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
Likely cause
The burner does not light or the flame is not even around the | The gas holes on the burner are clogged. |
burner. | The removable parts that make up the burner are mounted |
| incorrectly. |
| There are draughts near the appliance. |
The burner does not remain lit when set to minimum. | The gas holes are blocked. |
| There are draughts near the appliance. |
| The minimum setting has not been adjusted properly. |
The cookware is unstable. | 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. |
Technical Specifications
Gas consumption
PZ 750 | Injector | gas input | Injector |
| gas input |
| diameter |
| diameter |
|
|
| Natural Gas (1.0 kPa) |
| Propane (2.75 kPa) | ||
Auxiliary | 0.85 mm | 3.3 MJ/hr | 0.50 mm |
| 3.3 MJ/hr |
Semi Rapid (2) | 1.10 mm | 6.0 MJ/hr | 0.64 mm |
| 5.5 MJ/hr |
Rapid | 1.25 mm | 9.4 MJ/hr | 0.85 mm |
| 9.0 MJ/hr |
Wok Burner (Double | 0.85 mm + | 15 MJ/hr | 0.5 mm + |
| 15 MJ/hr |
Crown Double Ring) | 2 x 1.25 mmm |
| 2 x 0.75 mm |
| |
total |
| 39.7 MJ/hr |
|
| 38.3 MJ/hr |
PZ 640 | Injector | gas input | Injector |
| gas input |
| diameter |
| diameter |
|
|
| Natural Gas (1.0 kPa) |
| Propane (2.75 kPa) | ||
Auxiliary | 0.85 mm | 3.3 MJ/hr | 0.50 mm |
| 3.5 MJ/hr |
Semi Rapid | 1.10 mm | 6.0 MJ/hr | 0.64 mm |
| 5.5 MJ/hr |
Rapid | 1.25 mm | 9.4 MJ/hr | 0.85 mm |
| 9.0 MJ/hr |
Wok Burner | 1.75 mm | 13.0 MJ/hr | 1.01 mm |
| 13.0 MJ/hr |
total |
| 31.7 MJ/hr |
|
| 31.0 MJ/hr |
Connections
PZ 640
PZ 750
Gas Inlet fitting | 1/2” BSP (male) thread | 1/2” BSP (male) thread |
Location of gas inlet | 40 mm from rear edge | 40 mm from rear edge |
| 60 mm from right side edge | 145 mm from right side edge |
Electrical input | Flexible cord and earthed 10 | Flexible cord and earthed 10 Amp |
| Amp 3 pin plug | 3 pin plug |
Location of Electrical Connection | 55 mm from rear edge | 50 mm from rear edge |
| 200 mm from left side edge | 250 mm from left side edge |
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