Navien CR-180 Installation Manual page 36

-cascade communication cable PCB connecting adapter PCB CN9 port.
IBBBBI
Fl'() 1
CN1 4
Ol1 3
S W 4 0 0 S W 3
-The diagram above displays the master unit and slave unit connected with the ready link
communication cable.
Slave unit #2
-The recommended location for the master unit is in the center.
Cascade com m u n ication ca ble
P C B comecting adapter
(Male)
...
I
@@]
_
\
C N 1 2
fN<n
....
D I P
e
C NB
Slave unit #1
Wire connecting adapter #1
(Male)
CN �
CN2
C N 1 9 ;
;
CN10
PCB
("N1A
CN1 1212)
Wire connecting
adapter #1 (Male)
0 0
Wire connecting
Master unit
adapter #2
(Female)