Navien NPE-180A2 Installation Manual page 32

Included Item
Items Not Included
Push Button Wall
Switch Plate
(#GXXX001426) (#GXXX001427)
In addition to activating the HotButton
Note
using push buttons, recirculation can
also be started through the NaviLink
app if the optional NaviLink WiFi
control system has been installed.
Device Layout
Refer to the following diagram for the product
layout.
R7
D1
CON1
12 V SIGNAL GND 5 V
SIGNAL 1
* SIGNAL1 contacts are for optional wireless push buttons
or motion sensor accessories.
** SENSOR I contacts are connected with a piece of
metal plate by default. Remove the metal plate before
connecting a temperature sensor to the circuit board.
32 Installing the Water Heater
HotButton Controller
Temperature
Sensor
(#GXXX001640)
CON5
R5 C3
R1
R2
R9
CON2
R8 CON3
SIGNAL 2 SENSOR I
Wiring Connection Table
Terminal
12 V
Contacts for wireless push
Signal
Signal1
button or motion sensor
GND
5 V
Signal2
Push Button Switch Contact #1
(Not polarity
Push Button Switch Contact #2
sensitive)
Contacts for temperature
Sensor I
Connecting Wired Switches
Refer to the following diagrams to connect a wired
switch, or multiple wired switches to the HotButton
controller.
R5
R7
D1 CON2
CON1
SIGNAL 2
12 V SIGNAL GND 5 V
SIGNAL 1
Multiple wired switches may be
Note
●
connected to the same terminal
contacts.
Use spade connectors at the end of the
●
cables to securely install the cables to
the terminal contacts.
Wiring Connection
connection
sensor connection
CON5
C3
R1
R2
R9
R8 CON3
SENSOR I