Unical NOVAIREX Series, Installation And Maintenance Instructions Manual

Page: 22 / 56

22
- Hook the left side panel onto the body of the boiler (pos. 1).
- Hook the right side panel (pos. 2) onto the body of the boiler.
- Put the panel board and the casing cover together (on the
ground) (pos. 3, 4, 5, and 6).
- Attach the rear cable clamp support profile to the top panel,
pos. 7.
- Fit the smoke chamber rear cover (pos. 8, 9 and 10).
- Open the panel board, turning the two side screws with a
screwdriver.
Lift the cover from the back, rotating it frontwards.
Pass all of the thermostat capillaries by unrolling them careful-
ly through the two rectangular slots on the base of the panel
board, namely: the fan/s connecting cable (output), the door
opening micro-switch cable (input) and the connecting cable
to the power line (input).
- Place the casing cover on the boiler and direct the end of the
capillaries towards the rear of the boiler.
- Attach the boiler's TECHNICAL DATA plate and, only for
models < 35 kW, the LOCAL VENTILATION STANDARDS
plate, on the right side of the casing, once this area has been
cleaned and degreased with a suitable product.
Remove the protective film from the plates and apply them
making sure they stick perfectly.
Do not remove the plates as they would then no longer stick.
The thermostat bulbs are identified by labels attached to their
respective capillaries; accordingly, be careful not to tear any of
these labels during any maintenance operations.
A) Place the bulb of flow probe S4, the bulb of safety thermostat
(Ts) in the suitable holder.
Place the bulb of flue gas probe in the suitable holder.
B) Attach the fan socket support bracket pos.1 to the right side
of the casing using the 3 self-tapping screws supplied, and
screw in screw pos. 2 against the smoke chamber.
Install the fan socket on the bracket pos. 3.
C) Plug the fan plug into the socket (detail 3).
D) Set up the electrical connections for the loads and line as
illustrated in the diagrams contained in chapters 3.12 and
3.13.
Close the panel board.
Make sure the electrical cables do not come
into contact with the smoke chamber. Dur-
ing operations, the chamber reaches high
temperatures.
SONDA DI MANDATA
CALDAIA (S4)
SONDA FUMI
FASTENING SPRING
FLUE GAS PROBE
B O I L E R F L O W
PROBE (S4)
CONTACT SPRING
SAFETY
THERMOSTAT (Ts)
2
8
1
9
5
6
3
7
4
10
11
12