51 Page
PROBLEM SOLUTIONS
WATER HEATER
Unit does not ignite
when water goes
through the unit.
• Istheflowrateover0.5GPM(1.9L/min)?(p.44)
• Checkforthefilteroncoldwaterinlet.(p.49)
• Check for reverse connection and cross connection.
• If you use the remote controller and/or temperature controller, is
the power button turned on?
• Check if the inlet temperature is too high.
The fan motor is
still spinning after
operation has stopped.
• This is normal. After operation has stopped, the fan motor keeps
runningfrom15to70secondsinordertore-ignitequickly,aswell
as purge all the exhaust gas out of the flue.
Unit sounds abnormal
while in operation
• Contactthemanufacturerat1-877-737-2840.
Temperature controller and
Remote controller
Controller does not
display anything when
the power button is
turned on.
• Make sure the unit is supplied with power.
• Make sure the connection to the unit is correct. (p. 32)
NOTICE:
When the unit has not operated for five minutes or more, the display
of the controllers turns off to conserve energy.
Although the controller of the parent unit will display the set
temperature at the Easy-Link System, the controller of the child unit
will not display the set temperature.
An ERROR code is
displayed.
• Pleaseseep.52to54.
EASY-LINK SYSTEM
540 (T-H3) model only
How are the unit
numbers assigned?
• ForanEasy-LinkSystem,theParentunitisalwayslabeled#1andall
other subsequent Child units are numbered randomly.
• To check which numbers are assigned to which Child units, push the
button on the computer board of any Child unit as shown below.
The unit number will be displayed on the temperature controller
of the Child unit and/or the remote controller of the Child unit, if
installed.(Refertop.33to36.)
Buontocheckunitnumbers
When the remote
controller turned
ON, STAND BY LED
is lit.
Temperature controller
Troubleshoong
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