Toshiba MMD-VNK502HEXE Installation Manual page 27

Air to Air Heat Exchanger with DX Coil Unit
4
Detach the maintenance cover (for the
humidification element)
Loosen the six screws that fasten the maintenance
cover, then detach it.
Maintenance cover (for the
humidification element)
Detach
Screws
◆ Cleaning the strainer (filter)
1
Pull the heat insulator of strainer and turn it
upward.
Heat insulator of strainer
2
Turn the strainer cap counterclockwise to
detach.
3
Clean the filter with water.
4
Re-attach the strainer cap.
Strainer
Filter
Strainer cap
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Installation Manual
◆ Detaching the humidification
element
Remove the spacer
1
Pull out the spacer by taking the hold.
Spacer
Detach the water supply tube from the
humidification element
1
Pinch the tabs of the hose band of the water
supply tube attached to the front
humidification element to displace, then
detach the water supply tube.
Humidification element
Hose band
Water supply
tube
NOTE
• Do not detach the water supply tube from the reducing
valve.
• Detach the water supply tube and point it toward the
drain pan inside the unit so that water falls into the
drain pan.
Air to Air Heat Exchanger with DX Coil Unit
Detach the humidification element
1
Pull the front humidification element to
detach.
2
(MMD-VNK802/MMD-VNK1002) Pinch the
tabs of the hose band of the water supply
tube attached to the back humidification
element, then detach the tube.
3
(MMD-VNK802/MMD-VNK1002) Pull the back
humidification element to detach.
Humidification
element
NOTE
• Drain water remaining in the humidification element
into the drain pan.
• Do not bend, fold, or pull the water supply tube.
Quantity of the
Model name
humidification element
MMD-VNK502HEXE
1
MMD-VN502HEXE
MMD-VNK802HEXE
2
MMD-VN802HEXE
MMD-VNK1002HEXE
MMD-VN1002HEXE
2
MMD-VNK1002HEXE2
MMD-VN1002HEXE2
Washing the humidification element
Wash away dust and dirt from the humidification
element by putting the element in a bucket of water.
Move the element in the bucket up and down to wash.
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Installation Manual
NOTE
• Do not use a scrubbing brush.
• Do not water the humidification element with a hose;
otherwise, the element may be damaged.
• Do not use hot water of 40°C or hotter. Do not use any
detergent.
Scrubbing brush
Hose
Attaching the humidification element
• Attach the humidification element in the reverse
order to detach it.
• Attach the water supply tube securely and ensure
that there is no water leakage.
Cleaning the drain pan
Check whether there is dust and dirt in the drain pan
and drain outlet. Clean up the drain pan and drain
outlet when they are clogged.
Drain pan
Drain outlet
Checking after servicing
1
Open the service valve as necessary.
2
In winter (the season for using the
humidifier), check whether the antifreeze
heater is turned on.
3
Perform a test run and ensure that there is
no water leakage.
NOTE
When the humidifier is not used, drain off water from the
cistern tank and water supply pipe.
EN
52-EN