Takagi 710 Installation Manual And Owner's Manual page 25

Easy-Link Connection Procedures
1. Choose one of your units as the "PARENT" unit.
2. "The PARENT"
Locate the left bank of dipswitches to the lower of the 7-seg. LED on the computer board of
the unit that you select to be the "PARENT" unit. Change dipswitch No. 8 to "ON". Do not
change any of the dipswitches on the "CHILD" units.
3. Between the "PARENT" and the "CHILD-1"
Connect the "PARENT" connector of the "PARENT" unit to the
1" unit.
4. Between the "CHILD-1" and the "CHILD-2"
" "
Connect the [2]
5. Between the "CHILD-2" and the "CHILD-3"
"
Connect the [2]
6. Make sure the "7-seg LED" of all the units' computer boards display the unit #. The
numbering system automatically allocates the unit # to each water heater in the Easy-Link
system, in accordance with the table below.
PARENT unit
C o n n e c t o r s
Left bank of
Dipswitches
Communication cable
CAUTION
 Unless you change dipswitch No. 8 of the "PARENT" unit to "ON", the system will not
work as an Easy-Link system. The units will work as individual units.
Wrong dipswitch setting on
the "PARENT" unit
connector of the "CHILD-1" unit to the
"
connector of the "CHILD-2" unit to the
PARENT unit
CHILD units
CHILD-1 unit
C o n n e c t o r s
Left bank of
Dipswitches
Left bank of
Dipswitches
" "
[1]
"
[1]
Unit # : 1
Unit# : 2, 3 and 4
CHILD-2 unit
C o n n e c t o r s
Left bank of
Dipswitches
PARENT unit
C o n n e c t o r s
Communication cable
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" "
[1] connector of the "CHILD-
connector of the "CHILD-2" unit.
"
connector of the "CHILD-3" unit.
The dark squares indicate the direction
the dipswitches should be set to.
CHILD-3 unit
Left bank of
Dipswitches
CHILD-1 unit
C o n n e c t o r s
Left bank of
Dipswitches
C o n n e c t o r s