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cal patent. All r
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User’s manual of recovery vent
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lators HRU-M
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r-W-450
Ma�ntenance
Sl�de the Serv�ce
Cover Left
Open the
Serv�ce Cover
Remove
the F�lters
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25
Heat Exchanger Clean�ng
Step 1
: Remove the front cover plate (see page 8), then remove the
by-pass (see page 9) and then remove heat exchanger out from the ma�n
un�t.
Note:
The max�mum we�ght of heat exchanger �s 5,5kg.
Step 2:
No clean�ng w�th flu�ds (�nclud�ng water); only careful dust
removal from a�r �ntake surfaces w�th a household vacuum cleaner.
Ma�ntenance
- TURN OFF all the power sw�tches before the ma�ntenance �s performed.
- Do not operate the system w�thout the a�r f�lter to protect the components of the un�t aga�nst be�ng clogged.
- Clean up the a�r f�lter every 3 months. F�lters should be replaced every 6 months.
- Clean up the heat exchanger every 2 years.
A�r F�lter Clean�ng
Step 1:
Sl�de left, open the serv�ce cover and then remove the f�lters.
Step 2
: Use a vacuum cleaner to suck up the dust from the a�r f�lter. If
necessary, use warm water w�th add�t�on a house
detergent to remove the pers�stent d�rt. Leave to dry after clean�ng the a�r
f�lter.
Note
: If F class f�lter �s used, when f�lter gets d�rty, do not clean! F class
f�lters should be replaced �f �t �s d�rty.
F�lter
Vacuum Cleaner
Heat Exchanger
Vacuum Cleaner
