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Start-up, calibration and operation of the burner
7.10 Final checks (with burner operating)
Tab. S
Open the thermostat/pressure switch TL
Open the thermostat/pressure switch TS
The burner must stop
Turn the gas maximum pressure switch knob to the mini-
mum end of scale position (where present)
The burner must stop in lockout
Turn off the burner and cut off the power
Disconnect the minimum gas pressure switch connector
The burner must not start
Disconnect the wire of the ionisation probe
The burner performs the ignition cycle again
Make sure that the mechanical locking systems
on the various adjustment devices are fully tight-
ened.