Cosmo COS-VA-S950M, User'S Manual & Installation Instructions

Page: 16 / 18

16
OPERATIONS TO BE PERFORMED WHEN SUBSTITUTING THE INJECTORS
l
Remove the gratings, the burner covers and the knobs;
l
Using a wrench substitute the nozzle injectors “J”(fig:5.4-5.5)
With those most suitable for the kind of gas for which it is to
Be used.
The burner are conceived in such a way so as not to require the
regulation of the primary air.
REGULATING THE BURNER MINIMUM SETTING
When switching from one type of gas to another. the minimum
Flow rate need also be correct: the flame should not go out even
When passing suddenly from maximum to minimum flame.
To regulate the flame follow the instructions below:
l
Light the burner
l
Set the gas valve to minimum
On gas valves provided with adjustment screw in the center of the shift
(fig. 5.6).Using a screwdriver with max, diameter 3 mm. turn the screw
inside the tap until the correct setting is obtained.
For LP/PROPANE gas, tighten the adjustment screw completely.
After regulation repeat the operation indicated in paragraph “2.
Pressure regulator” on page 12.
If the cooktops has been disconnected and then connected again to the gas
supply line repeat the operations indicated in paragraph “5.
Leak Testing” on page 14.
TOOL NEEDED
A=T-handle wrench
B=wrench
C=screwdrive
r