baltur BPM 90 EVO User Instruction Manual page 42

Malfunction and lock cause diagnostics
In the event of a burner lock-out, the red light on the reset button will be fixed.
Holding the reset button down for more than 3 seconds, the diagnostic phase will be activated (quick flashing red light). The table below
lists the meaning of the malfunction and lock-out cause depending on the number of flashings (always red-coloured).
Holding the reset button down for at least 3 seconds, the diagnostic function will be interrupted (for further details see the technical
sheet 7614).
The diagram below indicates the operations that are necessary to activate diagnostic functions.
Visual indication " AL" to terminal 10
2 blinks On
3 blinks On
4 blinks On
5 blinks On
6 blinks On
7 blinks On
8 blinks On
9 blinks On
10 blinks OFF
14 blinks OFF
- Under fault diagnosis conditions the device stays deactivated. The burner is off.
- The «AL» alarm signal is on terminal 10 that is under voltage to reactivate the device and start a new cycle press the reset button for
1 sec. (< 3 sec).
FAN CONTROL ADJUSTMENT FOR BPM 90 EVO ÷
350 EVO
Potentiometer settings
P1 Burner minimum output setting.
The potentiometer P1 is factory set at 50% of its range. If
necessary, it is possible to increase/decrease the preset value.
P3 Burner maximum output setting.
The potentiometer P3 is factory set at the burner nominal output
(using natural gas). We recommend that you do not modify this
setting.
Possible causes
Absence of flame signal at the end of the safety time «TSA»
- Fuel valve malfunction
- Flame detection photocell malfunction
- Defective burner calibration or lack of fuel
- Lack of ignition, faulty ignition transformer
- LP air pressure switch malfunction
- Lack of pressure switch signal after T10
- LP pressure switch contact welded in standby position
Extraneous light during the ignition phase
- Lack of LP air pressure switch signal
- LP pressure switch contact welded in work position
Available
Lack of flame signal during normal operation, ignition repeated (limitation to the
number of ignition repetitions)
- Fuel valves fault
- Flame detector fault
- Burner calibration defects
Available
Available
Wiring problems or damage inside the device
CPI contact not closed
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