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