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6.14
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 mini-
mum 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 connector of the ionisation probe
Make sure that the mechanical locking systems
on the various adjustment devices are fully tight-
ened.
WARNING
6.15
Motor lockout
If the motor does not start, it could be because of a thermal relay
intervention due to its incorrect calibration or problems with the
motor or the main power supply, to release press the button of the
thermal relay, see "Calibration of the thermal relay" on page 20.
20107195
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
50
GB
Tab. P
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