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Heatrae Sadia Megaflo Eco 125DD, Руководство пользователя

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Heatrae Sadia Megaflo Eco 125DD Скачать руководство пользователя страница 31

31

Figure 19: Direct controls and immersion heater, 

exploded view

Spare components are comman to Upper and 
Lower Direct Control Assemblies Except for 
the Upper elements 34 and Lower 
element 16

A

A

B

B

Direct control assembly and upper assembly on 

Indirect cylinders

19

20

18

21

23

7

34

16

Содержание Megaflo Eco 125DD

Страница 1: ...rtant Please read understand all these instructions before commencing installation Please leave this manual with the customer for future reference Megaflo Eco Unvented Direct Indirect Hot Water Cylind...

Страница 2: ...11 1 Decommissioning procedure 28 12 Spare parts 29 12 1 Spare parts list 29 Benchmark checklist 34 Commissioning service records 35 Guarantee 36 Benchmarktm places responsibilities on both manufactu...

Страница 3: ...appliance 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 an...

Страница 4: ...h as a flow of water from the discharge pipe switch the heater off and contact the installer Do not remove or adjust any component or part of this unvented water heater contact installer DO NOT bypass...

Страница 5: ...up times 15l min 12 5 21 9 23 2 31 5 32 0 32 0 40 1 40 1 42 3 42 3 30l min 12 0 17 4 20 0 25 1 25 3 25 3 34 6 34 6 35 5 35 5 45 min 9 6 15 3 17 0 23 3 24 1 24 1 26 8 26 8 33 1 33 1 Coil rating kW 15l...

Страница 6: ...ing 1 0MPa 10 bar 90 C T P Part number 95 605 810 Immersion heater electrical rating 3 0kW 240V 2 8kW 230V Notes 1 at 3 bar water inlet pressure 2 Tested to EN 60379 2004 Table 2 Technical data Direct...

Страница 7: ...50DD 250DDD 250DDDD 300DD 300DDD 300DDDD Storage volume V in litres 92 0 140 0 155 0 182 0 199 0 199 0 199 0 236 0 236 0 236 0 283 0 283 0 283 0 Mixed water at 40 C V40 in litres 78 167 183 218 241 24...

Страница 8: ...300i 6kW 316 355 1575 2053 1413 1526 Table 2 Dimensions see Figs 1 and 2 for details Size DIMENSIONS mm A B C D E 70D N A 307 495 802 N A 125DD N A 307 479 1102 649 145DD N A 307 895 1229 680 170DD N...

Страница 9: ...HARGE PIPE DRAIN COCK PRIMARY RETURN PRIMARY FLOW SECONDARY RETURN TAPPING IF REQUIRED INDIRECT CYLINDERS ONLY MAINS WATER SUPPLY BALANCED COLD WATER CONNECTION IF REQUIRED ELEMENT CONTROLS HOUSING 3...

Страница 10: ...nder requires no separate expansion vessel to accommodate this expansion as they incorporate an internal air gap 4 3 Main components See Figure 3 on page 9 4 4 Standard delivery The delivery includes...

Страница 11: ...eck Valve Stop 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 Drai...

Страница 12: ...thermostatic control unless additional and appropriate safety measures are installed Ascending spray type bidets or any other class 1 back syphonage risk requiring that a type A air gap be employed St...

Страница 13: ...on for the unit please install paying attention to the following hydraulic electrical and commissioning sections Boiler selection Indirect units only The boiler should have a control thermostat and no...

Страница 14: ...bar The valve can be fitted in any orientation to suit the installation as long as the valve is installed with the direction of flow arrows pointing in the correct direction The expansion relief valv...

Страница 15: ...riods of high demand are critical to the correct operation and longevity of the heating element s and thermostats Secondary circulation is not recommended for direct electric units using off peak tari...

Страница 16: ...tlet and the tundish see Fig 11 page 18 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 tu...

Страница 17: ...connected to the pipe Note 1 Plastic pipes should be joined and assembled with fittings appropriate to the circumstances in which they are used as set out in BS EN ISO 1043 1 2 Where pipes cannot be c...

