25
Adjustment by the Siemens SQL33.. actuator
1
Check the fan motor rotation (see page 19).
2
owith the electrical panel open, prime the oil pump acting directly on the related
CP
contactor (see next picture): check the pump
motor rotation and keep pressing for some seconds until the oil circuit is charged;
3
bleed the air from the
M
pressure gauge port (Fig. 25) by loosing the cap without removing it, then release the contactor.
Fig. 25
4
Turn the burner on by means of its main switch
A
: if the burner locks (LED
B
on in the control panel) press the RESET button (
C
)
on the control panel (see next picture) - see chapter “OPERATION” on page 30.
5
Start the burner up by means of the thermostat series and wait unitl the pre-purge phase comes to end;
6
the burner starts up with the actuator on the ignition position, set it to the
MAN
(manual mode), by the
MAN/AUTO
selector (ignition
position= read on the air damper index
ID1
- see picture on page 24);
7
disconnect the
TAB
thermostat removing the wire from the terminal no. 6 or by setting MAN on the RWF40 modulator or by setting
0 by means of the
CMF
switch (only for fully-modulating burners);
8
set the actuator on the manual mode (MAN) by means of the MAN/AUTO switch (see next pictures).
Suntec TA.
Suntec T..
SQL330.. actuator cams
F = plastic clamp
A = cam locking lever
S = cam locking lever
BF = Low flame cam
CP
VR
M
M
VR
A
C
B
MAN
AUT
BF
F
S
A
