MIUM0018_REV06_ QRCE_20180312-MIUM-ENG-AQ AQ_001523_02_0721
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ENG
To install a new actuator operate according to the opposite sequence, taking care of matching the damper shaft in the
same position when the previous actuator has been removed.
To re-mount operate as described below :
1) mount and fix the middle panel (for 3000 and 4000 model install again and adjust the intermediate support)
2) fix the internal screws A
3) insert and fix each of the filter panel
7.3.3 Manual reset of the internal electric heater(s); replacement of electric heater(s)
In the event of overtemperature of the resistive elements, a manual reset of the heater thermal protection could be needed.
There are two release buttons (one suitable for horizontal unit, one for vertical unit), placed on the frame of the electric
heater and they can be approachable by the end filter panels (fig. 17); to facilitate this service, a screwdriver can be used.
In case of replacing of the heater operate as follows :
1) remove the middle panel also
2) disconnect the heater by the fast connector
3) by 5 mm Allen key remove the closure element of the sliding guide of the heater
4) remove the heater by side; depending on unit size, heater can be composed of 90°-articulated elements in order to
operate within the gap spaces as described in previous 4.3
5) replace the heater with a new one following the opposite sequence
7.3.4 Removal of roof cover (QRCE vertical unit)
In the event of outdoor installation, access to upper panels is possible by preventive removal of the roof cover; this is fixed
on each upper side by M6 screws, for which a 5 mm Allen key is needed (fig. 18).
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ROUBLESHOOTING
Fig. 18
Fig. 17
