Daikin VAM-FA8VE Technical Data Manual page 223

• HRV • VKM-GA(M)V1
(5) Install the maintenance cover. (Refer to 8.4.1, (1)).
∗ Consult your dealer if you want to change the time setting for when the filter sign goes on.
•
Always use the air filter.
If the air filter is not used, heat exchange elements will be clogged, possibly causing poor performance
and subsequent failure.
8.4.2 How to clean the Heat Exchange Element
AT LEAST ONCE EVERY TWO YEARS (FOR GENERAL OFFICE USE)
(CLEAN THE ELEMENT MORE FREQUENTLY IF NECESSARY.)
•
Please exchange the heat exchange element if you find that the knob of the heat exchange
element is damaged or is deteriorated when cleaning it.
There is falling danger.
(1) Detach the maintenance cover. (Refer to 8.4.1, (1)).
(2) Detach the air filter. (Refer to 8.4.1, (2)).
(3) Take out the heat exchange elements.
Pull out the air filter and then pull out the two heat exchanger elements. (Refer to figure 11)
(4) Use a vacuum cleaner to remove dust and foreign objects on the surface of the heat exchange element.
(Refer to figure 12)
•
Do not clean touching strongly with a vacuum cleaner. This may crush the mesh of the heat exchange
elements.
•
Never wash the heat exchange element with water.
•
Have your dealer professionally clean the filter if it is very dirty.
(5) Put the heat exchange element on the rail and insert it securely in place.
(6) Install the air filter securely in place. (Refer to 8.4.1, (4))
(7) Install the maintenance cover securely in place. (Refer to 8.4.1 (5))
8.4.3 Seasonal Maintenance <VKM-GAMV1 series only>
At the Beginning of the Season
(1) Check below
(2) Turn the power on
(3) Supply water (Start of heating season)
At the end of the Season
(1) On a clear day, use fan only operation for around half a day to thoroughly dry out the interior of
the unit.
•
Refer to 8.3.1 for details on fan operation.
(2) Turn off the power
•
When the power is shut off, the characters in the remote controller display disappear.
•
When the power is on, the unit consumes up to several dozen Watts of power.
Turn off the power to conserve energy.
(3) Stop water supply (End of heating season)
8.4.4 Inspection and Maintenance of the Humidifier <VKM-GAMV1 series only>
•
Have your dealer do the following inspections in order to get the longest use.
•
In order to prevent harmful bacteria from generating, ask your dealer to do maintenance on humidifying
unit portion at the beginning or the end of the heating season.
Note
•
When the solenoid valve fails, the remote controller does not display any error code.
Usage under that status will lead to insufficient humidification and increased tap water consumption.
The solenoid valve should be checked at the beginning of the heating season.
• HRV • Heat Reclaim Ventilation
For remote controllers which display the filter sign, turn on the power
after maintenance, and press the filter sign reset button.
CAUTION
WARNING
• Use the vacuum cleaner equipped with a brush on the tip of the suction nozzle.
• Lightly contact the brush on the surface of the heat exchange element when cleaning.
(Do not crush the heat exchange element while cleaning.)
CAUTION
• Are the indoor and outdoor unit intake and outlet vents blocked?
Remove anything that might be blocking them.
• When the power comes on, the characters in the remote controller display appear.
(To protect the unit, turn the power on at least 6 hours before operating it. This makes operation smoother.)
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