Electrical Connections; Remote Controller Connection - Navien NPE-180A Quick Installation Manual

Venting
Vent Termination Options
Indoor Horizontal Vent Termination
Interior view Exterior view
Intake Air
12"(300mm) min.
Exhaust Gas
Sidewall vent Termination
Venting Length
3" pipe venting
Maximum Length 150'
2-to-3 inch
reducer
Maximum number
of elbows: 8
• 90˚ elbow = 5 linear feet of venting
• 45˚ elbow = 3 linear feet of venting

Electrical Connections

Remote Controller Connection

(Optional)
CAUTION
Disconnect the power to the water
heater before installing the remote
controller
Safety
DO NOT touch the
power cord with wet
hands.
Vertical Vent Termination
36" (900mm) min.
Exhaust
Intake
12" min.
From any
obstructi
on above,
below,
left, or
right
2" pipe venting
Maximum Length 60'
Maximum number
of elbows: 6
• 90˚ elbow = 8 linear feet of venting
• 45˚ elbow = 4 linear feet of venting
Power Connection
120 VAC 60 Hz
Min. 2 Amp current with proper
grounding
CAUTION
Using abnormally high or low AC
voltage may cause abnormal
operation, thereby causing fire
which reduces the life
expectancy of this product.
DO NOT expose to
excessive amounts of
water.
3
Concentric Vent Termination
Sidewall installation
Combustion Air
Vent
Roof installation
Vent
Combustion
Air
Maintain 12" min.
(18" min. for Canada)
Clearance above highest
anticipated snow level.
Maximum of 24" above
roof
Combustion Air
Vent
Exhaust Vent Piping Materials
• All Navien water heaters are Category IV appliances.
• The venting system should be approved for use with Category IV appliances
(typically Type BH Special Gas Vent approved by UL 1738-S636).
• Venting requirements in the USA and Canada are different (see below).
Navien recommended venting materials
Locale Recommended Vent Materials
USA
• PVC Schedule 40 (Solid core)
• CPVC Schedule 40 or 80 (Solid core)
• Approved Polypropylene
Canada* • Type BH Special Gas Vent Class IIA (PVC)
• Type BH Special Gas Vent Class IIB (CPVC)
• Type BH Special Gas Class IIC (Polypropylene)
*For installation in Canada, field-supplied plastic vent piping must comply with CAN/CGA
B149.1 (latest edition) and be certified to the Standard For Type BH Gas Venting Systems,
ULC-S636. Components of this listed system must not be interchanged with other vent
systems or unlisted pipes or fittings. All plastic components and specified primers and
glues of the certified vent system must be from a single system manufacturer and must
not be intermixed with another system manufacturer's parts. The supplied vent
connector and vent termination are certified as part of the water heater.
Confirmation of Panel DIP Switch Settings
Switch Function Setting
1-3 Pump and No Recirculation
Recirculation
External Pump Only-External Recirculation
Internal Pump Only-Internal Recirculation
Internal Pump Only-External Recirculation
Internal Pump Only-Intelligent Preheating*
Internal & External Pump-Internal Recirculation
Internal & External Pump-External Recirculation
Internal & External Pump-Intelligent Preheating*
4 Display Celsius
Temperature Unit
Fahrenheit
5 Well Pump Well Pump Operation
Do Not Use Well Pump
6 DHW Storage Storage Tank/Solar System Operation
Tank/Solar System
Do Not Use Storage Tank/Solar System
7 & 8 Lime Alarm 6 Months Alert
12 Months Alert
24 Months Alert
9 & 10 High Altitude**** 0 ~ 1,999 ft (0 ~ 609 m)
2,000 ~ 5,399 ft (610 ~ 1,645 m)
5,400 ~ 7,699 ft (1,646 ~ 2,346 m)
7,700 ~ 10,100 ft (2,347 ~ 3,078 m)
Combustion Air
Maintain 12" min.
clearance above highest
1" (25mm) min
anticipated snow level
or grade.
Image of outdoor Vent Cap
Top
Exhaust gas
Intake Air
Back
Side
Side
Front
Bottom
1-OFF, 2-OFF, 3-OFF
1-OFF, 2-OFF, 3-ON
1-ON, 2-OFF, 3-OFF
1-OFF, 2-ON, 3-OFF
1-ON, 2-ON, 3-OFF
1-ON, 2-OFF, 3-ON
1-OFF, 2-ON, 3-ON
1-ON, 2-ON, 3-ON
4-ON
4-OFF
5-ON
5-OFF
6-ON
6-OFF
7-ON, 8-OFF
7-OFF, 8-ON
7-ON, 8-ON
9-OFF, 10-OFF
9-ON, 10-OFF
9-OFF, 10-ON
9-ON, 10-ON