29
Instruction for the installer
UNICAL is not responsible for any damage
caused as result of mistakes in the
installation, utilization or transformation or for
no compliance with the instructions supplied
by the manufacturer or with the installation
codes in force in the destination country.
3.13 - MEASUREMENT ON SITE OF COM-
BUSTION EFFICIENCY
To determine the combustion efficiency it is necessary to
measure:
• The combustion air temperature in the measuring point 2.
• The smoke temperature and the CO2 value in the
measuring point 1.
Take the indicated measurements with the boiler in steady
state, using the special function push button.
B
2
1
A
Analyzer
probe
COAXIAL DUCTS SEPARATE DUCTS Ø80 mm
2
Analyzer
probe
1
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