Riello 20118250, Installation And Maintenance Manual

Page: 46 / 64

46
COMMISSIONING AND MAINTENANCE
3.3.2 Burner functioning and programming
Normal functioning
F
LED
1
HT
t
3
t
pp
t
4l
t
3l
t
5l
t
4l
t
s
t
2
t
FM
ID
V1
P
M
PH
F
LED
Lockout
GREEN
fast RED flashing
Signal not requested
POWER SUPPLY
No flame during operation (*)
Flashing ORANGE
Flashing ORANGE
GREEN
Flashing GREEN
Flashing GREEN
HT Heat request
PH Pre-heater
FM Fan motor
ID Ignition electrode
V1 Fuel oil valve
F Flame detector
LED Colour of button LED
t1 Wait time
t2 Initialisation time for checking
t3 Pre-purging time
t3i Pre-ignition time
t3l Pre-ignition time
t4i Total ignition time
t4l Reaction time to achieve safety lockout due to lack of
flame
t5i Post-ignition time
ts Safety time
tpp Post-purging time
(*) Only 3 consecutive ignitions are allowed
DESCRIPTION VALUE
t0 Standby: the burner waits for a heat request -
t1
Standby time for an input signal: reaction
time, control box remains in waiting mode
for t1
≤
1 sec
t2
Initialisation verification time: time follow-
ing startup of main power supply
3,5 sec
t2l
Checks extraneous light or parasite flame
during t2: waiting mode for t2l, then lockout:
the motor does not start
25 sec
t3
Pre-purging time: the fan motor runs then
the fuel oil valve opens
15 sec
t3l
Checks extraneous light or parasite flame
during pre-purging: control box goes into
lockout at the end of t3l
25 sec
t3i Spark pre-ignition time 2 sec
ts Safety time 5 sec
t4i Total spark ignition time 10 sec
t4l
Valve deactivation reaction time following
flame failure
≤
1 sec
t5i Spark post-ignition time 3 sec
-
Minimum time to reset the control box using
reset button
0,4 sec
tr
Cycle repetition: max. 3 repeats of the com-
plete ignition sequence if flame fails during
normal functioning; the controller enters
lockout if no flame is detected after the last
ignition attempt
3 re-
peats
tpp
Post-purging time: additional purging time
at the end of the heat request. It can be
interrupted by a new heat request
60 sec