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Navien NP Condensing Tankless Gas Water Heater - Service Manual

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Abbreviation and Definition<br />

Abbreviation<br />

NR-A<br />

<strong>NP</strong>-A<br />

NR<br />

<strong>NP</strong><br />

“A” Series<br />

“Non-A” Series<br />

NG<br />

LP<br />

AP<br />

APS<br />

DHW<br />

FM<br />

GARC<br />

GPM<br />

GPS<br />

GV<br />

MGV<br />

MV<br />

SGV<br />

RPM<br />

WAV<br />

PCB<br />

EMI<br />

HTL<br />

Definition<br />

General name of NR-180A, NR-210A, and NR-240A<br />

General name of <strong>NP</strong>-180A, <strong>NP</strong>-210A and <strong>NP</strong>-240A<br />

General name of NR-180, NR-210, and NR-240<br />

General name of <strong>NP</strong>-180, <strong>NP</strong>-210, and <strong>NP</strong>-240<br />

General name of NR-A, and <strong>NP</strong>-A<br />

General name of NR, and <strong>NP</strong><br />

Natural <strong>Gas</strong><br />

Propane <strong>Gas</strong><br />

Air Pressure<br />

Air Pressure Sensor<br />

Domestic Hot <strong>Water</strong><br />

Fan Motor<br />

<strong>Gas</strong> Air Ratio Control<br />

Gallon per Minute<br />

<strong>Gas</strong> Pressure Sensor<br />

<strong>Gas</strong> Valve : Main and Solenoid<br />

Main <strong>Gas</strong> Valve<br />

Modulating Valve<br />

Solenoid <strong>Gas</strong> Valve<br />

Round per Minute<br />

<strong>Water</strong> Adjustment Valve<br />

Printed Circuit Board<br />

Electromagnetic Interface<br />

High Temperature Limiter<br />

©<strong>Navien</strong> America Inc. 2010<br />

10<br />

NR/<strong>NP</strong> series service <strong>Manual</strong><br />

Version 2.0

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