Unigas PG60, Manual Of Installation - Use - Maintenance

Page: 22 / 56

CIB UNIGAS - M039191CA
22
3 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 26.
4 be sure that the actuator cam for the “Startup enabling signal” (when used) is 5° more than the ignition cam;
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 pag.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).
9 manually drive the adjusting cam
SV
to the high flame position and set the actuator to the AUTO mode (by the related switch - see
picture) to lock the adjusting cam.
10 the nozzle suplly pressureis already factory-set and must not be changed. Only if necessary, adjust the supply pressure as follows
(see related paragraph);insert a pressure gauge into the port showed on Fig. 19-Fig. 20 and act on on the pump adjusting screw
VR
(see Fig. 18) as to get the nozzle pressure at 20bar (Bergonzo nozzles - see diagram on page 15).
SQL330.. actuator cams
AB = High flame cam
BF = Low flame cam
B = plastic cam
G = cam locking lever
CP= cam for start-up enabling signal
A
C
B
MAN
AUT
AB B G
CP
AB
BF