Compatible Products & Pump Requirements - Navien NaviCirc Installation And Operation Manual

1.3 Compatible Products & Pump
Requirements
The NaviCirc is compatible with Navien NPE-A/A2/S2 and NPN
Series water heaters and NCB-H/NFC-H Series combi boilers.
NPE-A and NPE-A2 models may utilize the built-in pump along
with the appropriate piping to create a hot water recirculation
loop. If the NaviCirc is used on a non-Navien appliance, consult
the manufacturer for compatibility and size the pump with the
following head requirements:
Pump MAX head approx. 15 ft (4.6 m) – 23 ft (7 m)
Navien does not guarantee the performance of the
Note
NaviCirc when used on a non-Navien appliance.
NOTICE
If the selected external pump does not meet the recommended
specifications provided in this manual, the NaviCirc may not
operate properly.
7