Maintenance - Toshiba VN-U00151SY-E Owner's Manual

8

Maintenance

 Maintenance of the filter and heat exchange element
WARNING
Cleaning the filter and heat exchange element involves dangerous work in high places, have a qualified
installer or qualified service person to do it.
Do not attempt it by yourself.
CAUTION
Do not push buttons with wet hands.
Doing so may result in electric shock.
Cleaning the filters
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When " " is displayed on the detailed display, clean the filters.
• Clogged filters may cause lower performance.
– 17 –
Filter sign reset
" " appears on the detailed display to tell the time for cleaning the filter.
When the filter check mark is displayed (filter check reset)
CAUTION
Cleaning remote controller
• Use a dry cloth to wipe the remote controller.
• Do not use a damp cloth on the remote controller.
• Do not use a chemically-treated duster for wiping or leave such materials on the
unit for long.
It may damage or fade the surface of the unit.
• Do not use benzene, thinner, polishing powder, or similar solvents for cleaning.
These may cause the plastic surface to crack or deform.
• When " " is displayed, be sure to clean the filters and then do
a reset.
• If the Heat recovery ventilation units are operated while "
displayed, then "Filter check." is displayed. Push an operation
button while it is displayed or leave it for at least 5 seconds and
the display will disappear.
1
In "Menu", select "Filter sign reset", and push [
Fix]
2
Push [ Set/Fix]
" is
Set/
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