MIKRO P7 - P12
18
EN
cod. 3540T988 - Rev. 01 - 01/2014
EN
1. GENERAL WARNINGS
•
Carefully read and follow the instructions contained in this instruction booklet.
•
After boiler installation, 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 the current regulations and according to the manufacturer's
instructions. Do not carry out any operation on the 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 electrical power supply using the switch and/or the special cut-off devices.
•
In case of a fault and/or poor operation, deactivate the unit and do not try to repair
it or directly intervene. Contact professionally qualified personnel. Any repair/re-
placement of the products must only be carried out by qualified personnel using orig-
inal replacement parts. Failure to comply with the above could affect the safety of
the unit.
•
This unit must only be used for its intended purpose. Any other use is deemed im-
proper and therefore hazardous.
•
The packing materials are potentially hazardous and must not be left within 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 appropriately disposed of, in compliance 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
Dear Customer,
Thank you for choosing
MIKRO P7 - P12
, a
FER
burner featuring advanced design, cut-
ting-edge technology, high reliability and quality construction.
MIKRO P7 - P12
is a pellet burner whose compact size and original design make it suit-
able for use with the majority of solid fuel-burning boilers available on the market. The
care taken in its design and industrial production has resulted in a well-balanced product
offering high efficiencies, low CO and NOx emissions and a very quiet flame.
2.2 Control panel
Display
The display shows various information, depending on the set operation method.
There are 3 operation methods:
•
A
= Burner management (Default setting)
•
B
= Burner management (Second internal clock or contact)
•
C
= Burner management (Second internal clock or contact)
Display
fig. 1 - Control panel
Key
Indications during operation
The lighting request (generated on closing of the contact on terminals 7-8 (see fig. 14),
in default setting conditions) is indicated by activation of the radiator symbol (detail 10 -
fig. 1).
2.3 Lighting
Switch on the power to the unit:
•
During the first 10 seconds the display shows:
-
The software version of the user interface and the controller (fig. 4)
-
“nOCU” (fig. 5) may appear for a couple of seconds
•
The burner does a pre-ventilation of the combustion chamber.
•
At the end of this time, the burner will be ready to work.
8
9
16
17
18
19
10
11 12
13
14
15
1
2
3
4
5
6
7
Ref.
fig. 1
Method A
Method B and C
1
Day/time setting button
2
Operation mode selection button
3
Override button - Pellet load button
4
- button
5
Programming button
6
+ button
7
Display
8
Automatic mode symbol
9
Programming Menu symbol
10
Burner lighting request symbol
11
Not used
12
Multifunction symbol:
•in Automatic mode, it indicates when the programmer clock is in the request band
•if Automatic mode was not selected it indicates Manual On mode
13
Override symbol
14
Deactivated symbol
Day symbol
15
Deactivated symbol
Setting symbol
16
Heating sensor temperature
Current time
17
°C symbol
Current minutes
18
Actual burner power
1
= Min.
5
= Max.
O/FH
= During Pre-ventilation/Post-ventilation
6
= During Post-ventilation2
Day of the week
19
Burner On
fig. 2 Method A
fig. 3 - Methods B and C
fig. 4
fig. 5
