Navien NaviLink, User Manual, Page: 39 / 44

39
English
Troubleshooting
Situation Suggested remedies
Cannot connect
the NaviLink
to a router via
Wi-Fi
• The router may be out of range.
_ Place the NaviLink and the router closer
together.
_ Change the channel settings of the router.
• Authentication may have failed after the
NaviLink and the router have connected.
_ Connect the NaviLink to a router via a LAN
cable.
_ Check the WLAN security settings.
_ Reset the WLAN settings by pressing the
SET/Reset button on the NaviLink for 5
seconds.
Cannot detect
an available
router
• Ensure the router is operating normally.
• Ensure that the SSID and password of the
router are set correctly.
Situation Suggested remedies
Cannot
remotely
control and
monitor boilers
or water
heaters when
the NaviLink is
connected to a
router via a LAN
cable
• When using a dynamic IP address:
_ Turn off a router and the NaviLink and
turn them on again after five minutes.
_ Ensure the cable connected to the LAN
port of the NaviLink is a LAN cable.
_ Reset the WLAN settings by pressing the
SET/Reset button on the NaviLink for 5
seconds.
• When using a static IP address, change to a
dynamic IP adress. The NaviLink does not
support a static IP connection.
Cannot connect
with boilers or
water heaters,
or check
the status
information
The green light of the CH1, CH2, or CH3 LED
blinks when the NaviLink and boilers/water
heaters are communicating normally.
• Check the connection status of the NaviLink
cable connected to the NaviLink and boilers/
water heaters.
• When a single boiler or water heater unit
is connected to the NaviLink, ensure the
parameter is configured correctly. (p. 13,
14)
• Ensure the NaviLink cable and the LAN cable
are connected to the correct ports.