User guide

Maintenance Method

Daily Inspection and Maintenance

Cleaning of radiating fin

Unplug the power plug at cleaning

• Clogging on the fin degrades the performance of the

unit. It may also cause the failure of unit.

• The degree of clogging on the fin varies depending on

the surrounding environment or used hours. Clean it

regularly as necessary.

① Loosen the two fixing screws on the ceiling board of unit

and remove the board. For the IJ201 type, remove the

side board.

② Disconnect the lead wire of fan and remove the four set

screws from it.

③ The radiating fin appears after the fan is removed.

Remove the dust on the surface of fin with a vacuum

cleaner.

• Assembling should be made after cleaning in the

inverse order above.

CAUTION!

Be careful not to squash the fin at cleaning.

 Our company’s service division offers cleanings of radiating fin at cost. Please contact us if

necessary.

 If you have any questions, please refer them to your retailer or any of our branch offices.

Set screw

Radiating fin