Adjustment For Natural Gas - Smeg SR 86 AGH Manual

9.3 Adjustment for city gas
Carry out the same steps as described in "9.2 Adjustment for LPG", but select
the nozzles and adjust the primary air for city gas as indicated in the table below
and in "9.5 Primary air adjustment".
Burner
Auxiliary (1)
Semi-rapid (2)
Rapid (3)
Ultra-rapid (4)
Double crown internal (5)
external (5)
Fish burner (6)
The values for city gas refer to appliances in category III 1a2H3+.
9.4

Adjustment for natural gas

The hob is preset for natural gas G20 (2H) at a pressure of 20 mbar. To reset
the appliance for operation with this type of gas, carry out the same steps as
described in "9.2 Adjustment for LPG", but select the nozzles and adjust the
primary air for natural gas as indicated in the table below and in "9.5 Primary air
adjustment".
After the adjustments have been carried out, restore the seals with sealing wax
or equivalent material.
Burner
Auxiliary (1)
Semi-rapid (2)
Rapid (3)
Ultra-rapid (4)
Double crown internal (5)
external (5)
Fish burner (6)
44
Instructions for the installer
Rated
heating
capacity
(kW)
1.05
1.65
3.1
3.3
1.05
3.9
2.9
Rated
heating
capacity
(kW)
1.05
1.65
3.1
3.3
1.05
3.9
2.9
City gas – G110 8 mbar
Nozzle diameter
1/100 mm
132
165
240
250
132
290
230
Natural gas – G20 20 mbar
Nozzle diameter
1/100 mm
73
92
126
130
73
140
123
Reduced capacity
(W)
380
380
800
1200
380
1200
800
Reduced capacity
(W)
380
380
750
1200
380
1200
800