Operating Programme - Riello 40 FS5 Installation, Use And Maintenance Instructions

5.11 Operating programme

Normal operation
POWER SUPPLY
t
2
P
H T
P
P G
t
F M
M
I D
V 1
S O
L E D
S O
L E D
Lockout due to ignition failure
POWER SUPPLY
t
2
P
H T
P
P G
t
F M
M
I D
V 1
S O
L E D
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t
3
1
t
4 i
t
s
Green blink
Orange
blink
No flame during operation
Green blink
Orange
blink
Signal not requested
t
1 3
t
4 i
t
s
Lockout
Green blink
Orange
Red
blink
Installation
Lockout due to extraneous light during pre-purging
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POWER SUPPLY
P
H T
P
P G
F M
M
I D
V 1
Green
S O
t
L E D
4 l
Lockout
Key
FM – Fan motor
Green
HT – Heat request
– Ignition device
ID
LED – LED colour inside the button
PG – Low gas pressure switch
Fig. 19
SO – Ionisation probe
– Standby time
t1
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– Initialisation time for checking
t2
– Pre-purging time
t3
– Checks for presence of extraneous light during pre-purg-
t3l
ing phase
– Total ignition time
t4i
– Reaction time to achieve safety lockout due to lack of fail-
t4l
ure
– Safety time
ts
– Gas valve
V1
Fig. 20
20
GB
t
1
t
2
t l
3
Orange
Red, green blink
blink
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t
s
Lockout
Red
Fig. 21