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NPE-210A2
Navien NPE-210A2 Installation Manual
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36
Installing the W
ater Heater
External Recirculation with HotButton and Dedicat
ed Return Line
1 2 3 4
ON
SW1
CE1
CE2
U1
C1
C2
C7
R6
PC1
12 V
5 V
SIGNAL
SIGNAL 1
GND
R5
R9
R8
C3
R1
R2
R7
D1
CON3
CON5
CON2
CON1
SIGNAL 2
SENSOR I
RA1
Return Wat
er
Expansion
T
ank
Check
V
alve
DHW Supply
T
emperature
Sensor*
Wired P
ush Button*
Wired P
ush Button*
Wired Push Button*
HotButton Kit
NPE-A2 W
ater
Heater
City
Wat
e
r
Supply
Ball
V
alve
[NPE-180A2/210A2/240A2]
*The push buttons and the temperatur
e sensor are not included with the water heater but are available f
or purchase.
35
37
Table of Contents
Table of Contents
2
Important Safety Information
3
About the Water Heater
6
Included Items
6
Accessories
6
Specifications
7
The Front Panel
8
Components
9
Dimensions
12
Rating Plate
14
Installing the Water Heater
15
Choosing an Installation Location
15
Mounting the Water Heater to the Wall
18
Connecting the Gas Supply
19
Connecting the Water Supply
25
Connecting the Condensate Drain
38
Venting for Combustion Air
41
Connecting the Power Supply
59
Setting the DIP Switches
60
Configuring the Remote Controller System
62
Included Items
62
Accessories
62
Connecting the Extension Cable
62
Attaching the Wall Mounting Bracket
62
Remote Controller
63
Multi Remote Controller System
64
Entering Lock Mode
66
Setting the Clock
66
Setting the Recirculation Timer
67
Starting Recirculation
68
Canceling All Timer Settings
68
Installing a Cascade System
69
Connecting Water Supplies
69
Connecting the Communication Cables
71
Installing a Common Vent System
73
About the Common Vent System
73
Navien Common Vent Collar Kit (Back-Draft Damper)
79
Starting the Common Vent System
80
Connecting and Terminating the Vent Pipe
84
Installing a Condensate Drain
85
Setting up the Common Vent System
86
Common Vent Termination Clearances
86
Maintenance
87
Operating the Water Heater
89
Turning the Water Heater on or off
89
Start-Up Wizard
89
Adjusting the Water Temperature
90
Accessing the Basic Menu Items
91
Accessing Advanced Menu Items
97
Appendixes
107
Gas & High Altitude Conversion
107
Flushing the Heat Exchanger
115
Technical Data
117
Wiring Diagram
120
Ladder Diagram
121
Component Assembly Diagrams and Parts Lists
122
Installation Checklist
135
Navien H2Air Add-On Controller Kit (Optional)
137
AHU Application with
139
Communication (Optional)
139
Requirements for the State of Massachusetts
140
Date Purchased
143
Serial Number
143
Other manuals for Navien NPE-210A2
User's Information Manual
48 pages
Quick Installation Guide
4 pages
4
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Navien NPE-210A2 Specifications
General
Brand
Navien
Model
NPE-210A2
Category
Water Heater
Language
English
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