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3. Troubleshooting
If you experience a problem with the NaviCirc, refer to the
following table for possible remedies.
Problem Possible cause(s) What to do
The water from the hot
water tap is not hot enough.
●
Full temperature water has not
reached the xture.
●
The hot water temperature of the
water heater is set too low.
●
The pump is not operating properly.
●
The pump is working, but hot water
does not reach the NaviCirc.
●
NaviCirc is not installed properly.
●
Keep the xture open to allow the hot water line to purge.
●
Set the water heater temperature to a higher temperature.
●
Check whether the pump is stuck.
●
If NaviCirc is used on a non-Navien appliance, check that the pump is
properly sized and installed per the manufacturer's instructions.
●
Clean out the water heater lter and the NaviCirc inlet.
●
Contact Navien Technical Support.
The water from the hot
water tap is not hot enough
even when the water heater
is set at a high temperature.
●
NaviCirc malfunction.
●
Contact Navien Technical Support.
The water from the hot
water tap is too hot.
●
The water heater temperature is set
too high.
●
Adjust the water heater temperature.
Hot water comes out while
cold water is being used.
●
NaviCirc is operating properly.
●
NaviCirc malfunction.
●
It is normal for some hot water to bleed over to the cold line during
recirculation.
●
If the hot water discharge continues to come from the cold water
faucet after installation, the NaviCirc may require service.
●
In this case contact Navien Support.
Noises after installation.
●
Recirculation temperature cut-o
function.
●
The NaviCirc will stop recirculation if it reaches the set temperature
during recirculation. This is the NaviCirc temperature cut-o function
and small noises may occur. This means the NaviCirc is operating
normally.
●
If other noises occur, contact Navien Technical Support.
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