VN250_OM-01EN.fm Page 11 Thursday, September 8, 2005 10:31 AM
Model No. VN-800TE/VN-1KTAE
■ Stop the operation and switch the exclusive breaker "OFF".
■ Cleaning the filter (When required)
1) Enter the ceiling from the Inspection Opening for the Heat
Exchange Ventilators, and remove the screw on the inspection
cover.
2) Holding the Inspection Cover, turn two pieces of knob for 90° and
remove the cover.
3) There is a filter at two places, respectively. Pull it toward you.
4) Either lightly strike the removed filter with your hand or vacuum it
with a vacuum cleaner to remove the dirt. If it is very dirty, swish it
back and forth in a solution of lukewarm water and dish-washing
(neutral) detergent.
5) Install the filter after thoroughly allowing it to dry naturally. (Install
them to fit well with the grooved rail)
Caution
Avoid using heat to dry the filter, as this may cause changes in the
shape or quality of the filter.
■ Whenever the filter was damaged, order the sales shop or the
engineering office. (Separately sold)
■ Cleaning the Heat Exchange Element. (If you find it too much stained,
clean it.)
1) Remove the four Heat Exchange Elements from the unit. (Model
No. VN-800TE has three Heat Exchange Elements.)
Caution
● The weight of the Heat Exchange Element is as shown in the table
below.
Hold it firmly to ensure that you do not drop it.
Model No.
Weight (kg /piece)
VN-800TE
VN-1KTAE
Pieces to be used
4.0
3
4.0
4
Hook
Hook
Knob Position
When
To remove
installed
(Open)
(Closed)
Filter
Grooved Rail
Heat Exchange Element
Inspection Cover
Inspection Cover
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