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6. Maintenance Method
Daily Inspection and Maintenance
Filter Cleaning
●
Clean up the filter in blower periodically.
1) Open the door at the bottom of the front surface of the unit, and disconnect the hose from the
blower.
2) Open the front cover by removing the two fastening plates for the cover from the upper surface
of the blower, and open the front cover, and take the filter out.
3) The followings are the cleaning procedures of the filter.
①
Wash the filter pressing in the water repeatedly, and air-dry it.
②
Compressed
air
blowing.
③
Vacuum cleaning with a cleaner.
④
Press washing the filter after being immersed into the solvent that hot water (approx. 40
Celsius degree) and neutral detergent are mixed at a rate of 5:95 one whole day and night,
then rinse it with water and air-dry it.
4) When assembling, reversely execute the above procedure. Turn the soft surface of the filter to
windward when installing the filter.
●
Suction
filter
Regularly clean the suction filter.
1. The suction filter is stored in the suction filter case at the rear of the main unit.
2. Clean the suction filter with the same procedures of number 3.
Monthly maintenance
●
Check the earth leakage breaker function.
・
Connect the power cord.
・
Turn the breaker on.
・
Push the red test switch by a ballpoint pen etc. If there
is no problem, the earth leakage breaker will be turned
off.
Test button