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Maintainance
Fan assembly removal/
installa on
(EVC0/EVCB0/EVCB1)
31
Fig.
Fan assembly removal/
installa on
(EVCB4)
32
Fig.
6
Con nued
To replace the fan assembly, ensuring the pitot tapping on the fan inlet ring is accessible,
locate the moun ng plate over the fixings retained in the unit bulkhead.
loose fixings through the moun ng plate and ghten all the moun ng fixings.
measuring tube to the pitot tapping on the inlet ring ensuring that it is clear of all moving
parts.
Reconnect the supply plugs as in Fig.
correct plugs are reconnected as marked.
Ensure that the fans are free running by following the fan alignment instruc ons on page 14,
adjust as required.
EVC0, EVCB0 and ECVCB1 units feature a double inlet centrifugal fan mounted on an adapter
plate.To remove, unplug as per Fig.
adapter plate assembly, retaining all fixings.
To replace the fan assembly, secure one fixing leaving enough of a gap to allow the adapter
plate to slide into place. Fit the remaining fixing and ghten both. Ensure the impellor is free
running.
Reconnect the supply plugs as in Fig.
correct plugs are reconnected as marked.
EVCB4 units feature side access/withdrawl for fan access. Carefully remove the side fan access
doors and remove as figure
cover plate to gain access.
Ensure that all removed panels/plates and components are refi ed correctly before restar ng
the unit.
ecovent Heat Recovery Units
27 28
; if more than one plug is used, ensure the
31
undo the two screws and carefully remove the fan/
27 28
; if more than one plug is used, ensure the
There is no pitot on this fan assembly.
32
. The supply fan requires the removal of a secondary internal
2 3
Secure the
1
A ach the
19
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