Страница 18: ...p to 27m 1 4m 1 7m 2 3m Table 6 Sizing of copper discharge pipe D2 for common temperature relief valve outlet sizes Safety device e g Temperature relief valve Metal discharge pipe D1 from Temperature...

Страница 19: ...4 for details of how to adjust the temperature setting Each immersion heater has its own individual thermostatic control The thermostat incorporates a thermal cut out that will switch off the immersio...

Страница 20: ...on Fig 14 Replace the Control Cover s before operating To do this tilt the cover and align the top two lugs with the holes in the housing as indicated on Fig 12 Hinge the cover downwards and firmly pr...

Страница 21: ...EM KEY Bl BLUE Br BROWN G GREY O ORANGE GY GREEN YELLOW DHW DOMESTIC HOT WATER HTG HEATING 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 Bl Br O G GY Bl Br O L N N L N L Bl W G O GY 1 2 3 L N HTG ON DHW ON P...

Страница 22: ...cted to the boiler controls it should be noted that the factory fitted indirect thermostat and thermal cut out MUSTNOTbe disconnected or bypassed To do so would invalidate the product approvals and wa...

Страница 23: ...Switch on the boiler ensure the programmer is set to Hot Water and allow the cylinder to heat up to a normal working temperature 60 65o C recommended If necessary the temperature can be adjusted by in...

Страница 24: ...t I E E Wiring Regulations Temperature controls indirect units A combined thermostat and thermal cut out is provided for the control of the external boiler The thermostat is factory set to give a wate...

Страница 25: ...operations Inspection The immersion heater boss can be used as an access for inspecting the cylinder internally Safety valve operation CAUTION Water discharged may be very hot Manually operate the tem...

Страница 26: ...charge the air volume Turn off the heat source to the cylinder Turn off the water supply to the unit by turning the isolating valve on either the pressure reducing valve or expansion valve Turn the bl...

Страница 27: ...fitted 3 Check and refit as required Water from hot taps is cold 1 Back up immersion heater not switched on 1 Check and switch on 2 Back up immersion heater thermal cut out has tripped 2 Check Reset b...

Страница 28: ...only Remove cylinder Cap pipework Environmental information Products are manufactured from many recyclable materials At the end of their useful life they should be disposed of at a Local Authority Rec...

Страница 29: ...T SHOWN 95 605 812 16 Direct element Titanium lower 95 606 988 17 Immersion heater backnut Brass 95 607 940 18 Direct combined thermostat thermal cut out 95 612 720 19 Direct Titanium controls cover 9...

Страница 30: ...ure 18 Cold water inlet controls spares exploded views 2 3 5 4 6 Figure 18 A 3 bar Pressure Reducing Valve exploded view Figure 18 B 8 bar Expansion Pressure Relief Valve exploded view Figure 18 C Sto...

Страница 31: ...heater exploded view Spare components are comman to Upper and Lower Direct Control Assemblies Except for the Upper elements 34 and Lower element 16 A A B B Direct control assembly and upper assembly o...

Страница 32: ...32 Figure 20 Indirect controls and immersion heater exploded view Indirect Control Assembly 25 26 27 24 18 22 7 23...

Страница 33: ...n Business Centre Springfield Road Hayes Middlesex UB4 0TY Tel 020 8606 3567 Parts Center Tel 0845 270 9800 www partscenter co uk Newey Eyre Unit 3 5 Wassage Way Hampton Lovett Ind Estate Droitwich Wo...

Страница 34: ...34 Benchmark checklist...

Страница 35: ...35 Commissioning service records...

Страница 36: ...ase of the Megaflo product Outside of the UK These warranties are valid for installations within the United Kingdom For installation in the Republic of Ireland please contact Potterton Myson Ireland L...

Страница 37: ...uirements The customer will cover the cost of any safety equipment including but limited to scaffolding and lifting equipment that is required to meet this standard and will appoint a contractor to ca...

Страница 38: ...38 NOTES...

Страница 39: ...39 NOTES...

Страница 40: ...ding 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 4...

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