Heat Recovery - aerauliqa QRCE Series Installation, Operation And Maintenance Manual

Ventilation unit with high efficiency heat recovery
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ENG
7.2 Scheduled yearly check
Check all electrical devices, check that all electrical connections are well tightened.
Similarly, check all mechanical and water connections.

7.2.1 Heat recovery

No particular maintenance operation is needed but the visual check of perfect cleaning and integrity of heat exchange
surface. For this check it is needed to dismount, one by one, the panels for special access to filters (see previous 7.1.1).
7.2.2 Fans
Access to fan is as previously described for filter, by using hinged doors only (figg. 12a and 12b); check the perfect cleaning
and the free rotation of the impeller.
7.3 Not scheduled maintenance
7.3.1 Removal and replacement of the fan
Enter fan section by the hinged door and unhook the fast plug; use 5 mm Allen key for unscrewing/screwing.
Operate as described below (fig. 14) :
1) remove the fan stirrup (A) placed close to the door (absent on QRCE 3000; for QRCE 500 and 1000 fan is already
removable)
2) for the other sizes, gradually loosen the screws of the fan locking devices (B) (two for QRCE 1500, 2000, 4000; four to
be removed for QRCE 3000) and drive the removal of the fan.
(B)
(B)
Fig. 14
(A)
For replacing the new fan, operate according to the opposite sequence.
MIUM0018_REV06_ QRCE_20180312-MIUM-ENG-AQ
AQ_001523_02_0721
22

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This manual is also suitable for:

Qrce 500Qrce 1000Qrce 1500Qrce 2000Qrce 3000Qrce 4000

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