Riello RX35 S/PV H, Installation, Use And Maintenance Instructions

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20123803 18 GB
Operation
6.8 Operating programme
6.8.1 Normal operation
Operating times
Time expressed in seconds
ts
t3 t2
tw t1
tm
TL
M
I
V
SO
LED
P
M
SO
.
tf
D10632
Red (LED signalling)
No signal needs to be received
Fig. 15
Key
I
– Ignition transformer
LED – Reset button LED indicating operating status
M – Fan motor
SO – Ionisation probe
TL – Limit thermostat
V – Gas valve
Lockout
Flame loss during the operation
and lockout due to ignition failure
ta tf tl tm ts tw t1 t2 t3 t8
20 1 40 10 5 - 40 3 5 10
ta
Time for checking motor turns:
if the number of turns is lower than 900 rpm, after
ta will
be carried out a lockout.
tw Stabilisation time motor turns.
tf Response time after the flame disappearance. t1
Pre-purging time:
by the signal of heat request to the end of the ignition.
tl
Flame or flame simulation detected during pre-purging:
immediate lockout.
t2
Transformer pre-ignition time:
ignition before the valve closing.
tm
Stabilisation time:
the modulation occurs after this time.
t3
Transformer ignition time:
the transformer remains on during the safety time.
ts
Safety time:
if at the end of the time
ts a flame is not present, tpp is
carried out. After 3 times follows a lockout.
t8
Post-purging time:
Additional purging when the heat request is completed,
or in case of flame failure during the operation or in
case of ignition failure.