171 425 61 14-01
ELECTRIC EQUIPMENT
2(2)
Function
1
.
Switch on operating switch and twin thermostat
The burner motor starts, an ignition spark is formed,
the prepurge goes on till the prepurge period ex-
pires and the solenoid valve opens (2).
2.
Solenoid valve opens
Oil mist is formed and ignited. The photocell indi-
cates a lame. Theignition spark goes out 15 s. after
lame indication
3.
The safety time expires
a. If no lame is established before this time limit
the control cuts out.
b. If for some reasons the lame disappears after
this time limit, the burner will make an attempt to
re-start.
3-4. Operating position
If the burner operation is interrupted by means of
the main switch or the thermostat, a new start takes
place when the conditions in accordance with point
1 are fulilled.
The oil burner control cuts out
A red lamp in the control is lit. Press the reset but-
ton and the burner re-starts.
Note:
The enclosed cable grommet shall be itted on the con
-
trol socket.
Colour codes LMO14/24
When the burner starts, three signal lights in the reset switch indicate
the normal sequence, as well as provide indication if something ab-
normal is happening in accordance with the following table:
Preheater in operation
Solid yellow
Ignition switched on
Flashing yellow
Normal operation
Solid green
Operation, poor lame signal
Flashing green
Undervoltage
Flashing yellow-red
Fault, alarm
Solid red
False light
Flashing red-green
Communication mode
Fluttering red
Fault codes LMO14/24
When the red light for a blocked relay box comes on, you can get
information about what has caused the problem by pressing and
holding the reset button for 3 seconds.
The number of lashes below is repeated with a pause in between.
2 lashes
No lame signal when safety time
expires
4 lashes
False light during start
7 lashes
3 x Losses of lame during operation
8 lashes
Time-out for preheater *
10 lashes
Incorrect wiring, internal fault or si-
multaneous occurrence of two faults
*
In order for this fault code to occur, the preheater shall not reach
its cut-off temperature within 10 mins. from switch on.
To return to normal operation: Press the reset button for 1 second.
If the reset button is instead kept pressed a second time for at least
3 seconds, you can, via an interface, obtain the corresponding in-
formation on a computer or lue gas analyser.
To return to normal operation: Press the reset button for 1 second
Summary of Contents for STERLING 40 ST108PL
Page 2: ......
Page 16: ......
Page 18: ......
Page 19: ......
Page 20: ...Enertech AB P O Box 309 SE 341 26 Ljungby www bentone se www bentone com ...