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5.9
Final checks (with the burner working)
Open the control limit operation
Open the high limit operation
Rotate the maximum gas pressure switch knob to the mini-
mum end-of-scale position
Rotate the air pressure switch knob to the maximum end of
scale position
Switch off the burner and disconnect the voltage
Disconnect the minimum gas pressure switch
Cover the flame sensor
Make sure that the mechanical locking systems on
the different adjustment devices are fully tightened.
WARNING
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Start-up, calibration and operation of the burner
42
The burner must stop
The burner must stop in lockout
The burner must not start
The burner must stop in lockout due to firing failure
GB
Tab. P
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