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page 6
1.0 Introduction
1.1 Description
1. The Potterton Promax SL range are gas fired room sealed fan assisted condensing central heating boilers.
2. The maximum output of the Potterton Promax 12 SL is 40,330 Btu/hr,15 SL model is 52,000 Btu/hr, 18 SL model is 60,770 Btu/hr
and 24 SL model is 75,000 Btu/hr. The maximum output of the 30 SL model is preset at 75,000 Btu/hr but can be set to 100,000
Btu/hr (see section 10.8). All boilers automatically adjust their outputs according to the system load.
3. It is designed for use on Natural Gas (G20).
4. The boiler is suitable for fully pumped open vented central heating and domestic hot water systems and sealed systems.
5. A label giving details of the model, serial number and Gas Council number is situated on the rear of the lower door panel (Fig. 1).
Fig. 1
6. The boiler data badge is positioned on the air box door (Fig. 2).
Benchmark Checklist
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