elco THISION L - Combustion Analysis and Correction

44
Check physical and chemical water
After some weeks of operation, check
the main phisicals and chemicals
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Hardness:
< 10 °fH
Electrical
Conductivity
<150 μS/cm
Chlorides:
<50 mg/l
Sulphides
<50 mg/l
Nitrides
<50 mg/l
Iron
<0.5 mg/l
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a suitable water treatment system.
Water pressure and quality
Check if the water pressure and
quality meet the requirements.
Consult the chapter commissio-
ning: water and hydraulic system
for more detailed information.
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the boiler is within the limits. Consult
the chapter commissioning: check
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tion.
Combustion analysis
Check the combustion at full load and
minumum load, correct the settings if
necessary. An additional reference
check at 50% load is recommended.
Consult the chapter commissioning:
combustion analysis for more detai-
led information.
Gas pressure
Check the dynamic pressure of the
gas supply to the boiler, when the
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of a boiler cascade, all boilers should
be running at full load. See technical
data for required values.
Gas tightness check
Check the tightness of all sealed con-
nections with an approved soap or
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t Test points;
t Bolt connections;
t Gaskets of mixing system, etc.
Safety devices
Check the functionality and the set-
tings of all safety devices connected.
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Check functionality of safety devices”
for more detailed information.
Maintenance
Physical and chemical check