4 Commissioning
4.1 First start-up
Secure all safety covers, enclosures, and guards with all screws before
start-up. Use appropriate tools.
If burner start-up fails consecutively three times, do not restart burner
before carefully investigating the reason for the failure.
After the first start-up check the cleanliness of the gas filter weekly and
replace if necessary. If the filter remains clean, inspection period can be
extended to one month.
While adjusting the burner, make sure that minimum and maximum
values for burner capacity are not exceeded. The values are marked on
the type label.
Factory settings may change during commissioning.
Vent fuel lines before first start-up.
First start-up check list
Check the following before first start-up:
● instructions from boiler and burner manufacturers are followed
● piping is done properly, and joints on pipes and components have been tested for
leaks
● piping is purged with steam or compressed air after installation. Dismount filters,
nozzles and components which may be damaged during purging
● check that all screws are in their places and carefully tightened after installation
● boiler and its components are in proper working order and ready for use
● there is adequate air inlet to boiler room for burner to have sufficiently air for
combustion
● connections are correct and motor rotation direction is correct
● valves in supply line(s) are open and fuel is available at a suitable pressure
● manual control valves are in correct positions
● fuel filter is installed
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