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TROUBLESHOOTING
The following is a troubling shooting guide to help you solve any issues that may have with the operation of the
HF 708.
Trouble
Power lamp is off or does not
work.
Power light is on but no mist
The mist has a strange odour.
Power light is on, but the
machine doesn't work.
The volume of spray mist is too
low.
Abnormal noise
Spray mist is coming out of the
area around the jets.
© Heaven Fresh
Possible reasons
Humidifier is not plugged into the
power outlet.
No water in water tank.
A new machine.
It either has dirty water or the
water has been stagnant too
long.
Too much water in the water
basin.
Too much mineral scale in the
water basin.
Water is too dirty or water was
kept too long in the tank.
Vibration in the water tank
because the water level is too
low.
Machine is on an unstable
surface.
There are gaps between the
housing around jet nozzles and
the top of the water tank.
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Solution
Connect power cord to electrical
outlet and press power button.
Fill water tank with water.
Remove the water tank, unscrew
the lid and let it air out in a cool
area for 12 hours.
Clean the water tank and refill
with clean water.
Remove the water tank. Take a
small cup and remove some of
the water from the machine's
water basin. Reinsert the water
tank and make sure that it sits
properly.
Clean transducer.
Clean the water tank and refill
with clean water.
Fill the water tank.
Move the unit to a stable flat
surface.
Remove the jet nozzle from the
top of the water tank and clean
with a damp cloth. Reattach to
the water tank.
HF 708 Ultrasonic Humidifier
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