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MIKRO P7 - P12
EN
1. GENERAL INSTRUCTIONS
•
Carefully read 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, according to current regulations and the manufacturer's instructions. Do not car-
ry 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 power supply using the system switch and/or the special cut-off devices.
•
In case of a fault and/or poor operation, deactivate the unit and do not attempt to
repair it or directly intervene. Contact professionally qualified personnel. Repair/re-
placement of the products must only be carried out by professionally qualified using
original spare 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 considered
improper and therefore dangerous.
•
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 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
1
2
3
4
5
6
7
fig. 1 - Control panel
8 9
10
11 12
16
17
18
19
cod. 3540T986 - 04/2012 (Rev. 00)
Key
Ref. fig. 19
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
O/FH = During Pre-ventilation/Post-ventilation
19
Indications during operation
fig. 2 Method A
13
The lighting request (generated on closing of the contact on terminals 7-8 (see fig. 35),
in default setting conditions) is indicated by activation of the radiator symbol (detail 10 -
fig. 19).
2.3 Lighting
14
15
fig. 4 Method A
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 (method A only)
-
"nOCU" (methods B and C only)
•
The burner does a pre-ventilation of the combustion chamber.
•
At the end of this time, the burner will be ready to work.
Method A
Day/time setting button
Operation mode selection button
Override button
- button
Programming button
+ button
Display
Automatic mode symbol
Programming Menu symbol
Burner lighting request symbol
Not used
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
Override symbol
Deactivated symbol
Deactivated symbol
Heating sensor temperature
°C symbol
Actual burner power
1 = Minimum
5 = Maximum
6 = During Post-ventilation2
Burner On
fig. 3 - Methods B and C
fig. 5 - Methods B and C
Methods B and C
Day symbol
Setting symbol
Current time
Current minutes
Day of the week
11
EN
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