6.8
Final checks (with burner operating)
Open the thermostat/pressure switch TL
Open the thermostat/pressure switch TS
Turn the gas maximum pressure switch knob to the
minimum end of scale position
Turn the air pressure switch knob to the maximum end of
scale position
Turn off the burner and cut off the power
Disconnect the minimum gas pressure switch connector
Disconnect the wire of the ionisation probe
Start-up, calibration and operation of the burner
The burner must stop
The burner must stop in lockout
The burner must not start
The burner must stop in lockout due to
ignition failure
31
GB
Tab. I
20168415