SFA 7000
FREQUENTLY ASKED QUESTIONS
If your fan is not working properly, please check the followings (1-4 for HUMIDITY function) before
sending to service agent:
Questions
1.
Why
is
there
indicator
light
HUMIDITY and no wind
from exhaust fan?
2.
The
ultrasonic
transducer
is
properly but how come
there
is
no
HUMIDITY
spray?
3.
Why
is
there
HUMIDITY
even
the indicator light is on
and
exhaust
working?
4. Why is there a peculiar
smell of HUMIDITY?
5. Why is not the fan
operating?
6. Vibrating Obviously.
7. Other unusual problem.
Answers
no
a. Power cord plug is not
on,
no
connected properly and electric
power is off.
b. HUMIDITY switch is off.
a. Water tank is broken or with
working
crack, so flume is full of water.
b. Exhaust fan is not working.
no
a. No water or water level is not
though
enough.
b. Bobber doesn't float in the
fan
is
water.
c. Ultrasonic transducer surface
was furred up.
d. Clamp plate of water level
switch is not firmly.
e.
Ultrasonic
damaged.
a. Peculiar smell of new product
will disappear after a period of
using.
b. Dirty water or water storage
time is too long.
a. The plug inserted may be
lacking electricity or fuses may
have gone off.
b. PCB is damaged.
a.
The
rear
installed tightly.
b. The blade cap is loosened.
c. The blade is damaged.
d. The blade is imbalance.
a. Motor appeared smoke or a
smell of burnt.
b. Exposed metal parts with
electric or the fan insulation is
damaged.
c. The rear cover of motor is
damaged.
a. Ensure that the power cord plug
is fully inserted into the electrical
outlet and turn on the electric
power.
b. Turn on the HUMIDITY switch.
a. Pour out the water from flume,
change a new water tank.
b. Change a new exhaust fan.
a. Add water.
b. Pull out the bobber and let it
float out.
c. Clean ultrasonic transducer with
detergent supplied together with
product.
d. Reinstall clamp plate of water
level switch.
transducer
is
e.
transducer.
a. Take out the tank and open tank
cover, and put it to a ventilated
and dry place.
b. Clean water tank and flume and
change the clean water.
a. Make sure the plug works and
check your fuses.
b. Change the PCB.
guard
is
not
a. Install the rear guard tightly.
b. Tighten the blade cap.
c. Change a new fan blade.
d. Turn the fan blade 180° and
then reinstall blade.
a.b.c. Stop using and send to
service agent for repair.
Solution(s)
Change
the
ultrasonic
16