Operation Programme - Riello 484LD2X Installation, Use And Maintenance Instructions

8.7

Operation programme

Normal operation
POWER SUPPLY POW ER SUPPLY
P
HT
t
1
t
2
FM
M
ID
V1
F
Orange Blinking
LED
Loss of flame during operation (Recycle: max. 3 attempts)
Loss of flame during operation (R ecycle max. 3 attempts)
F
Orange Blinking
LED
Lockout due to ignition failure
POWER SUPPLY
POW ER SUPPLY
P
HT
t
1
t
2
FM
M
ID
V1
F
Orange blinking
LED
Start-up, calibration and operation of the burner
t
3
t
4i
t
t
t
3i
s
5i
Green blinking Green Blinking
Orange
Green
blinking Green
*
Green blinking Green Blinking
Orange
blinking Green Green
Signal not required
Signal not required
t
3
t
4i
t t
t
3i s 5i
Lockout
Lockout
Green
Green blinking blinking
Orange
blinking Red
R ed
Lockout due to extraneous light during pre-purging
POWER SUPPLY
P
H T
F M
M
I D
V 1
F
t L E D
4l
Lockout
Lockout
Key (Fig. 21 - Fig. 22 - Fig. 23)
F Flame sensor
HT Heat request thermostat (TL)
D12044
ID Ignition device
Fig. 21 MV Fan motor
SB Remote lockout signal
V1 Oil valve
LED Reset push-button LED colour
D11210
ts Safety time
t1 Standby time
t2 Initialisation check time
t3 Pre-purge time
t3i Pre-ignition time
t3l Checks extraneous light during pre-purging
t4i Total spark ignition time
t4l Reaction time to achieve safety shutdown due to flame
failure
t5i Post- ignition time
*
Only 3 consecutive re-ignition attempts are permitted
Fig. 22
21 GB
t
1
t
2
t l
3
Orange blinking
Green
blinking
Green, red blinking
20086216
t
s
Lockout
Red
Fig. 23
Fig. 23
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