Reset All Tasks; Installation; Commissioning - Zehnder ComfoSense C55 Manuel

3.14 Reset all tasks

Reset all settings and timers of the
basic menu, but keep all programmed
schedules:
1. Press . The display shows
BOOST.
2. Press or
3. Press .
4. Press or
5. Press to confirm.
6. Display shows DONE.
Reset all settings and timers of the
basic menu and delete all programmed
schedules. The device resets all settings
to the factory defaults.
1. Press . The display shows
BOOST.
2. Press or
3. Press .
4. Press or
5. Press to confirm. The display
shows DONE.
4

Installation

Disconnect the ventilation unit from the
main power before installing the device.
Always follow local safety regulations.
During assembly, ensure that ALL
screws are tight.
(fig 1 - 5):
1. Attach the wall-mounting casing
(if ordered) I with the plugs H and
screws G to the wall.
2. Fasten the wall frame A with the
screws (F) on the wall, wall-mounting
reset
to choose RESET.
to choose KEEP.
to choose RESET.
to choose DEL.
casing (I) or mounting plate (E).
3. Put the communication cable
through the wanted design frame X
and resize window (D).
4. Plug in the communication cable
(fig 5), to connect the ventilation
unit and the device.
5. The cable requirements are:
■ 2x twisted pair, unshielded,
(preferably in compatible colours
with the colour coding of the
connectors on the HRU);
■ Stiff (solid) wires (not flexible
type), for push-in clamps;
■ Specification according to DIN
VDE 0281: J-Y(St)Y 2 x 2 x 0,6.
6. Attach the device (B) (with the
design frame X and the resize
window D) with the screws E to
the frame A.
7. Push the cover C into its place.
To replace, use any of the following
screws:
■ Hardened and galvanized steel
screw 2.2 x12 PT10;
■ M2.2x 12 cross recess plan
plas-fix45°.
5

Commissioning

DE
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