4.10.2 LOCKOUT DUE TO FIRING FAILURE
P
TL
t
2
P H
t
2p
K
MV
M
I
V 1
F
Yellow
LED
4.10.3 LOCK OUT DUE TO EXTRANEOUS LIGHT
DURING PRE-PURGING
P
TL
t
2
P H
t
2p
K
MV
M
I
V 1
F
Yellow
LED
Lockout due to extraneous light during preheating
t
2L
F
Yellow
Yellow
LED
3399
t
1
t
3
t
4i
t
s
Green+Yellow
Green
No signal needs to be received
t
1
t
3
t
s
.
t
3l
Lockout
Green
Red+Yellow
.
Lockout
Red
No signal needs to be received
KEY TO LAY-OUT
D7232
F
– Flame detector
I
– Ignition transformer
K
– Thermostat enabling start-up after
LED – Reset button LED indicating operating
MV – Fan motor
PH – Oil heater
TL – Limit thermostat
V1 – Oil valve 1st stage
t
5i
Red
D7243
D7231
OPERATING TIMES
t1
t1I
t2
t2I
t2p
t3
t3I
Time is expressed in seconds
11 GB
preheating
status
Red
Green + Yellow slow flashing
Green + Yellow fast flashing
Yellow
Green
Green + Yellow medium flashing
Red + yellow fast flashing
Yellow fast flashing
max
1
ts
max
30
t4i
-
3
t5i
max
30
t4I
max
600
t6
-
15
t6I
max
1
t7
-
5
-
8
-
3
max
1
max
360
max
30
-
120