Smeg PTS723-3 User Manual

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Instructions for the Installer
 
 
 
11 
5.2 
Adjusting for bottled gas 
 
 
Undo the screw A and push the support B fully down. Remove the nozzle C with a 
spanner and fit the suitable one following the instructions in the tables referring to the 
type of gas to be used. The nozzle must not be tightened with a torque of more than 
Nm
. Return the support B to its original position, so that the nozzle  C is perfectly 
covered. 
Regulate the air flow by moving the Venturi pipe D until the distance “X” stated in point
"5.5 Adjusting the primary air flow” is obtained and secure it with the screw A. When the
adjustments are complete, restore the seals with wax or an equivalent material. 
 
Burner 
Nominal 
heat 
capacity 
(kW) 
 
Bottled gas – G30/G31  30/37 mbar 
 
 
 
Nozzle 
diameter 
1/100 mm
By-pass 
mm 
1/100 
Reduced 
heat 
capacity 
(W) 
Capacity 
g/h G30 
Capacity 
g/h G31 
Semi rapid (1) 
1.7 
62 
33 
500 
124 
121 
Rapid (2) 
2.9 
80 
50 
1050 
211 
207 
Ultra-Rapid (3) 
 4.2 
98 
65 
1600 
305 
300 
 
5.3 
Adjusting for town gas 
Proceed as described in point “5.2 Adjusting for bottled gas” but select the nozzles and adjust 
the primary air flow for town gas, as indicated in the table below and in point “5.4 Adjusting 
the primary air flow”.. 
 
Burner 
Nominal 
heat 
capacity 
(kW) 
 
Town gas – G110  8 mbar 
 
 
Nozzle diameter 
1/100 mm 
Reduced heat capacity 
(W) 
Semi rapid (1) 
1.7 
165 
500 
Rapid (2) 
2.9 
230 
1050 
Ultra-Rapid (3) 
4.2 
300 
1100 
 
5.4 
Adjusting for natural gas 
The appliance is tested with G20 (2H) natural gas at the pressure of 20 mbar. To return the 
appliance to the condition required to use this type of gas, proceed as described in point “5.2 
Adjusting for bottled gas” but select the nozzles and adjust the primary air flow for natural gas, 
as indicated in the table below and in point “5.5 Adjusting the primary air flow”. 
 
Burner 
Nominal 
heat 
capacity 
(kW) 
 
Town gas – G20  20 mbar 
 
 
Nozzle diameter 
1/100 mm 
Reduced heat capacity 
(W) 
Semi rapid (1) 
1.7 
92 
500 
Rapid (2) 
2.9 
123 
1050 
Ultra-Rapid (3) 
4.2 
145 
1400