Decommissioning a marathon
®
gas or dual fuel burner
dreizler A 3001 E - 18.12.2015 | A 2008 - 1.09 | EN - 09.03.2010
47
13 Decommissioning a marathon
®
gas or dual fuel burner
13.1 Procedure
NOTICE:
Read the operations manual and safety notices provided by the boiler manufacturer before decommission-
ing the burner.
Deactivate the burner main switch located inside the control cabinet.
Close the shut-off valves for the supply and return lines.
Shut down the boiler (valves, feedwater pump, etc.)
Shut off the gas supply manually at the ball tap of the burner.
Shut off oil supply for marathon
®
MC dual fuel burners.
NOTICE:
marathon
®
burners with electronic linkage (oxygen) can be interrupted for short-term decommissioning by
way of the control system. In that case, the O
2
probe will not have to be heated up anew.
