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EN
1. GENERAL INSTRUCTIONS
•
Carefully read and follow the instructions contained in this instruction manual.
•
After installation of the unit, inform the user regarding its operation and give him this
manual, which is an integral and essential part of the product and must be kept with
care for future reference.
•
Installation and maintenance must be carried out by professionally qualified person-
nel , in compliance with current regulations and the manufacturer's instructions. Do
not carry out any operation on sealed control parts.
•
Incorrect installation or inadequate maintenance can result in damage or injury. The
Manufacturer declines any liability for damage due to errors in installation and use,
or failure to follow the instructions.
•
Before carrying out any cleaning or maintenance operation, disconnect the unit from
the power supply by means of the the system switch and/or the special cutoff devic-
es.
•
In case of a fault and/or poor operation, deactivate the unit; do attempt to repair or
operate on it directly. Only contact professionally qualified personnel. Any repair/re-
placement of the products must only be carried out by professionally qualified per-
sonnel using original replacement parts. Failure to comply with the above can
compromise the unit's safety.
•
This unit must only be used for the purpose for which it was designed. Any other use
is deemed improper and therefore hazardous.
•
The packing materials are potentially hazardous and therefore must not be left with-
in the reach of children.
•
The unit must not be used by people (including children) with limited physical, sen-
sory or mental abilities or without experience and knowledge of it, unless instructed
or supervised in its use by someone responsible for their safety.
•
The unit and its accessories must be disposed of appropriately, in conformity with
the current regulations.
•
The images given in this manual are a simplified representation of the product. In
this representation there may be slight and insignificant differences with respect to
the product supplied.
2. OPERATING INSTRUCTIONS
2.1 Introduction
SKY F is a high-efficiency instantaneous water heater for domestic hot water production,
running on natural or propane gas, equipped with an open-flue burner with electronic ig-
nition, forced ventilation sealed chamber and microprocessor control system, designed
for installation indoors or outdoors in a partially protected place (in compliance with EN
297/A6) for temperatures to -5°C (-15°C with optional antifreeze kit).
2.2 Control panel
Panel
fig. 1 - Control panel
Key of panel fig. 1
1
DHW temperature setting decrease button
2
DHW temperature setting increase button
3
OFF symbol
4
DHW mode
5
Display
6
Reset button
7
Unit On/Off button
8
Multifunction
9
Burner lit and actual power level (flashing during combustion fault function)
10
Service Tool connection
Indication during operation
During a DHW demand (generated by drawing domestic hot water), the display (detail 5
- fig. 1) shows the actual DHW outlet temperature.
Fault
In case of a fault (see cap. 4.4) the display (detail 5 - fig. 1) shows the fault code and,
during safety standby times, the messages "d3" and "d4".
9
EN
2.3 Lighting and turning off
Connection to the power supply
•
During the first 5 seconds the display shows the card software version.
•
Open the gas cock ahead of the unit.
•
The unit is ready to function automatically whenever hot water is drawn.
Turning the unit off and lighting
Press the on/off button (detail 7 - fig. 1) for 1 second.
When the unit is turned off, the electronic board is still powered. DHW mode is disabled.
The antifreeze system remains activated. To relight the unit, press the on/off button (de-
tail 7 fig. 1) again for 1 second.
The unit will be immediately ready to work whenever hot water is drawn.
B
The antifreeze system does not work when the power and/or gas to the unit are
turned off. To avoid damage caused by freezing during long idle periods in win-
ter, it is advisable to drain all the water from the water heater.
2.4 Adjustments
Domestic hot water (DHW) temperature adjustment
Use the DHW buttons (details 1 and 2 - fig. 1) to adjust the temperature from a min. of
40°C to a max. of 50°C.
3. INSTALLATION
3.1 General Instructions
THE WATER HEATER MUST ONLY BE INSTALLED BY QUALIFIED PERSONNEL, IN
COMPLIANCE WITH ALL THE INSTRUCTIONS GIVEN IN THIS TECHNICAL MANU-
AL, THE PROVISIONS OF CURRENT LAW, THE NATIONAL AND LOCAL REGULA-
TIONS, AND THE RULES OF PROPER WORKMANSHIP.
3.2 Place of installation
The combustion circuit is sealed with respect to the place of installation, therefore the
unit can be installed in any room. However, the place of installation must be sufficiently
ventilated to prevent the creation of dangerous conditions in case of even small gas
leaks. This safety standard is required by EEC Directive no. 2009/142 for all gas units,
including those with sealed chamber.
The unit is suitable for operation in a partially protected place in conformity with EN 297
pr A6, with minimum temperature of -5°C (-15°C with optional antifreeze kit). It is advis-
able to install the water heater under the slope of a roof, inside a balcony or in a sheltered
recess .
The place of installation must in any case be free of dust, flammable materials or objects
or corrosive gases.
The unit is arranged for wall mounting. Fix it to the wall according to the measurements
given on the cover drawing .
If the unit is enclosed in a cabinet or mounted alongside, a space must be pro-
A
vided for removing the casing and for normal maintenance operations
cod. 3540Z102 - Rev. 02 - 05/2013
fig. 2 - Turning off
fig. 3
fig. 4
SKY F
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