Shut-Down Test; Post-Purge; Intermittent Operation; Displaying The Last Lockout That Occurred - Riello RDB2.2R BG1 BLU 21 Installation, Use And Maintenance Instructions

6.12.1 Shut-down test

Sequence for shut-down test programming
 Programming allowed in OPERATING mode and in STAND-
BY.
 Press push-button for 5 sec.  t < 10 sec.
 RED led flashing 2 times (0,2s. ON; 0.2s. OFF).
 Release the button.
 The burner will initialise a shut-down followed by a restart
After shut-down, the burner restarts automatically and the no. of
attempts of recycle are restored.
At the exit of shut-down test page menu there are no flashing led.

6.12.2 Post-purge

The post-purging time can be set for a maximum of 120 sec-
onds, proceeding as follows:
Sequence for post-purge programming
 Programming allowed in OPERATING mode and in STAND-
BY.
 Press push-button for 10 sec.  t < 15 sec.
 GREEN led flashing 1 time
 Release the button
 GREEN led OFF
 Press the button from 1 - 5 times (*)
 GREEN led ON and OFF every time press and release
 After 10 sec. GREEN led flashing for the programmed times
(0.5s. ON; 0.5s. OFF)
Sequence for disable post-purging
 Reset allowed in OPERATING mode and in STAND-BY.
 Press push-button for 10 sec.  t < 15 sec.
 GREEN led flashing 1 time
 Release the button
 GREEN led OFF
 Press the button 6 times (*)
 GREEN led ON and OFF every time press and release
 After 10 sec. GREEN led flashing for 6 times previously pro-
grammed (0.5s ON; 0.5s OFF)
If heat demand stops during programming of post-purge
function, occur exit menu without save the setting value.
If heat demand stops during the led flashing occur exit
menu, but the setting value is stored.
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Start-up, calibration and operation of the burner

6.12.3 Intermittent operation

Sequence for enable/disable
 Programming allowed in OPERATING mode and in STAND-
BY.
 Press push-button for 20 sec.  t < 25 sec.
 GREEN led flashing 3 times
 Release the button
 GREEN led OFF
 Press the button once to disable the function (*)
 Press the button 2 times to enable a shut-down every hour
(*)
 Press the button 3 times to enable a shut-down every hour
24 hours (*)
 GREEN led ON and OFF every time press and release
 After 10 sec. GREEN led flashing for the programmed times
(0.5s. ON; 0.5s. OFF).
The modification of the parameter setting for Intermittent opera-
tion takes effect:
 after the next heat request by the thermostat (HT)
 after the activation of a switch-off test
 after flame disappearance during operation
 after disconnecting and reconnecting the electrical supply

6.12.4 Displaying the last lockout that occurred

The control box allows the last lockout that happened and is
memorised to be displayed, by accessing see "Programming
menu" on page 27.
Access to this page is possible both in STAND-BY, as well as in
the OPERATING status.
Display sequence of the last lockout that occurred
 Keep the button pressed for 25 sec. = t < 30 sec.
 The GREEN led flashes 4 times.
 Release the button.
 Displaying the type of lockout memorised for 10 sec.
The time displaying the type of lockout can be extended by re-
pressing the reset button during the display of the lockout (the
lockout display continues for another 10s).
NOTE:
(*) Always wait 1 sec. with each pressing and release of the
button to ensure the command is logged correctly.
28 GB