Lockout Types And Triggering Times In Case Of Burner Malfunction; Control Box Reset; Re-Cycle Function; Logging Of Burner Operation Parameters - Riello RG2D Manuel D'entretien

COLOUR CODE OF CONTROL BOX RESET BUTTON LED
Operating status
Standby
Pre-purging
Long pre-purging
Transformer ignition
Regular flame
Post-purging
Recycle
Continuous purging (*)
Extraneous light during standby
Extraneous light during post- or continuous purging (*)
Extraneous light during lockout
Lockout
Lockout with continuous purging (*)
(*) only for applications where this is an option.

4.7.4 LOCKOUT TYPES AND TRIGGERING TIMES IN CASE OF BURNER MALFUNCTION

DESCRIPTION OF FAULT TYPES
Extraneous light when the burner is turned on and off
Extraneous light detected during standby time
Extraneous light detected during pre-purging
Extraneous light detected during post-purging or continuous purging (*)
Flame goes out during operation
No flame is detected after safety time
(*) only for applications where this is an option.

4.7.5 CONTROL BOX RESET

To carry out the control box reset, proceed as follows:
Hold the reset button down for between 1 and 2 seconds. If the burner does not restart, you must make sure
the limit point thermostat (TL) is closed.
If the control box reset button keeps flashing, reporting the cause of the malfunction (RED LED), you
must press the button again, holding it down for no more than 2 seconds.
Warning:
If the reset button is pressed for more than 2 seconds, the control box goes into visual diagnostic mode and
the indicator LED begins to blink (see CONTROL BOX VISUAL DIAGNOSTIC page 15).

4.7.6 RE-CYCLE FUNCTION

The control box allows re-cycling, i.e. the complete repetition of the starting programme, for 3 attempts maxi-
mum, in the event the flame goes out during operation.
If the flame goes out again (4
ing the recycle, the 3 attempts are reset when the limit thermostat (TL) switches.

4.7.7 LOGGING OF BURNER OPERATION PARAMETERS

With this control box, data - i.e. the number of lockouts that have occurred, the type of lockout that has
occurred (just the last one) and the oil valve opening operating time - can be logged even when there is no
power supply. That way, you can determine how much fuel has been consumed during operation.
To view these parameters, you will need to connect the software diagnostics kit, as described in section
(1.2) on page 2.
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time), this will cause the burner to lock out. If there is a new demand for heat dur-
LED colour codes
LED unlit
Green
Green
Green + Yellow flashing
Green + Yellow flashing
Green + Yellow
Green + Yellow flashing
Green
Yellow blinking
Green + Yellow flashing
Red + Yellow flashing
Red
Red + Green
12 GB
ON OFF
Flashing
speed
Seconds
Fast 0.3 0.3
Slow 0.3 2
Medium 2 1
Fast 0.3 0.3
Fast 0.3 0.3
Fast 0.3 0.3
LOCKOUT
After max. 30 seconds
After max. 30 seconds
Within 1 second
After max. 30 seconds
After 3 recycles
Immediate