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Troubleshooting
It may happen that the appliance does not function properly or at all. Before calling the service centre for assistance, check if
anything can be done. First, check to see that there are any interruptions in the gas and electrical supplies, and, in particular,
that the gas valves for the mains are open.
Problem
The burner does not light or the fl ame is not even around the
burner.
The burner does not remain lit when set to minimum.
The cookware is unstable.
Technical Specifi cations
Gas consumption
PZ 750
Auxiliary
Semi Rapid (2)
Rapid
Wok Burner (Double
Crown Double Ring)
total
PZ 640
Auxiliary
Semi Rapid
Rapid
Wok Burner
total
Connections
Gas Inlet fi tting
Location of gas inlet
Electrical input
Location of Electrical Connection
Injector
gas input
diameter
Natural Gas (1.0 kPa)
0.85 mm
3.3 MJ/hr
1.10 mm
6.0 MJ/hr
1.25 mm
9.4 MJ/hr
0.85 mm +
15 MJ/hr
2 x 1.25 mmm
39.7 MJ/hr
Injector
gas input
diameter
Natural Gas (1.0 kPa)
0.85 mm
3.3 MJ/hr
1.10 mm
6.0 MJ/hr
1.25 mm
9.4 MJ/hr
1.75 mm
13.0 MJ/hr
31.7 MJ/hr
PZ 640
1/2" BSP (male) thread
40 mm from rear edge
60 mm from right side edge
Flexible cord and earthed 10
Amp 3 pin plug
55 mm from rear edge
200 mm from left side edge
Likely cause
The gas holes on the burner are clogged.
The removable parts that make up the burner are mounted
incorrectly.
There are draughts near the appliance.
The gas holes are blocked.
There are draughts near the appliance.
The minimum setting has not been adjusted properly.
The bottom of the cookware is warped.
The cookware is not positioned correctly at the centre of
the burner.
The pan support grids have been positioned incorrectly.
Injector
gas input
diameter
Propane (2.75 kPa)
0.50 mm
3.3 MJ/hr
0.64 mm
5.5 MJ/hr
0.85 mm
9.0 MJ/hr
0.5 mm +
15 MJ/hr
2 x 0.75 mm
38.3 MJ/hr
Injector
gas input
diameter
Propane (2.75 kPa)
0.50 mm
3.5 MJ/hr
0.64 mm
5.5 MJ/hr
0.85 mm
9.0 MJ/hr
1.01 mm
13.0 MJ/hr
31.0 MJ/hr
PZ 750
1/2" BSP (male) thread
40 mm from rear edge
145 mm from right side edge
Flexible cord and earthed 10 Amp
3 pin plug
50 mm from rear edge
250 mm from left side edge
7
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