Navien NaviCirc Installation And Operation Manual page 16

6. Use the Up [+] or Down [-] button to move to adjust the
parameter option to 2. ON.
Range
1.OFF Thermal bypass valve is disabled.
2. ON Thermal bypass valve is enabled.
Setting for S-type models, Panel DIP3
Null
ON, Cascade ON, or AHU is enabled.
Additional parameters are available to adjust unit
Note
●
operation for various plumbing systems. Refer to
the NPE Installation & Operation Manual for more
information on these parameters.
Interval Time
Description
Items
Pump Cycle
(P.12)
Description
Sets the maximum time that the
internal circulator will operate once a
recirculation cycle has been initiated.
Setting range: 1 to 120
●
(in 1-minute increments)
Default: 20 min
●
Note
When the optional HotButton
accessory is installed, the maximum
setting value is limited to 5 minutes.
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