Please leave these instructions with the user for safe keeping. Commissioning, Maintenance & Servicing Guide Potterton Solar -Solar Thermal Domestic Hot Water System © Baxi Heating UK Ltd 2007. IndexIndex 2 Index 3 Commissioning of system General information Flushing and filling the system 5 Commissioning of hydraulic station Checking/setting pressure Checking/adjusting flow rate Installation of thermal insulation 7 Commissioning of solar controller Overview of display Button function Operating

3. This product should be serviced regularly to optimise its safety, efficiency and performance. The service engineer should complete the relevant Service Record on the Benchmark Checklist after each service. 4. The Benchmark Checklist may be required in the event of any warranty work and as supporting documentation relating to home improvements in the optional documents section of the Home Information Pack. © Baxi Heating UK Ltd 2009 6.0 Notes © Baxi Heating UK Ltd 2009 6.0 Notes 10 © Baxi Heat

Check electricity to the boiler is switched on. Is the Central Heating System YES NO Is the ( ) indicator neon on ? section, between 1 and 2.5 bar ? Pressure needle in the GREEN NO 30° 40° 50° 60° 70° 80° bar01234 Flame Failure Neon YES If the reading falls below 1 bar repressurise the system as Turn the ON/OFF/Reset described in section 4.1. Selector Switch to Reset. Reset If boiler does not Reset © Baxi Heating UK Ltd 2009 2.0 Troubleshooting Is the Timer ON and calling for Is the Room Thermos

999999999 NAME: A.N.Installer COMPANY: Newtown Heating EXPIRES: 31 DECEMBER 2010 PHOTOGRAPH To confirm validity of this card please contact CORGI on 0870 401 2300 CORGI 00000 Fig. 6 CORGI Registration Card 6.1 Installation, Commissioning, Service & Repair 1. This appliance must be install in accordance with the manufacturer’s instructions and the regulations in force. Read the instructions fully before installing or using the appliance. 2. In GB, this must be carried out by a competent person as

© Baxi Heating UK Ltd 2008 Contents Natural Gas Potterton Promax Combi 24 HE Plus A G.C.No 47 393 21 Potterton Promax Combi 28 HE Plus A G.C.No 47 393 22 Potterton Promax Combi 33 HE Plus A G.C.No 47 393 23 .. This product has an energy rating (A) on a scale of A to G. For more information see This is a certification mark. Section Page 1.0 Quick Reference Guide 3 2.0 Troubleshooting 4 3.0 Repressurising System 6 4.0 Clearances 7 5.0 Care of the Boiler 8 6.0 Legislation 9 7.0 Notes 10 “Potterton”

The test data from which it has been calculated has been certified by 0087. 10 © Baxi Heating UK Ltd 2008 Inlet Pressure (Natural Gas - G20) mbar 20 Injector (Natural Gas - G20) 7.5mm (24&28 model) 12mm(33 model) Electrical Supply 230V~ 50Hz (Appliance must be connected to an earthed supply) Power Consumption 155W (24 & 28 model) 160W (33 model) Electrical Protection IPX0D External Fuse Rating 3A Internal Fuse Rating F2L Condensate Drain To accept 21.5mm (3/4 in) plastic waste pipe Flue Terminal

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Error codes that are shown as automatic reset will disappear once the fault has cleared. The appliance will restart if there is a demand except in the case of errors 263 and 264 when the appliance must be switched off and on again to enable a restart. All other error codes indicate a fault condition, which will require the attention of a service engineer. © Baxi Heating UK Ltd 2010 12.0 Care of the Boiler Warning ! If you smell gas Do not operate light switches Do not operate any electrical equi

3.5 Safety Thermostat 1. Your Baxi Combi HE is fitted with an additional safety devices, which shut down the boiler in the event of the system, boiler or flue overheating. The safety thermostat neon ( ) will light in this instance (Fig. 1). 3.6 Flame Failure 1. The red flame failure neon ( of the burner failing to light, when incomplete lighting of the ) will illuminate in the event burner occurs or blockage of the condensate drain (Fig. 1). To Reset the Safety Thermostat or Flame Failure 1. To

The heating will operate when the white tappets are set to the outer edge of the bezel. To ensure the heating stays OFF set the required tappets inwards towards the centre of the bezel. Each tappet represents 15 minutes. For example: If the heating is not required between 10 A.M. and 11 A.M. the four tappets anticlockwise from the 10 A.M. will be set inwards (Fig. 7). 2 3 4 5 AM 7 8 9 10 0 9 10 11 12 4 Constant Time Pointer Timed Off Rotate to adjust time Off Position On Position Time Pointer Fi