Zanussi ZCG 611 - Manual (Page 21)

21
a
Commissioning
When the hob has been fully installed it will be necessary
to check the minimum flame setting. To do this, follow
the procedure below.
- Turn the gas tap to the MAX position and ignite.
- Set the gas tap to the MIN flame position then turn
the control knob from MIN to MAX several times. If
the flame is unstable or is extinguished follow the
procedure below.
F
Procedure:
- Re-ignite the burner and set to MIN.
- Remove the control knob.
- The adjustment screw is located down the centre of
the gas tap control shaft or on the lower right hand
side of the shaft (see diagram).
- To adjust, use a thin bladed screwdriver and turn the
adjustment screw until the flame is steady and does
not extinguish, when the knob is turned from MIN to
MAX. Repeat this procedure for all burners.
F
Pressure Testing
- Remove left hand pan support and front left burner
cap and crown.
- Fit manometer tube over the injector.
- Turn on the burner gas supply and ignite another burner
supply.
- The pressure reading should be nominally 20mbar
and must be between 17 mbar and 25mbar.
- Turn off the burner supplies.
a) Minimum adjustment screw
b) Tap
FO 1032