Ferroli SUN M 50 Mode D'emploi, Installation Et Entretien page 47

SUN M50 - M70
A
SB/R
W/GP
AL
LK
M
Z
SA
BV1
(LR) BV2
LP
FS
EK2
Key
A Start-up
C Burner operation position
D Adjustment stop with command from R
• the burner is immediately turned off
• the flame control device prepares for a new
start
I Cam 1
AL Fault signal (alarm)
BV... Fuel valve
EK2 Remote reset
FS Flame presence signal
GP Gas pressure switch
LP Air pressure switch
LR burner power regulator
LK air shutter
B-B' Flame stabilisation interval
C-D Burner operation
M Fan motor
GB
I
t10
tw
t3
t1
t12
t11
Cod. 35447686 - 04/2008 (Rev. 00)
B B' C
t3n t4
TSA
fig. 11
R Thermostat or pressure switch
SA Servomotor
SB Safety thermostat
TSA Ignition safety time
W Control pressure switch or thermostat
Z Ignition transformer
tw Standby time
t1 Pre-ventilation time
t3 Pre-ignition time
t3n Ignition time during (TSA)
t4 Interval between (End TSA-BV2) or (BV1-LR)
t10 Delay for air pressure switch consent
t11 Air shutter servo control opening time (SA)
t12 Air shutter servo control closing time (SA)
D
12
10
3
7
9
4
5
11
6
1
8
47