Immergas NIKE Mini 24 Manual De Instrucciones página 194

TECHNICIAN - INITIAL BOILER CHECK
ES
To start the boiler, proceed as follows:
- ensure that the declaration of conformity of installation is supplied with
the appliance;
PT
- ensure that the type of gas used corresponds to boiler settings;
- check connection to a 230V-50Hz power mains, correct L-N polarity
and the earthing connection;
GR - switch on the boiler and ensure correct ignition;
- check that the maximum and minimum gas flow rate and relative pres-
sure values conform to those given in the handbook on page. 197;
PL
- check activation of the safety device in the event of gas supply failure, as
well as the relative activation time;
- check operation of the main switch located ahead of the boiler;
TR
- check draught during regular boiler operation, by means of, for example,
a vacuum meter placed directly at the fumes outlet;
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3.1 Nike Mini 24 wiring diagram
CS
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RU
RO
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Key:
B1 - Delivery sensor
CRD - Digital Remote Control (optional)
DS1 - Display
E1 - Ignition electrode
E2 - Detector sensor
E4 - Safety thermostat
E6 - Fumes thermostat
F1 - Line fuse - 3.15 A fast-acting
F2 - Neutral fuse - 3.15 A fast-acting
JP1 - Boiler type selector (2-3 default)
The boiler may be connected to a room thermostat (S20), programmable
On/Off thermostat, programmable timer or a Digital Remote Control
(DRC). Connect to terminals 40 - 41 and remove the jumper X40.
192
- make sure there is no backflow of fumes, even during operation of
eventual electric fans;
- check activation of all regulation devices;
- seal the gas flow rate regulation devices (if settings are modified);
- check production of hot water;
- check that water circuits are sealed;
- check that there is adequate ventilation and/or aeration of the boiler
environment.
If any checks/inspections give negative results, do not start the boiler.
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M30 - 3-way valve
M1 - Boiler circulation pump
S2 - Mode selector
S3 - Block reset button
S4 - Hot water circuit flow switch
S20 - Room thermostat (optional)
S21 - Hot water temperature
increase button
S22 - Hot water temperature
decrease button
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S23 - Heating temperature increase button
S24 - Heating temperature decrease button
T1 - Ignition transformer
T2 - Boiler control board transformer
U1 - Rectifier inside the gas valve connector
(present on Honeywell gas valves only)
X40 - Room thermostat jumper
Y1 - Gas valve
Y2 - Gas valve modulator