MEGAFLO 2sf Instructions Manual Download Page 1

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Megaflo Compact SystemReady

Hot Water Cylinders

Unvented Indirect

Important

Please read & understand all these instructions before commencing installation.

Please leave this manual with the customer for future reference

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Summary of Contents for 2sf

Page 1: ...Compact SystemReady Hot Water Cylinders Unvented Indirect Important Please read understand all these instructions before commencing installation Please leave this manual with the customer for future r...

Page 2: ...shooting 23 10 1 Fault finding 23 11 Decommissioning 24 11 1 Decommissioning procedure 24 12 1 Spare parts list 25 Benchmark checklist 30 Commissioning service records 31 Warranty 32 THE BENCHMARK SCH...

Page 3: ...pliance Faulty or insufficient maintenance of the appliance Failure to abide by the instructions on installing the product Installer s liability The installer is responsible for the installation and t...

Page 4: ...erious physical injury if the safety instructions in this manual are not adhered to CAUTION Do not operate immersion heaters until the appliance has been filled with water WARNING When handling the ap...

Page 5: ...51 Coil heat up times 15l min 33 1 40 1 43 0 45 1 30l min 26 9 30 2 34 8 37 7 45 min 25 0 28 8 32 3 34 2 Coil rating kW 15l min 13 1 12 7 13 7 14 3 30l min 16 3 16 3 17 1 17 3 45l min 17 6 17 7 18 8 1...

Page 6: ...ons Figure 1 General dimensions SystemReady Table 3 General dimensions table SystemReady Size DIMENSIONS mm A B C 2sr N A 728 1130 4sr N A 883 1256 6sr N A 1008 1413 8sr 900 1084 1515 355 A B C 316 42...

Page 7: ...LINKED BACK TO THE NEUTRAL TERMINALS IN THE WIRING CENTRE 3 ASSUMES BASIC BOILER 4 THE 22MM MOTORISED VALVES DO NOT HAVE A WHITE WIRE 5 THE ABOVE DIAGRAM IS FOR GUIDANCE ONLY THE MANUFACTURER ACCEPTS...

Page 8: ...excellent standard of corrosion resistance The outer casing is a combination of resilient thermoplastic mouldings and pre coated steel All products are insulated with CFC free polyurethane foam to gi...

Page 9: ...the point of most frequent use Avoid siting where extreme cold temperatures will be experienced All exposed pipe work should be insulated The discharge pipe work from the safety valves must have minim...

Page 10: ...ot to scale The boiler should have a control thermostat and non self resetting thermal cut out and be compatible with unvented storage water heaters Should be a sealed system maximum primary pressure...

Page 11: ...owers and baths The mixing valve can be installed in any orientation providing the pipe from the tank outlet to the H port of the valve is no more than 500mm long and has no other connections attached...

Page 12: ...e if the capacity of the secondary circuit exceeds 10 litres Pipe capacity copper 15mm O D 0 13 l m 10 litres 77m 22mm O D 0 38 l m 10 litres 26m 28mm O D 0 55 l m 10 litres 18m Note Plastic pipe capa...

Page 13: ...ge 3 bar Combination T P ERV T P Temperature and Pressure ERV Expansion Relief Valve Mains water supply 90 Tundish T P actuation knob ERV actuation knob D2 Pipe Figure 9 Isolation and 3 bar pressure r...

Page 14: ...cock can be fitted here MCWS to Kitchen unbalanced cold mains supply Mains Cold Water Supply KEY MCWS Mains Cold Water Supply HWS Hot Water Service SC Stop Cock Isolating Valve DOC Drain Off Cock Dis...

Page 15: ...t and the tundish see fig 12 Note To comply with the Water Supply Water Fittings Regulations the tundish should incorporate a suitable air gap 3 55 Any discharge should be visible at the tundish In ad...

Page 16: ...positioned to prevent contact whilst maintaining visibility and c discharges at high level e g into a metal hopper and metal downpipe with the end of the discharge pipe clearly visible or onto a roof...

Page 17: ...Temperature relief valve Metal discharge pipe D1 from Temperature relief valve to tundish Tundish Discharge below fixed grating Building Regulation G3 section 3 61 gives alternative points of discharg...

Page 18: ...ication labels within the wiring centre to aid in connecting the various external system components such as the mains supply programmer and boiler Back up immersion heater The back up immersion heater...

Page 19: ...ry heat exchanger coil For further details of wiring the boiler or external controls consult the manufacturer s installation instructions Figure 15 Direct wiring schematic Figure 14 Indirect wiring sc...

Page 20: ...the caps replaced The levers on the motorised valves should be returned to the Auto position Check primary circuit for leaks and rectify as necessary Switch on the boiler ensure the programmer is set...

Page 21: ...low of primary water around the heat exchanger coil when the control temperature has been reached http www baxi co uk information and advice how to videos htm The controls fitted to the cylinder will...

Page 22: ...urn on isolating valve or main stop cock to the system Check for leaks Descaling immersion heater Draining appliance Turn off the mains water supply isolate the electrical supply and turn off boiler A...

Page 23: ...alve Thermal control failure CAUTION Water will be very hot Switch off power to immersion heater and shut down boiler DO NOT turn off water supply When discharge stops check all thermal controls repla...

Page 24: ...f Waste Equipment by Users in Private Households in the European Union This symbol on the product indicates that this product must not be disposed of with your other household waste Instead it is your...

Page 25: ...347 96 8 Set of compression nuts and olives NOT SHOWN 95 607 838 9 Drain valve 1 4 turn 95 605 051 10 22mm Manifold 70 316 93 11 Direct combined thermostat thermal cut out 70 316 88 12 Wiring centre 9...

Page 26: ...Cartridge 3 Bar Strainer Mesh 3 Bar Pressure Reducing Valve Complete 2 Figure 17 Exploded view of 3bar pressure reducing valve Figure 18 Mixing valve Hot water from cylinder Cold water from Mains Mix...

Page 27: ...27 Figure 19 SystemReady exploded view 13 20 10 06 09 20 12...

Page 28: ...28 14 15 19 11 16 7 17 3 21 18 Figure 20 Indirect exploded view...

Page 29: ...29 NOTES...

Page 30: ...30 Benchmark checklist...

Page 31: ...31 Commissioning service records...

Page 32: ...ngineer and any replacement parts used on the Megaflo Compact product are authorised Megaflo Compact spare parts The factory fitted Temperature Pressure Expansion Relief Valve has not been tampered wi...

Page 33: ...home continues to own the property Should the property be sold the new owner and any subsequent owners will receive a 25 year warranty from the date the original owner purchased the Megaflo Compact or...

Page 34: ...dlesex UB4 0TY Tel 020 8606 3567 Parts Center Tel 0344 292 7057 www partscenter co uk Newey Eyre Unit 3 5 Wassage Way Hampton Lovett Ind Estate Droitwich Worcestershire WR9 0NX Tel 01905 791500 Fax 01...

Page 35: ...35 NOTES...

Page 36: ...ing regulations outside of the UK contact your local Authority For spares stockists guarantees and warranty outside the UK contact your local supplier or Export Sales T 44 0 1603 420271 F 44 0 1603 42...

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MEGAFLO 2sf, Instructions Manual

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