Sharp FU40SE Air Purifier – FAULTS

No display. (Power supply lamp)

The temperature fuse is blown. > Replace the temperature fuse ass'y and the defective parts (motor).

Improper wiring.> Check the connector insertion, or repair or replace the connector.

It is unusually heavy when fan motor is turned by hand. (The motor is defective and current fuse broken.) > Replace the motor and the PWB

Disconnection of current fuse on a power PWB. (Those with the possibility with poor Motor.) > Check the motor. (Fan motor is turned by hand as mentioned above,
and it is replace the motor and PWB of Motor when heavy).

The fan feels extremely heavy when you rotate it manually.(The motor is broken and the PWB current fuse is blown.) > Replace the motor and the PWB.

The PWB is defective.> Replace it.

The power supply cord is broken.> Replace it.

Malfunction of the keys (You cannot activate the keys.)

The PWB is defective.> Replace it.

The unit is not assembled properly. > repair or replace it.

The key remains pressed down. > Repair.

The fan motor does not rotate.

The PWB is defective. > Replace it.

Improper wiring. > The check of connector insertion, repair, replace.

The motor is defective. > Replace it.

The silent lamp is flashing.

The fan motor does not rotate. > Replace the motor.

The motor harness is not inserted to the motor properly. > Check the insertion.

The motor harness is not inserted to the PWB properly. > Check the insertion.

Noise is heard.

The motor is defective > Replace it.

The motor is not installed properly. > Repair.

The shape of the fan is not suitable > replace it.

The fan is not installed properly > Repair or replace it.

A cluster has the sound of " tick ", " tick ", " tick ". This is sound that is emitted when the unit is generating cluster ions.  And this is not a trouble. > If the sound is irritating, such as when sleeping, etc., set the cluster ion mode to OFF.

The unit cannot be operated on the remote control.

The unit is used near the inverted lighting. > Change the installation position.

The lighting equipment is old and blinking. > Replace the lighting equipment.

The unit is used in direct sunlight. > Change the installation position.

The remote control is defective > Replace it.

The PWB is defective. > Replace it.

The batteries are not mounted on the remote control. > Mount the batteries.

The batteries of the remote control is dead > Mount the batteries.

Dust collection performance is bad

The replacement time of filter had passed. > Replace it.

The pre-filter is clogged. > Clean it.

There is an obstacle near the exhaust and suction openings. > There is an obstacle near the exhaust and suction openings.

The clean sign is not displayed properly.

Dust is accumulated inside the dust sensor. > Vacuum it off.

The suction opening is clogged > Clean the openings of the dust and the odor sensor.

The dust sensor is defective. > Replace it.

Improper wiring > Repair or replace it.

The unit is used in the place with much lampblack, such as kitchen. > Clean or replace the sensor.

The PWB is defective > Replace the PWB.

The unit is often reset. (The unit enters the standby mode.)

The PWB is defective. > Replace the PWB

The exhaust wind smells

The stamina power carbon is life-expired. > Replace it.

Odour absorbed into the HEPA filter is emitted. > Replace it.