unit number.
5. When the desired unit number is
selected, press the HOT or COLD
button to scroll to the desired
information (mode number). Figure
20 shows that mode number 6 is
selected. See Table 7, page 38 for a list
of mode numbers and their meanings.
6. Press the INFO button to select
the mode number. The data will be
displayed on the controller. (Figure
21 shows that the outlet water
temperature of this heater is 120
degrees.)
7. To exit diagnostic mode, press and
hold the HOT and COLD buttons
Unit no.
Mode no.
On-Demand Water Heater Service Handbook for X3P Models
simultaneously for at least five seconds.
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.
Inf
•
37
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